Genetics

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News • Autism

Big Data techniques find biomarkers for Autism Spectrum Disorder (ASD)

An algorithm based on levels of metabolites found in a blood sample can accurately predict whether a child is on the Autism spectrum of disorder (ASD), based upon a recent study. The algorithm, developed by researchers at Rensselaer Polytechnic Institute, is the first physiological test for autism and opens the door to earlier diagnosis and potential future development of therapeutics.

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News • Baldness

Why do shorter men go bald more often?

Short men may have an increased risk of becoming bald prematurely. An international genetic study under the leadership of the University of Bonn at least points in this direction. During the study, the scientists investigated the genetic material of more than 20,000 men. Their data show that premature hair loss is linked to a range of various physical characteristics and illnesses. The work has…

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News • Celebrity

The ‘Angelina Jolie’ Effect on breast cancer screening

Angelina Jolie received widespread media attention in 2013 when she told the public that she'd tested positive for BRCA1, a gene associated with an increased risk of breast and ovarian cancers, and subsequently had a double mastectomy. Now research shows a spike in genetic tests for breast cancer after actress’ public disclosure, but no corresponding increase in mastectomies.

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News • Long-Sought

Genetic model of common infant leukemia described

After nearly two decades of unsuccessful attempts, researchers from the University of Chicago Medicine and the Cincinnati Children’s Hospital Medical Center have created the first mouse model for the most common form of infant leukemia. Their discovery could hasten development and testing of new drug therapies.

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News • Diabetes

Friendly Fire in the Pancreas

n type 1 diabetes, the body attacks its own insulin-producing cells. Scientists at Helmholtz Zentrum München, partner in the German Center for Diabetes Research, and their colleagues at Technical University of Munich have now reported in the journal ‘PNAS’ about a mechanism used by the immune system to prepare for this attack. They were able to inhibit this process through targeted…

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Solid-State nanopores unravel twisted DNA mystery

Cancer thrives when mutated cells undergo frequent division. Most anti-cancer drugs work by inserting themselves in between the DNA base pairs that encode our genetic information. This process is known as intercalation, and it can result in subtle changes to the DNA molecule’s geometric shape or tertiary structure. These structural changes interfere with the DNA’s transcription and a cell’s…

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News • dormant viruses

Researchers Find Herpes Strain in the Nervous System

There are a couple strains of herpes so common that researchers estimate 90% of the human population have them. These strains, human herpes 6 and human herpes 7, usually do not cause severe symptoms when people acquire them. But researchers know that under certain circumstances, dormant herpes viruses in the body can unexpectedly come roaring back and cause complications not typically associated…

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Article • Research

Testosterone clue to male heart deaths

As men appear to have higher risk of cardiovascular disease (CVD) than women of a similar age – with vascular calcification a strong predictor of mortality and morbidity from CVD – a team from the University of Edinburgh hopes that exploration of a link between gender and calcification could help unlock the pathway to new therapies. The researchers have been looking at whether sex hormones…

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News • Research

New Biomarker for cancer immunotherapy?

The Ligand PD-L1 is one of the most important targets for cancer immunotherapy with checkpoint inhibitors. But not all tumors have sufficient quantities of PD-L1 ligands on their surface. Scientists from the German Cancer Consortium (DKTK) have now shown that different types of cancer possess different quantities of PD-L1-Gen copies. Genetic analysis of the PD-L1 gene may in the future help to…

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News • Freaky new role

Immune system controls social interaction

In a startling discovery that raises fundamental questions about human behavior, researchers at the University of Virginia School of Medicine have determined that the immune system directly affects – and even controls – creatures’ social behavior, such as their desire to interact with others. So could immune system problems contribute to an inability to have normal social interactions? The…

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News • Map

How the brain is organized

The age of exploration has long passed, but there is at least one area still largely uncharted: the human brain. Now, a detailed new map by researchers at Washington University School of Medicine in St. Louis lays out the landscape of the cerebral cortex – the outermost layer of the brain and the dominant structure involved in sensory perception and attention, as well as distinctly human…

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News • Discovery

Potential genetic trigger of autoimmune disease

Researchers at Hospital for Special Surgery (HSS) have uncovered a potential genetic trigger of systemic autoimmune disease. The study, the culmination of more than 10 years of research, discovered virus-like elements within the human genome linked to the development of two autoimmune diseases: lupus and Sjogren's syndrome.

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News • vitiligo

Natural killer cells have a memory

Researchers at the University of Bonn and the Ludwig-Maximilians-Universität of Munich have decoded a new mechanism of how the immune system can specifically attack pigmented cells of the skin. It was previously believed that natural killer cells did not have an immunological memory for the body's own tissues. However, the scientists have now showed that these immune cells can indeed…

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News • Active substance

Promising treatment prospects for invasive breast cancer

Scientists from the University of Zurich have been able to understand for the first time why many cancer cells adapt relatively quickly to the treatment with therapeutic antibodies in invasive forms of breast cancer. Instead of dying off, they are merely rendered inactive. The researchers have now developed an active substance that kills the cancer cells very effectively without harming healthy…

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