New insights on the mechanisms that cause “brain fog” in Long Covid patients: Researchers use a specialized brain imaging technique to identify a potential biomarker and therapeutic target.
After an infection with the coronavirus Sars-CoV-2, the virus is able to persist at low levels in the brainstem, new research finds. This helps explain some of the enduring neurological symptoms.
Common respiratory infections such as influenza and Covid-19 can awaken dormant breast cancer cells that have spread to the lungs, setting the stage for new metastatic tumors, new research finds.
When someone is infected with a virus, traces of it are shed in their bodily waste and end up in the sewage system. Thus, combined wastewater and individual testing can benefit public health response.
A US research team has shown that Sars-CoV-2 can “reprogram” pathogen-fighting white blood cells into immune system suppressing cells — a potential mechanism by which severe Covid may arise.
Healthcare-associated infections (HAI) are a threat to residents of long-term care facilities in Europe. A new study points to serious gaps in infection prevention and control measures.
The virus behind Covid-19 initially causes acute lung injury and respiratory failure. However, new evidence indicates the virus also involves inflammation that can affect the cardiovascular system.
A new study has shown that the molecular signature of long Covid can be found in blood samples of children. Using an AI tool, the researchers were capable of diagnosing the condition with 93% accuracy.
Self-reported, persisting health problems after Sars-CoV-2 infection are commonly described. However, the long-term prognosis of post-Covid-19 syndrome is unknown. A new study aims to change this.
A new way to inhibit the proliferation of Sars-CoV-2 opens up new perspectives in the fight against this coronavirus and other viral diseases that still have no medical treatment.
Immunocompromised patients are at greatest risk of developing severe Covid-19 after an infection. While early antiviral treatments yield best results, even late-onset therapies still show benefits.
Protection from established Covid-19 vaccines wanes relatively quickly. A new vector vaccine elicits prolonged immune response in animal models, and maintains its efficacy over extended time.
Brazilian researchers have identified a key mechanism of Sars-CoV-2 to manipulate its host’s immune defense. This discovery could pave the way for the development of novel therapies.
Researchers have developed a fluorescence assay for viral integrity (or FAIRY, for short), to quickly determine the effectiveness of countermeasures against a given virus.
New research reveals a promising approach to developing a universal influenza vaccine that confers lifetime immunity against an evolving virus considered most likely to trigger the next pandemic.
Integrating bacterial genomic data with detailed human mobility data makes it possible to see how pathogens causing pneumonia and meningitis, move between regions and evolve over time.
When point-of-care testing (POCT) models for diagnosing infectious disease are effective, the quality of pathology results can be equivalent to laboratory tests, new research shows.
A new approach to vaccine development could produce vaccines before the disease-causing pathogen – such as a new variant of the coronavirus Sars-CoV-2 – even emerges.
The world has hardly processed Covid-19, so the thought of another pandemic is far from pleasant. Yet, infectious disease experts have picked the most likely candidate in a new survey.
Findings from the largest UK study of patients hospitalised with Sars-CoV-2 infection show that long Covid leads to ongoing inflammation which can be detected in the blood.
A recent suggestion to stop using the term ‘long-Covid’ may have been well-intentioned, but could ultimately do more harm than good, experts point out.
Patients who are suffering from aftereffects of a coronavirus infection often receive the diagnosis 'long Covid'. However, new research presented at ECCMID 2024 calls that term into question.
New study results explore the long-term effects of infection with Sars-CoV-2, and challenge the idea that vaccine immunity fades quickly.
How does a coronavirus infection cause neurological symptoms such as headaches, memory problems, and fatigue? A new study points to a different reason than previously assumed.
During the Covid-19 pandemic, Switzerland relied on contact tracing to identify people likely to have been contaminated by an acquaintance. A research team assessed the effectiveness of this method.
Researchers from the University of Southampton investigated how ultraviolet laser light destroys the coronavirus Sars-CoV-2 by impacting components critical for infection.
Highlights:Validated containers for saliva collection for virus diagnostics: Monovette® VD, V-Monovette® VD and Salivette® VD.Saliva testing has become particularly important and is ideal for screening for SARS-CoV-2. Saliva collection using gargling and/or the Salivette® offers the key advantage that the user can collect the saliva themselves under supervision.Both the gargling…
Highlights:Offering the combination of the safe transfer of viruses and lysis in one tube, the PurePrep TL+ buffer optimizes research.Compatible with most liquid handling systemsDecreases prep timeImproves workflows as it breaks down viscous samples within the tubeThe PurePrep TL+ buffer is suitable for diagnostic tests and molecular biology techniques, facilitating processes like nucleic acid…
Being overweight – not just being obese – can increase Covid-19 severity. the elevated BMI creates an impaired antibody response to SARS-CoV-2 infection but not to vaccination, new research finds.
The Covid-19 pandemic has affected scientific research in numerous ways – for example by highlighting knowledge gaps in gender medicine. In many studies differences in morbidity and mortality between women and men surfaced incidentally. While the extent and causes of these differences remain largely unexplored, the preliminary insights confirm the need for further research.
Researchers have developed a method for assessing the number and structure of aggregated blood platelets (or thrombocytes) that can potentially help quantify the risk of a severe Covid-19 infection. As a result, they have identified a predictive biomarker for the seriousness of a Covid-19 infection. This will allow physicians to adjust treatment at an early stage. The researchers used a method…
A team of researchers has developed a handheld, non-invasive device that can detect biomarkers for Alzheimer’s and Parkinson’s Diseases. The biosensor can also transmit the results wirelessly.
Researchers from Osaka University present a novel technique to detect different coronavirus variants quickly, including fast-spreading strains present in human saliva.
What does the future of the coronavirus look like? An international research team from Cologne and New York has developed a model to predict the likely evolution of Sars-CoV-2.
A new study found that the antibody response of infants and young children against Sars-CoV-2 deviates from that of adults in a small, but very significant way.
New research from Copenhagen University Hospital – Rigshospitalet and Herlev and Gentofte Hospital has shed new light on the immune system’s complex struggle against the coronavirus.
The enhanced infection safety measures installed for the Covid-19 pandemic also had a beneficial effect on hospital-acquired infections (HAIs) overall, a new US study suggests.
For their contributions to developing mRNA vaccines to fight Covid-19, Katalin Karikó, PhD, and Drew Weissman, MD, PhD, have been jointly awarded the 2023 Nobel Prize in Physiology or Medicine.
A new molecular test for bacteria and viruses, including Sars-CoV-2, has been developed at the University of Surrey, as they warn that the world needs to be prepared for the next pandemic.
Researchers at the University of Michigan have zeroed in on Candida auris – a fungus with the uncanny ability to stick to everything from skin to catheters – and made a startling discovery.
A research team led by the Institute for Bioengineering of Catalonia (IBEC) and Hospital del Mar has conducted a study to analyze cough sounds recorded by smartphones in patients with Covid-19.
New research finds the use of an electric field a promising means to prevent aerosol spread of viruses in healthcare environments, for example during surgery.
Patients with immunodeficiency cannot benefit from conventional Covid-19 vaccines and still at risk from infection. A promising new approach now brings hope for this patient group.
Rates of Covid-19 are decreasing and many healthcare workers stop wearing face masks. However, that may not be such a good idea, a new commentary from US experts suggests.
Researchers in France identified changes to the immune memory after infection with the Omicron BA.1 variant in thrice-vaccinated patients. The remodeling actually works to the patients' benefit.
A new device that combines microfluidics on paper, electrochemical transduction and immunoassays on magnetic nanoparticles is useful for easy and rapid diagnosis of lung diseases.
Combining aerosol sampling and ultrasensitive biosensing, researchers have created a real-time monitor that can detect any of the Sars-CoV-2 virus variants in a room in about 5 minutes.
Do coronavirus vaccines skew the menstrual cycle, cause more bleeding or pain? Anecdotal reports hint at a connection. Now, a new study led by Boston University provides answers.
A new publication discusses deep-ultraviolet (DUV) photonics for the disinfection of Sars-CoV-2 and its variants (Delta and Omicron) in the cryogenic environment.
A study led by the National Institutes of Health’s RECOVER Initiative and supported by NYU Langone Health provides an expanded working definition of long Covid.
German researchers have now investigated whether there is a temporal association between infection with the Sars-CoV-2 virus and the development of type 1 diabetes.
Protection offered by Covid-19 vaccination declines more rapidly in people with severe obesity than in those with normal weight, scientists at the Universities of Cambridge and Edinburgh have found.
New research has found molecular signature differences in the blood of patients who fully recover from Covid-19 and those who develop long Covid.
US scientists report using a single-atom-thick nanomaterial to simultaneously detect Covid-19 and flu viruses — at much lower levels and much more quickly than conventional tests for either.
Researchers at the Universitat Autònoma de Barcelona (UAB) have developed a new type of nanoparticles inspired by the structure of amyloids, capable of neutralising the SARS-CoV-2 virus.
A new mathematical model developed by Hokkaido University engineers uses wastewater samples to effectively forecast the number of clinical Covid-19 cases in a community five days in advance.
Researchers have developed an inhalable powder that could protect lungs and airways from invasion from the coronavirus or flu viruses by reinforcing the body’s own mucosal layer.
After an infection with SARS-CoV-2, some people fail to recover their sense of smell. US researchers took a closer look at the olfactory nerve cells to find the reason for Covid-19-induced anosmia.
A newly developed rapid test needs only a few seconds to reliably detect pathogens such as SARS-CoV-2. It is based on specially designed magnetic nanoparticles.
A new study has found that antibodies produced in the nose decline nine months after Covid-19 infection, while antibodies found in the blood last at least a year.
Covid-19 vaccinations that combine two or more distinct variants of SARS-CoV-2 could offer protection against current and future ‘variants of concern’, say scientists from UK and Austria.
A new study demonstrates that AI models, using symptom and demographic features, can help predict Covid-19 infections, providing a way for rapid screening and cost-effective infection detection.
How does the coronavirus actually work? Dutch researchers have produced an animated video to visualise the life cycle of the virus using real-life microscopic images of infected cells.
In their pursuit of solutions for pandemic challenges, a US hospital system applied telemedicine principles to respiratory therapy – with impressive results.
Dimensions: 650 × 790 × 650 mm (w × d × h)Weight: 110 kgSample throughput: up to 180 tests/hAssays: Comprehensive test menu covers SARS-CoV-2, thyroid, fertility, inflammation, cardiac markers, diabetes, tumor markers and moreHighlights:EXI 1800 is a desktop automatic chemiluminescence immunoassay analyzer with compact design which only needs 0.52 m2. With its patented…
Eunsin Bae, M.D. specializes in laboratory medicine and leads the Institute of Clinical Research at Seegene Inc. Her research focuses on microbiology, molecular biology, and hematology. Dr. Bae is currently working toward implementing a global clinical study and establishing an international network of clinical investigations.
There is no evidence of higher risk of miscarriage or ectopic pregnancy following vaccination against Covid-19 or infection with the disease, according to a new study.
A new X-ray technology has been used to identify a link between the damage that severe Covid-19 can inflict on lungs and pulmonary fibrosis, a disease that causes severe scarring of lung tissue.
The Pluslife Mini Dock System is a Next-Generation POC molecular diagnostic tool that can be used in different application scenarios, which aims to help the decentralization of MDx in diagnosing facilities.
With the rise of syndrome-style infections, co-infections and the current antimicrobial resistance challenges, the need for multiplexed diagnostics is now more important than ever.
The coronavirus pandemic is a huge challenge for global public health and welfare. Decentralized, affordable POC MDx platforms would allow more effective control of SARS-CoV-2 and other infections.
The coronavirus pandemic caused by SARS-CoV-2 and its variants is still a major public safety issue worldwide. The “alpha” variant B.1.1.7, the “gamma” variant P.1, the “beta” variant B.1.351, and the “delta” variant B.1.617 are of particular concern because of their high prevalence. Large-scale vaccination and sensitive detection are vital for preventing the spread of Covid-19.
Research presented in a new preprint suggests that SARS-CoV-2 might have been artificially created in a laboratory. Experts from Würzburg have reviewed the paper – and remain unconvinced.
A vaccine design approach that could protect against new variants of SARS-CoV-2 but also potentially protects against other coronaviruses is one step closer to reality as a result of new research.
A study in Japan finds antibody response to the Moderna Covid-19 mRNA vaccine does not vary depending on the time of day when the dose was received.
A research group has revealed that SARS-CoV-2 disrupts the vascular endothelial barrier by suppressing the expression of Claudin-5 (CLDN5) to invade the blood vessels.
What will the next pandemic look like? Health officials from across the globe gathered in Geneva in late August at a World Health Organization meeting to focus on how lessons learned from Covid-19 might best prepare civilization for the "next one."
How can rapid antigen tests be adjusted to reliably detect future variants of SARS-CoV-2? A research team funded by the National Institutes of Health is currently working on finding an answer.
Researchers at Queen’s University Belfast have developed a new plastic film that can kill viruses that land on its surface with room light.
Dutch global DNA/RNA technology solutions provider MolGen B.V., participates in the 24th Annual Conference of the European Society for Clinical Virology (ESCV) held in Manchester, UK.
Two-dimensional (2D) cultured cell lines and animal models have been the principal research tools for the past decade, but have several shortcomings. Three-dimensional cell cultures, or organoids, show great promise here.
The new washer-disinfector series exhibits comprehensive decontamination and disinfection performance against all human-pathogenic viruses, confirms accredited testing laboratory HygCen Germany GmbH.
The overall risk of myocarditis is substantially higher immediately after being infected with Covid-19 than it is in the weeks following vaccination for the coronavirus, a large new study shows.
The new test measures the level of neutralizing antibodies in a blood sample and could help people decide what protections they should take against infection.
The prototype device combines eRapid and SHERLOCK technologies into a single, postcard-sized system that can simultaneously detect the presence of both SARS-CoV-2 RNA and antibodies in a patient’s saliva.
More than 225,000 tweets with the hashtags #scamdemic and #plandemic led to an “infodemic” of misinformation and disinformation on Twitter during the first year of the pandemic, a new study finds.
Long Covid sufferers have experienced a wider set of symptoms than previously thought including hair loss and sexual dysfunction, new research has found.
The Covid-19 pandemic has highlighted the importance of the fast and accurate diagnosis of infectious diseases in clinical settings. Harald Maier discusses the implementation of rapid molecular diagnostics in the central clinical diagnostics laboratory at Innklinikum Altötting and Mühldorf, highlighting how the use of PCR testing has benefitted the hospital during the Covid-19 pandemic.
Researchers have been able to produce antibodies to the SARS-CoV-2 spike protein in hen eggs. Antibodies harvested from eggs might be used to treat Covid-19 or as a preventative measure.
By comparing the neutralisation capacity induced by the different variants of SARS-CoV-2, a team from Geneva reveals the exceptional capacity of Omicron to evade our immunity.
A new type of vaccine provides protection against a variety of SARS-like betacoronaviruses, including SARS-CoV-2 variants, in mice and monkeys, according to a new study.
Handheld, instrument-free test delivers lab-quality molecular results – 97.9% accuracy – in about 15 minutes, right at the point of care.
A research group from Kyoto developed two in vitro models to study SARS-CoV-2, and showed that they can be used for drug screening for infectious diseases including Covid-19.
When a virus makes its way into the body, one of the immune system’s first responders is a set of pathogen-removal cells called macrophages. But they don’t all target viruses in the same way.
In patients with serious and long-term Covid-19, disturbed blood coagulation is often observed. Now, Swedish researchers found a connection between harmful amyloid production and Covid-19 symptoms.
SARS-CoV-2 depends on the broadly antiviral interferon-induced human transmembrane proteins , to enter human cells and replicate inside them.
Two years after infection with COVID-19, half of patients who were admitted to hospitals still have at least one symptom, according to the longest follow-up study to date.
UV radiation is one of the go-to methods for preventing the spread of SARS-CoV-2. But what UV dosage kills the virus? What wavelength? How long? A new study answers many of those questions.
A major advance demonstrates first multi-organ chip made of engineered human tissues linked by vascular flow for improved modeling of systemic diseases like cancer.
By comparing the infectious viral load caused by ancestral SARS-CoV-2 as well as by the Delta and Omicron variants, scientists highlight the benefits of vaccination.
Point-of-care testing (POCT) is a “win-win” scenario for patients and healthcare professionals in delivering care when and where it is needed, according to pathologist Adil Khan, MSc, PhD.
SARS-CoV-2 has heavily impacted global society with high pressure on public health and economics. MolGen is proud to assist in relieving some of the pressure and support the testing framework.
Researchers have found another long-term complication associated with Covid-19 infections: peripheral neuropathy during and following their bouts with the virus.
The new 3D-printable mask design promises easy breathing for users while maintaining similar levels of protection against pathogens found in N95 and surgical masks.
Traces of the SARS-CoV-2 coronavirus that causes COVID-19 can be detected in microscopically small fluid droplets exhaled during a very short time span.
The tool has made it possible to detect SARS-CoV-2 in exudate from symptomatic patients with a sensitivity of 100% and a specificity of 87.5%
Scientists have confirmed that an inhaled form of COVID vaccine can provide broad, long-lasting protection against the original strain of SARS-CoV-2 and variants of concern.
Researchers have developed an inexpensive, non-toxic coating for almost any fabric that decreases the infectivity of the virus that causes COVID-19 by up to 90 per cent.
Researchers have developed a noninvasive and reagent-free technique for the efficient detection of COVID-19.
RNA has already been making an impact in the context of the vaccine program, but the potential of RNA-based compounds is far from being fully tapped, as RNA allows for entirely new therapeutic approaches.
Professor Richard Neher from the Biozentrum of the University of Basel is using his Nextstrain platform to investigate which variants of the SARS-CoV-2 virus are currently circulating worldwide.
Researchers from Charité – Universitätsmedizin Berlin and Deutsches Zentrum für Neurodegenerative Erkrankungen (DZNE) present new findings on the immune response against SARS-CoV-2.
A new study shows that the SARS-CoV-2 Omicron variant is less effective than Delta at blocking a cellular defence mechanism against viruses, the so-called 'interferon response'.
How long can Covid-19 antigen tests reliably tell the antibody status? Researchers at the Paul-Ehrlich-Institut identified several factors that affect the detection duration.
A passive air sampler clip can help assess personal exposure to SARS-CoV-2, which could be especially helpful for workers in high-risk settings.
Researchers have developed a diagnostic for Sars-CoV-2 that is capable of differentiating between Covid-19 and the garden-variety bug with fast turnaround.
Scientists at have designed a quantum sensor to detect SARS-CoV-2 faster, cheaper, and more accurate than the current gold-standard technique, PCR.
Ever since the Abbe diffraction limit of conventional microscopy has been surpassed, super-resolution techniques have been diving ever deeper into the most miniscule details of molecular structures. We spoke with Prof. Dominic Zerulla, whose company PEARlabs is developing an imaging technique that sets out to push the boundaries once more – by looking at in-vivo nano-scale processes in motion.
The Coronavirus SARS-CoV-2 infects the kidneys and contributes to tissue scarring, as shown by researchers from Germany and the Netherlands.
An international team of scientists have identified antibodies that neutralize omicron and other SARS-CoV-2 variants.
The Omicron variant of SARS-CoV-2 may be significantly better at evading vaccine-induced antibodies – but preliminary evidence suggests it is less likely to cause severe illness in the lungs.
An invisible protective wall of UV-C light developed by researchers in Munich could reliably curb the spread of viruses and other pathogens in rooms while allowing total freedom of movement.
Doctors in Lisbon report on the case of a 61-year-old man who received a double lung transplant after his lungs were irreparably damaged by Covid-19.
Safety trials are underway for a Cambridge-led vaccine that could be used as a booster targeting Covid-19 virus variants and relatives that threaten future coronavirus pandemics.
Founded in 2018 as a DNA extraction chemistry company, Dutch company MolGen entered the market operating within the agricultural sector. At first, the company’s founders, Maarten de Groot, Wim van Haeringen and Niels Kruize, focused solely on this one industry, mainly developing and marketing advanced bulk chemistry kits for DNA/RNA extraction. These testing products and solutions successfully…
In experiments using saliva samples from COVID-19 patients, the gum, which contains the ACE2 protein, neutralized the virus.
Compared to previous SARS and MERS, SARS-CoV-2 became a pandemic due to the high infectivity and different mode of contagion. SARS-CoV-2 spreads more because it is contagious also before symptoms, during incubation phase. No tests to date have been able to find the virus during the pre-symptomatic stage. Stark has developed a new, rapid, non-invasive method "Stark Portable Covid-19 Antigen…
Considerable advances in point-of-care testing (POCT) devices are emerging from lab-on-a-chip platforms, innovations in smartphone-based technology and wearable technology. Cloud-based deep learning systems herald a future revolution.
“Twindemic” is a term that has not yet been in the headlines but is likely to become part of our lexicon as the summer progresses.
Using cutting-edge genomic sequencing techniques, researchers at the University of Oxford have identified almost all the genomic variation that gives people resistance to 13 of the most common tuberculosis (TB) drug treatments. The Comprehensive Resistance Prediction for Tuberculosis International Consortium (CRyPTIC) research project has collected the largest ever global dataset of clinical M.…
Scientists at Lausanne University Hospital (CHUV) and École polytechnique fédérale de Lausanne (EPFL) have discovered a highly potent monoclonal antibody that targets the SARS-CoV-2 spike protein and is effective at neutralizing all variants of concern identified to date, including the delta variant. Their findings are published in the journal Cell Reports.
A new rapid molecular diagnostic test from Cepheid has received the CE mark for distribution in the European market. The test, called Xpert Xpress CoV-2/Flu/RSV plus, is designed for qualitative detection of the viruses causing Covid-19, Flu A, Flu B, and respiratory syncytial virus (RSV) infections from a single patient sample. The new plus version of the test provides a third gene target for…
The Covid-19 crisis that gripped England between September 2020 and June 2021 can be thought of as a series of overlapping epidemics, rather than a single event, say researchers at the Wellcome Sanger Institute, EMBL's European Bioinformatics Institute (EMBL-EBI) and the German Cancer Research Center.
Researchers at the DZNE and the University Medical Center Göttingen (UMG) have identified molecules in the blood that can indicate impending dementia. Their findings, which are presented in the scientific journal “EMBO Molecular Medicine”, are based on human studies and laboratory experiments. Various university hospitals across Germany were also involved in the investigations.
Hope for a future without fear of Covid-19 comes down to circulating antibodies and memory B cells. Unlike circulating antibodies, which peak soon after vaccination or infection only to fade a few months later, memory B cells can stick around to prevent severe disease for decades. And they evolve over time, learning to produce successively more potent “memory antibodies” that are better at…
After infection with SARS-CoV-2, where does the immune system store the memory to provide long-term protection against reinfection? Though numerous studies have examined blood to track immune responses to SARS-CoV-2, a new study of Covid survivors shows that the memory of the infection is primarily stored in T and B cells within the lung and the lymph nodes surrounding the lung.
The impact of the coronavirus pandemic on lung cancer patient care across Europe, and the contribution lung pathologists, have led to a better understanding of Covid-19, as outlined during the 33rd European Congress of Pathology, Within ‘The lung pathologist in the Covid-19 pandemic’ session, speakers detailed how the pandemic has affected patients, diagnosis and clinical trials, yet also…
A study found that women who contract Covid-19 during pregnancy are at significantly higher risk of developing pre-eclampsia. In their study, researchers said their systematic review shows that women with SARS-CoV-2 infection during pregnancy had 62% higher odds of developing preeclampsia than those without the infection during pregnancy.
A treatment combining two antibodies is recommended for two specific groups of patients with Covid-19 by a WHO Guideline Development Group panel of international experts and patients.
Long COVID symptoms rarely persisted beyond 12 weeks in children and adolescents unlike adults.
Study suggests need for better ventilation and tight-fitting masks, in addition to widespread vaccination to help stop spread of the virus.
According to new research, vaccinated people are at greatest risk from severe Covid-19 leading to hospitalisation or death from 14 days post the second dose vaccination, when substantial immunity should be expected.
Hospitalized Covid-19 patients are substantially more likely to harbor autoantibodies — antibodies directed at their own tissues or at substances their immune cells secrete into the blood — than people without Covid-19, according to a new study.
Colourful, 3D rendered scientific images are fascinating - but can they deceive viewers? New research from Spain suggests this might be the case. According to the study by the Instituto de Radio Televisión Española and the Universitat Autònoma de Barcelona conducted during the Covid-19 lockdown, black and white images of SARS-CoV-2 make the virus seem more infectious. The results, published on…
Covid-19 infection does not appear to affect the lung function of young adults, according to new research presented at the ‘virtual’ European Respiratory Society International Congress. In the first study to investigate the impact of Covid-19 infection on lung function, researchers led by Dr Ida Mogensen, a post-doctoral fellow at the Karolinska Institute, Stockholm, Sweden, found that even…
The World Health Organization (WHO) has taken a closer look at coronavirus variant B.1.621. The strain, first encountered in January 2021 in Colombia, shows traits that could enable the virus to circumvent immune response to vaccination. As a result, the variant, named "Mu", has been classified as "Variant of Interest" (VOI). Despite its prominence in Colombian new infection,…
Researchers from the University of Oxford have announced the results of a study into thrombocytopenia (a condition with low platelet counts) and thromboembolic events (blood clots) following vaccination for Covid-19, some of the same events which have led to restricted use of the Oxford-AstraZeneca vaccine in a number of countries.
Scientists have grown beating heart cells to attempt to identify drugs to prevent Covid-19-related heart damage. Concerns over the extent of cardiac damage among Covid patients emerged during the coronavirus pandemic and there are also suggestions that the impact on cardiomyocytes could contribute to the symptoms of long Covid. To explore these issues, a research team at the University of…
New research from the University of Oxford and the UK Centre for Ecology & Hydrology uses mathematical modelling to determine the most equitable way to share vaccines between nations. Vaccines provide a route to achieving high levels of immunity against SARS-CoV-2 across populations, and provide a route to reopening economies, tourism, and livelihoods. However, vaccine resources amongst…
Covid-19 disease severity is determined by the individual patient’s immune response. The precise mechanisms taking place inside the lungs and blood during the early phase of the disease, however, remain unclear. Researchers from Charité – Universitätsmedizin Berlin, the Max Delbrück Center for Molecular Medicine (MDC) and Freie Universität Berlin have now studied the cellular mechanisms…
Researchers identify two sugar-binding proteins that impede the viral entry of circulating SARS-CoV-2 variants. The team, spearheaded by researchers at IMBA – Institute of Molecular Biotechnology of the Austrian Academy of Sciences – may have found the “Achilles’ heel” of the virus, with potential for pan-variant therapeutic interventions. The findings are now published in the EMBO…
A research team led by scientists in the labs of Jennifer Doudna, David Savage and Patrick Hsu at the University of California, Berkeley, is aiming to develop a rapid Covid-19 diagnostic test that is much faster and easier to deploy than qRT-PCR. It has now combined two different types of CRISPR enzymes to create an assay that can detect small amounts of viral RNA in less than an hour. Doudna…
How long do coronaviruses remain infectious on banknotes and coins? Is it possible to become infected through contact with cash? Experts at the European Central Bank, in collaboration with the Department of Medical and Molecular Virology at Ruhr-Universität Bochum, wanted to clarify this question. The researchers led by Professor Eike Steinmann and Dr. Daniel Todt developed a method specifically…
In view of the continuing high numbers of infections, vaccination offers important protection against severe Covid-19 disease. Scientists from the Faculty of Medicine – University of Freiburg have now been able to determine in detail at what time point initial immune protection is established after vaccination with an mRNA-based vaccine and how the reactions of the various components of the…
Patients who experience long Covid have reported more than 200 symptoms across 10 organ systems, in the largest international study of ‘long-haulers’ to date, led by scientists at University College London together with a patient-led research collaborative.
Markers in our blood – ‘fingerprints’ of infection – could help identify individuals who have been infected by SARS-CoV-2, the coronavirus that causes Covid-19, several months after infection even if the individual had only mild symptoms or showed no symptoms at all, say Cambridge researchers. The team has received funding from the National Institute for Health Research to develop a test…
The Lausanne University Hospital (CHUV) and EPFL teamed up to develop a new test that’s sensitive enough to measure the amount of SARS-CoV-2 neutralizing antibodies present in the bloodstream. The scientists’ discovery, published in Science Translational Medicine, opens promising new avenues for tracking immunity acquired by infection or vaccination.
Life science research and clinical diagnostics company Bio-Rad Laboratories announced the launch of its PREvalence ddPCR SARS-CoV-2 Wastewater Quantification Kit, a tool to detect the virus that causes Covid-19 in a community’s wastewater. "With wastewater testing becoming more widely adopted, this assay provides the ability for a community to determine if the virus is present days to…
SpeeDx Pty, Ltd. and MolGen announced the signing of an agreement to collaborate on supply and distribution of clinical diagnostics products and instrumentation across Europe and Asia Pacific. The partnership links specimen handling, nucleic acid extraction, assay set-up, amplification, and results reporting in a seamless integration of the companies technologies. “This partnership capitalises…
Aerosol generated by playing woodwind and brass instruments is less than that produced when vocalising (speaking and singing) and is no different than a person breathing, new research has found. The findings could be crucial to developing a roadmap for lifting Covid-19 restrictions in the performing arts, which have been significantly restricted since the start of the pandemic.
In-vitro-diagnostics company bioMérieux has launched Episeq SARS-CoV-2, a genomic software solution to support microbiology labs in identification and reporting from raw sequencing data related to SARS-CoV-2 variants. Viral mutation is a naturally occurring phenomenon leading to the emergence of variants that can have different characteristics. Today, a number of SARS-CoV-2 variants are…
Epstein-Barr virus (EBV) reactivation resulting from the inflammatory response to coronavirus infection may be the cause of previously unexplained long Covid symptoms—such as fatigue, brain fog, and rashes—that occur in approximately 30% of patients after recovery from initial Covid-19 infection. The first evidence linking EBV reactivation to long Covid, as well as an analysis of long Covid…
Researchers from the German Center for Infection Research (DZIF) at Charité – Universitätsmedizin Berlin and the University of Bonn have examined the way in which SARS-CoV-2 reprograms the metabolism of the host cell in order to gain an overall advantage. According to their report in Nature Communications, the researchers were able to identify four substances which inhibit SARS-CoV-2…
The effects of Covid-19 on the brain can be accurately measured with positron emission tomography (PET), according to research presented at the Society of Nuclear Medicine and Molecular Imaging (SNMMI) 2021 Annual Meeting. In the study, newly diagnosed Covid-19 patients, who required inpatient treatment and underwent PET brain scans, were found to have deficits in neuronal function and…
La Trobe University researchers are the first in the world to characterize precisely how Covid-19 attacks lung tissues — an important step in preventing long-term damage.
Higher levels of vaccination against COVID-19 were associated with lower rates of infection with SARS-CoV-2 among a group of unvaccinated people of 16 years of age and under.
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have published the first detailed atomic-level model of the SARS-CoV-2 "envelope" protein bound to a human protein essential for maintaining the lining of the lungs.
A team of Johns Hopkins researchers has developed a rapid blood test that could confirm a person has been vaccinated while they wait to board a plane or enter a sporting event.
Mining the world's most comprehensive drug repurposing collection for Covid-19 therapies, scientists have identified 90 existing drugs or drug candidates with antiviral activity against the coronavirus that's driving the ongoing global pandemic.
Months after recovering from mild cases of COVID-19, people still have immune cells in their body pumping out antibodies against the virus that causes COVID-19, according to a study from researchers at Washington University School of Medicine in St. Louis. Such cells could persist for a lifetime, churning out antibodies all the while.
Scientists from Hokkaido University have discovered a novel defensive response to SARS-CoV-2 that involves the viral pattern recognition receptor RIG-I. Upregulating expression of this protein could strengthen the immune response in COPD patients.
One in 7 (14%) adults with coronavirus infection developed at least one new condition that required medical care during the post-acute phase of illness, which is 5% higher than adults with no coronavirus infection in 2020, finds a US study published by The BMJ. The post-acute phase in this study started 21 days (or 3 weeks) after initial infection.
The Covid-19 pandemic made it clear technological innovations were urgently needed to detect, treat, and prevent the SARS-CoV-2 virus. A year and a half into this epidemic, waves of successive outbreaks and the dire need for new medical solutions — especially testing — continue to exist. In the Journal of Vacuum Science & Technology B, researchers from the University of Florida and…
A low-cost, rapid diagnostic test for Covid-19 developed by Penn Medicine provides Covid-19 results within four minutes with 90 percent accuracy. A paper published this week in Matter details the fast and inexpensive diagnostic test, called RAPID 1.0 (Real-time Accurate Portable Impedimetric Detection prototype 1.0). Compared to existing methods for Covid-19 detection, RAPID is inexpensive and…
When a cell is infected, SARS-CoV-2 not only causes the host cell to produce new virus particles. The virus also suppresses host cell defence mechanisms. The virus protein nsP3 plays a central role in this. Using structural analyses, researchers at Goethe University in cooperation with the Swiss Paul Scherrer Institute have now discovered that a decomposition product of the virostatic agent…
Clinical diagnostics company Beckman Coulter announced the European launch of the DxA 5000 Fit, a workflow-automation solution designed to fit into medium-sized labs that run fewer than 5,000 tests a day. The clinical laboratory has gone through trial by fire in 2020, where total testing was 245% of baseline volumes, with ~55% being SARS-CoV-2 molecular tests. Despite vaccines, many industry…
A collaboration spanning four research labs and hundreds of miles has used the organ-on-a-chip (Organ Chip) technology from the Wyss institute at Harvard Univesity to identify the antimalarial drug amodiaquine as a potent inhibitor of infection with SARS-CoV-2, the virus that causes Covid-19. The Organ Chip-based drug testing ecosystem established by the collaboration greatly streamlines the…
Should outdoor face covering be normalised to reduce transmission of SARS-CoV-2—or should anti-Covid efforts rather focus on indoor protection? Experts argue the case for both sides in this controversial debate.
Researchers from Cleveland Clinic and Case Western Reserve University collaborate on genetic study of SARS-CoV-2 mutations. Results show how the different COVID-19 clades evolved.
Vigorous and rapid air exchanges might not always be a good thing when it comes to addressing levels of coronavirus particles in a multiroom building, according to a new modeling study. The study suggests that, in a multiroom building, rapid air exchanges can spread the virus rapidly from the source room into other rooms at high concentrations. Particle levels spike in adjacent rooms within 30…
Coronavirus researchers under Prof. Rolf Hilgenfeld of the University of Lübeck and Dr. Albrecht von Brunn of the Ludwig-Maximilians University of Munich discovered how SARS viruses enhance the production of viral proteins in infected cells, so that many new copies of the virus can be generated. Other coronaviruses apart from SARS-CoV and SARS-CoV-2 do not use this mechanism, thereby providing a…
New research by University of Texas at Dallas scientists could help solve a major challenge in the deployment of certain Covid-19 vaccines worldwide — the need for the vaccines to be kept at below-freezing temperatures during transport and storage. In a study published online in Nature Communications, the researchers demonstrate a new, inexpensive technique that generates crystalline…
Any future attempts to reduce the spread of Covid-19 should be focused on tackling close airborne transmission of the virus which is considered to be the primary route for its circulation, according to experts. Respiratory experts argue that it is now clear that SARS-CoV-2 is most likely to transmit between people at close range through inhalation rather than through contact with surfaces or…
Does overcoming a SARS-CoV-2 infection protect against reinfection? The “Rhineland Study”, a population-based study conducted by DZNE in the Bonn area, is now providing new findings in this regard. Blood samples taken last year indicate that an important component of immunity – the levels of specific neutralizing antibodies against the coronavirus - had dropped in most of the study…
SARS-CoV-2 is the virus responsible for the Covid-19 pandemic. We know that mutations in the genome of SARS-CoV-2 have occurred and spread, but what effect do those mutations have? Current methods for studying mutations in the SARS-CoV-2 genome are very complicated and time-consuming because coronaviruses have large genomes, but now a team from Osaka University and Hokkaido University have…
Now Available: The Fluxergy Analyzer System is a testing platform designed for sample-to-answer point-of-care testing, enabling clinicians to cost-effectively conduct molecular in vitro diagnostic tests. The analyzer system is designed to deliver test results within one hour. This device is solely intended to be used by healthcare professionals.
Antimicrobial technologies such as coatings and textiles containing silver and copper are helping people during the Covid-19 pandemic by ensuring that whatever they touch, whether that is a door handle or their own mask, is free from live SARS-CoV-2 particles. But how exactly do these antimicrobial technologies work? How can a silver, copper or even polymeric coating kill microorganisms such as…
Clinicians using a new viral screening test can not only diagnose Covid-19 in a matter of minutes with a portable, pocket-sized machine, but can also simultaneously test for other viruses—like influenza—that might be mistaken for the coronavirus. At the same time, they can sequence the virus, providing valuable information on the spread of Covid-19 mutations and variants. The new test, dubbed…
A University of Manchester team has applied new techniques to detect and track the transmission of Covid-19 in hospital. The proof of concept system combines the movement and interaction of staff and patients with genomic sequencing of the virus, helping to signpost how best to improve patient pathways, staff movement and reduce risk. They identified hotspots within hospitals where patients and…
The first known study to measure SARS-CoV-2 viral load in a variety of organs and tissues may aid our understanding of how Covid-19 develops following infection.
In the largest study of its kind to date, researchers at Massachusetts General Hospital, Brigham and Women’s Hospital and the Ragon Institute of MGH, MIT and Harvard have found the new mRNA Covid-19 vaccines to be highly effective in producing antibodies against the SARS-CoV-2 virus in pregnant and lactating women. They also demonstrated the vaccines confer protective immunity to newborns…
The Institute for Research in Biomedicine (IRB) in Switzerland developed a second-generation ‘double antibody’ that protects from SARS-CoV-2, the virus causing Covid-19, and all its tested variants. It also prevents the virus from mutating to resist the therapy. Antibody-based immunotherapy was already shown to be effective against Covid-19 but faces two main obstacles: it needs to work…
Scientists from Singapore found that antibodies against SARS-CoV-2 wane at different rates, lasting for mere days in some individuals, while remaining present in others for decades. The study, published in The Lancet Microbe, shows that the severity of the infection could be a deciding factor in having longer-lasting antibodies. Individuals with low levels of neutralising antibodies may still be…
Researchers are developing a COVID-19 vaccine that could provide protection against both existing and future strains of the COVID-19 virus, and other coronaviruses, and cost about $1 a dose has shown promising results in early animal testing.
Researchers at University of Toronto have developed a new test to accurately detect coronavirus antibodies in a drop of blood in less than an hour.
Researchers from Cleveland Clinic’s Florida Research and Innovation Center (FRIC) have identified a potential new target for anti-COVID-19 therapies.
Researchers investigated whether the vaccine recipients developing unusual thrombotic events and thrombocytopenia could have a prothrombotic disorder caused by platelet-activating antibodies directed against a platelet protein, as a similar mechanism is known to be caused by heparin and sometimes other environmental triggers.
Even as vaccines are becoming more readily available, protecting against the asymptomatic and pre-symptomatic spread of the virus (SARS-CoV-2) that causes Covid-19 is key to ending the pandemic, say two infectious disease experts at the Georgetown University Medical Center. In their Perspective, “SARS-CoV-2 Transmission Without Symptoms,” published in the journal Science, they make the case…
A study published by The BMJ sheds light on the risk of infection with SARS-CoV-2 and covid-19 outcomes among adults living with and without children during the first two waves of the UK pandemic. It finds no evidence of any increased risk in wave 1 (Feb to Aug 2020). Small increased risks of infection and hospital admission were seen in wave 2 (Sept to Dec 2020), but this did not translate into…
In what is believed to be the first published study of Covid-19 vaccine effectiveness in long-term care facilities such as nursing homes, a research team co-led by the Yale School of Public Health found a widely used vaccine is highly successful in preventing infections. Residents of such facilities, particularly those in skilled nursing facilities (SNFs), have experienced disproportionately high…
Systematic review finds that machine learning models for detecting and diagnosing Covid-19 from medical images have major flaws and biases, making them unsuitable for use in patients. However, researchers have suggested ways to remedy the problem. Researchers have found that out of the more than 300 Covid-19 machine learning models described in scientific papers in 2020, none of them is suitable…
The highly infectious variant of Covid-19 discovered in Kent, which swept across the UK last year before spreading worldwide, is between 30 and 100 per cent more deadly than previous strains, new analysis has shown. A pivotal study, by epidemiologists from the Universities of Exeter and Bristol, has shown that the SARS-CoV-2 variant, B.1.1.7, is associated with a significantly higher mortality…
During a pandemic, the demands for laboratory testing challenge routines in an efficiently run clinical laboratory. Gold standard procedures may need modification, or to be discarded, and the more nimble, resilient and receptive a lab is to change, the better off it could be. Senior managers at ARUP Laboratories in Salt Lake City, Utah, a large clinical reference laboratory that offers over 3,000…
When airborne pollen levels are higher, increased SARS-CoV-2 infection rates can be observed. These results were determined by a large-scale study conducted by an international team headed by researchers at the Technical University of Munich (TUM) and the Helmholtz Zentrum München. Members of high-risk groups could protect themselves by watching pollen forecasts and wearing dust filter masks.
In order to monitor and contain the spread of SARS-CoV-2 it is necessary to test large numbers of people on a regular basis in decentralized settings. Researchers of the Max Planck Institute for Evolutionary Anthropology and the Hospital St. Georg in Leipzig, Germany, have developed improved protocols for the detection of SARS-CoV-2. The method can detect a positive sample in a pool with 25…
A global group of researchers is calling for better integration of viral genetics, bioinformatics, and public health to enable better pandemic response now and better pandemic preparedness in the future. In a comment piece in the journal Nature, an international collaboration of specialists in viral and genetic analysis, led by Swiss scientists Dr. Emma Hodcroft at the University of Bern and…
A research team of pharmacists at the University of Bonn has discovered two families of active substances that can block the replication of the SARS-CoV-2 coronavirus. The drug candidates are able to switch off the the key enzyme of the virus, the so-called main protease. The study is based on laboratory experiments. Extensive clinical trials are still required for their further development as…
Scientists have developed peptides that fit snugly into a groove on the SARS-CoV-2 Spike protein that it would normally use to access a host cell. These protein fragments effectively trick the virus into “shaking hands” with a replica rather than with the actual protein on a cell’s surface that lets the virus in. revious research has determined that the novel coronavirus binds to a receptor…
Preventing air contamination in healthcare facilities is crucial to minimise the airborne spread of Covid-19 and its new strains. Universal masking, rigorous use of and safe disposal of PPE, plus building ventilation are vital. Twenty-four studies reporting hospital SARS-CoV-2 air contamination are summarised in a meta-analysis by a multi-institutional team of French researchers. These show that,…
The impact of Covid-19 in Africa has been vastly underestimated, warn researchers in a new study. Outside of South Africa, this is the first study to provide systematic surveillance data capturing the impact of Covid-19 in Africa. Their findings are based on polymerase chain reaction (PCR) test results for 364 deceased people of all ages at the University Teaching Hospital morgue in Lusaka,…
To date, testing for SARS-CoV-2 infection mostly has relied on RT-PCR performed on a nasopharyngeal specimen. This testing method is very unpleasant for a patient: the professional tester has to tilt the patient’s head back slightly about 45°-70° to straighten the passage from the front of the nose, insert the swab through the nostril parallel to the palate, and the swab should reach a depth…
Is there a better approach to Covid drug research? Research from the University of Kent, Goethe-University in Frankfurt am Main, and the Philipps-University in Marburg has provided crucial insights into the biological composition of SARS-CoV-2, the cause of Covid-19, revealing vital clues for the discovery of antiviral drugs. Researchers compared SARS-CoV-2 and the closely related virus SARS-CoV,…
The PCR test is the most accurate tool to identify SARS-CoV-2. However, valid results are often available only after days. Moreover, the laboratory must be well equipped, have trained personnel and sufficient financial resources. All of this is usually a problem in Africa. A portable suitcase could help. In cooperation with several African universities, scientists at Leipzig University have found…
University of Minnesota Medical School researchers studied SARS-CoV-2 infections at individual cellular levels and made four major discoveries about the virus, including one that validates the effectiveness of remdesivir – an FDA-approved antiviral drug – as a form of treatment for severe Covid-19 disease. “Since the start of the Covid-19 pandemic, the way that each individual responds…
Scientific and public health experts have been raising the alarm for decades, imploring public officials to prepare for the inevitability of a viral pandemic. Infectious epidemics seemingly as benign as "the flu" and as deadly as the Ebola virus provided ample warning, yet government officials seemed caught off guard and ill prepared for dealing with Covid-19.
Global greenhouse gas emissions over the last century have made southern China a hotspot for bat-borne coronaviruses, by driving growth of forest habitat favoured by bats. A new study published in the journal Science of the Total Environment provides the first evidence of a mechanism by which climate change could have played a direct role in the emergence of SARS-CoV-2, the virus that caused the…
Researchers from the University of Nottingham have discovered a novel antiviral property of a drug that could have major implications in how future epidemics/pandemics – including Covid-19 – are managed. The study, published in Viruses, shows that thapsigargin is a promising broad‑spectrum antiviral, highly effective against SARS-CoV-2, a common cold coronavirus, respiratory syncytial virus…
USC researchers have developed a new method to counter emergent mutations of the coronavirus and hasten vaccine development to stop the pathogen responsible for killing thousands of people and ruining the economy.
In order to detect the Corona virus SARS-CoV-2, there are further methods of diagnosis apart from the globally used PCR tests (Polymerase chain reaction): The infection can also be recognised on CT scans – for which Artificial Intelligence (AI) can be used as well. An AI system can not only filter CT scan of Covid-19 patients from a data set, but also estimate, which areas of the image are of…
Evidence is emerging that vitamin D – and possibly vitamins K and A – might help combat Covid-19. A new study from the University of Bristol published in the journal of the German Chemical Society Angewandte Chemie has shown how they – and other antiviral drugs – might work. The research indicates that these dietary supplements and compounds could bind to the viral spike protein and so…
The emergence of SARS-CoV-2 virus variants that are adding twists in the battle against COVID-19 highlight the need for better genomic monitoring of the virus, says Katia Koelle, associate professor of biology at Emory University.
Researchers at Vanderbilt University Medical Center (VUMC) and the University of Texas Medical Branch (UTMB) at Galveston have discovered what may be the Achilles' heel of the coronavirus, a finding that may help close the door on COVID-19 and possibly head off future pandemics.
Blood draws are no fun. They hurt. Veins can burst, or even roll — like they’re trying to avoid the needle, too. Oftentimes, doctors use blood samples to check for biomarkers of disease: antibodies that signal a viral or bacterial infection, such as SARS-CoV-2, the virus responsible for COVID-19, or cytokines indicative of inflammation seen in conditions such as rheumatoid arthritis and…
Clinical diagnostics company Beckman Coulter launched its Access SARS-CoV-2 IgG II assay in countries accepting the CE Mark. The new Access SARS-CoV-2 IgG II assay quantitatively measures a patient’s level of antibodies in response to a previous SARS-CoV-2 infection. The ability to establish a quantitative baseline to evaluate an individual’s immune response to the SARS-CoV-2 virus allows…
With Covid-19 dominating medical science and human concern, chemists at the University of Sydney have developed a method to quickly and safely synthesise protein vaccines for respiratory diseases for pre-clinical tests. Their approach can be used to test vaccine strategies against novel pandemic pathogens such as SARS-CoV-2, the virus that causes Covid-19.
According to current studies, the Covid-19 disease which is caused by the SARS-CoV-2 coronavirus comprises at least five different variants. These differ in how the immune system responds to the infection. Researchers from the German Center for Neurodegenerative Diseases (DZNE) and the University of Bonn, together with other experts from Germany, Greece and the Netherlands, present these findings…
Scientists at The Ohio State University have discovered a new variant of SARS-Cov-2, the virus that causes Covid-19. The new variant carries a mutation identical to the U.K. strain, but it likely arose in a virus strain already present in the United States. The College of Medicine researchers also report the evolution of another U.S. strain that acquired three other gene mutations not previously…
Researchers at Karolinska Institutet have developed, in collaboration with researchers in Germany and the U.S., new small antibodies, also known as nanobodies, which prevent the SARS-CoV-2 coronavirus from entering human cells. The research study, published in Science, shows that a combined nanobody had a particularly good effect – even if the virus mutated. According to the researchers, the…
Bacteria or viruses like influenza that cause pneumonia can spread across large regions of the lung within hours. In the modern intensive care unit, these bacteria or viruses are usually controlled either by antibiotics or by the body’s immune system within the first few days of the illness. But in a study published in Nature, investigators at Northwestern Medicine show Covid-19 pneumonia is…
Researchers at the University of Chicago have created the first usable computational model of the entire virus responsible for Covid-19—and they are making this model widely available to help advance research during the pandemic. “If you can understand how a virus works, that’s the first step towards stopping it,” said Prof. Gregory Voth, whose team created the model published in…
The variety and volume of bacteria in the gut, known as the microbiome, may influence the severity of Covid-19 as well as the magnitude of the immune system response to the infection, suggests research published online in the journal Gut. Imbalances in the make-up of the microbiome may also be implicated in persisting inflammatory symptoms, dubbed ‘long Covid’, the findings suggest. Covid-19…
In some cases, immune cells in the lungs can contribute to worsening a virus attack. In a new study, researchers at Karolinska Institutet describe how different kinds of immune cells, called macrophages, develop in the lungs and which of them may be behind severe lung diseases. The study, which was published in Immunity, may contribute to future treatments for Covid-19, among other diseases.
Before the pandemic, the lab of Stanford University biochemist Peter S. Kim focused on developing vaccines for HIV, Ebola and pandemic influenza. But, within days of closing their campus lab space as part of Covid-19 precautions, they turned their attention to a vaccine for SARS-CoV-2, the virus that causes Covid-19. Although the coronavirus was outside the lab’s specific area of expertise,…
ZTA Biotech, a Budapest-based biotech startup, has developed a Covid-19 antibody (IgG) test using the ELISA protocol. This new detection method represents a great step forward in determining if patients have had a coronavirus infection and if they might still have immunity to the disease. Early results have proven 100% in specificity after testing 280 samples, and 100% sensitivity by testing 260…
The search for antiviral agents against the new coronavirus is in full swing. Using a novel approach, Bioinformaticians have now discovered a weakness in the virus that could be exploited for drug development. In a computer model, the scientists discovered a human enzyme that is crucial for the virus. When it was switched off in the model, the virus could no longer multiply.
A new method for visualizing breath that is exhaled while someone is speaking or singing could provide important new insights into how diseases such as Covid-19 spread and the effectiveness of face masks. “Scientists believe the SARS-CoV-2 virus is primarily spread through respiratory droplets that can be carried in the breath or expelled through coughing or sneezing,” said Thomas Moore from…
Scientists from Würzburg and the US have charted the first global atlas of direct interactions between SARS-CoV-2 RNA and human host cells. This may provide a starting point for novel treatments. SARS-CoV-2 infections pose a global threat to human health and a formidable research challenge. One of the most urgent tasks is to gain a detailed understanding of the molecular interactions between the…
Medicus AI announces the successful launch of its first live project under SafePlay, the digital platform supporting rapid antigen testing, which went live in partnership with Roche Diagnostics Germany and 21Dx in Munich this month. Medicus provides operators with a tech-enabled end-to-end solution that supports the logistical aspects of testing, managing the administrative workflow from…
Like all viruses, the novel coronavirus is dependent on help from the human host cell. Proteins are the functional units of the cell and enable the virus to enter the host cell or help the virus to replicate. Scientists from Charité – Universitätsmedizin Berlin and from the Berlin Institute of Health (BIH), along with colleagues from the United Kingdom, Germany and the United States, have…
Cold Spring Harbor Laboratory (CSHL) scientists developed the world’s first mobile genome sequence analyzer, a new iPhone app called iGenomics. By pairing an iPhone with a handheld DNA sequencer, users can create a mobile genetics laboratory, reminiscent of the “tricorder” featured in Star Trek.
An Artificial Intelligence test has been shown to be able to rapidly screen patients arriving in Emergency Departments for Covid-19, using clinical information routinely available within the first hour of coming to hospital. Results of the CURIAL study, published in The Lancet Digital Health, show that the AI test correctly predicted the Covid-19 status of 92.3% of patients coming to Emergency…
Scientists at UC Berkeley and Gladstone Institutes have developed a new CRISPR-based COVID-19 diagnostic test that, with the help of a smartphone camera, can provide a positive or negative result in 15 to 30 minutes.
Healthcare workers are 7 times as likely to have severe Covid-19 infection as those with other types of ‘non-essential’ jobs, finds research focusing on the first UK-wide lockdown. And those with jobs in the social care and transport sectors are twice as likely to do so, emphasising the need to ensure that essential (key) workers are adequately protected against the infection, say the…
Researchers in Finland have developed a machine learning model that can help us treat cancer more effectively.
None of the mutations currently documented in the SARS-CoV-2 virus appear to increase its transmissibility in humans, researchers conclude after the analysis of virus genomes from over 46,000 people with COVID-19 from 99 countries.
In the COVID-19 pandemic, 57 million people have already been infected worldwide. In the search for vaccines and therapies, a precise understanding of the virus, its mutations and transmission mechanisms is crucial.
In a new study, researchers performed a detailed imaging analysis to determine how the virus reprograms infected cells.
Germany’s lack of diagnostic ability led to significantly underestimation of its own as well as global Covid-19 infection levels during the first wave. Now, however, improved testing and diagnosis of the condition more realistically reveal nearer 20,000 new cases a day across the country, according to Professor Hendrik Streeck, one of the country’s leading virologists. Speaking at a virtual…
For the first time in the history of MEDICA, the world-leading medical trade fair, and the industry’s number one platform for the suppliers of the medical technology industry, COMPAMED, held from 16 to 19 November 2020, took place entirely online due to the pandemic - but still won over their audiences due to their high degree of international resonance in this format too, as virtual.MEDICA and…
Siemens Healthineers announced its SARS-CoV-2 IgG Antibody Test (sCOVG) has proven to measure neutralizing antibodies and has achieved CE Mark. The test is an enhanced version of the assay which became available globally this summer. It demonstrates the ability to detect neutralizing antibodies and reports quantitative results measuring the amount of neutralizing antibodies present in a patient's…
