Swiss scientists reveal the mechanism responsible for aging hidden deep within mitochondria—and dramatically slow it down in worms by administering antibiotics to the young.
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(Medical Xpress) -- As the Earth's human population has skyrocketed since the rise of agriculture some 10,000 years ago -- to 7 billion people from a few million -- so, too, has the number of rare genetic variants.
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Many of the body's processes follow a natural daily rhythm or so-called circadian clock. There are certain times of the day when a person is most alert, when blood pressure is highest, and when the heart is most efficient. ...
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Despite vast differences in the genetic code across individuals and ethnicities, the human brain shows a "consistent molecular architecture," say researchers supported by the National Institutes of Health. ...
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(Medical Xpress) -- A rare genetic variant that appears to be directly and causally linked to multiple sclerosis (MS) has been identified by Oxford University researchers.
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For scientists who study the genetics of hearing and deafness, finding the exact genetic machinery in the inner ear that responds to sound waves and converts them into electrical impulses, the language of ...
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When Charles Darwin first sketched how species evolved by natural selection, he drew what looked like a tree. The diagram started at a central point with a common ancestor, then the lines spread apart as ...
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(Medical Xpress) -- Every person carries on average 100 variants that disable genes - yet very few suffer ill effects, an international team of researchers led by Yale University and Wellcome Trust Sanger ...
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Scientists are beginning to understand one of life's enduring mysteries - why women live, on average, longer than men.
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(Medical Xpress)—A multinational research project led by the Universities of Dundee and Glasgow has identified a genetic determinant of hypertension (or high blood pressure), which could inform treatment of the condition ...
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Our bodies contain far more microbial genes than human genes. And a new study suggests that just as human DNA varies from person to person, so too does the massive collection of microbial DNA in the intestine.
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Abraham Kovoor was studying a brain protein, called RGS9 2, that he had previously related to the involuntary, random and repetitive body movements that are side effects of drugs used to treat Parkinson's disease and schizophrenia.
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(Medical Xpress)—A study dating the age of more than 1 million single-letter variations in the human DNA code reveals that most of these mutations are of recent origin, evolutionarily speaking. These kinds ...
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New research sifts through the entire genome of thousands of human subjects to look for genetic variation associated with height. The results of the study, published by Cell Press in the December issue of the American Jo ...
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(Medical Xpress) -- Researchers from Children of the 90s at the University of Bristol, in collaboration with 22 other studies from across the world, have discovered three new genetic variants associated with ...
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