(Phys.org) —University of Arizona geneticists have discovered the oldest known genetic branch of the human Y chromosome – the hereditary factor determining male sex.
Mar 04, 2013
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Did different species of early humans interbreed and produce offspring of mixed ancestry?
Dec 07, 2012
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(Phys.org)—The detection of specific DNA sequences is central to the identification of disease-causing pathogens and genetic diseases, as well as other activities. But current detection technologies require ...
Oct 02, 2012
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A tiny mountainous region in southern Siberia may have been the genetic source of the earliest Native Americans, according to new research by a University of Pennsylvania-led team of anthropologists.
Jan 26, 2012
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A new study demonstrates that a procedure used in preconception diagnosis to identify eggs that are free of genetic disease might not work well in all cases. The research, published by Cell Press in the April issue of the ...
Apr 07, 2011
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A new study uncovers a previously unrecognized link between tobacco smoking and a gene known to influence the cardiovascular system, possibly identifying an early stage of smoking-associated cardiovascular pathology. The ...
Mar 31, 2011
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New genomic analyses suggest that the most common genetic variants in the human genome aren't the ones most likely causing disease. Rare genetic variants, the type found most often in functional areas of human DNA, are more ...
Mar 31, 2011
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A new study provides fascinating insight into the genetic basis of bipolar disorder, a highly heritable mood disorder characterized by recurrent episodes of mania and depression. The research, published by Cell Press online ...
Mar 03, 2011
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A new study takes advantage of genetic similarities between mammals and fruit flies by coupling a complex genetic screening technique in humans with functional validation of the results in flies. The new strategy, published ...
Feb 03, 2011
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As much as 90 percent of variation in adult height may be caused by genetic inheritance, but a multitude of genes are involved. Most of these have yet to be discovered.
Jan 03, 2011
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A variety of genetic factors are involved in sex determination. If something goes wrong with one of these factors, people who have a chromosome set that predicts they will be of one sex may develop as the other sex or have ...
Dec 02, 2010
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Austrian researchers have uncovered mutations throughout the mitochondrial genome that are associated with prostate cancer. An exciting aspect of the study, published by Cell Press on December 2 in the American Journal of ...
Dec 02, 2010
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Discovery of a fifth gene defect and the identification of 47 DNA regions linked to thoracic aortic disease are the subject of studies released this month involving researchers at The University of Texas Health Science Center ...
Nov 18, 2010
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Researchers at the Mayo Clinic campus in Florida have found a clue as to how some people develop a form of dementia that affects the brain areas associated with personality, behavior, and language.
Nov 17, 2010
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Researchers have identified the deletion of a genomic region on chromosome 17 as a significant risk factor for autism spectrum disorders (ASD) and schizophrenia. A mutation of one of the genes in the deleted interval already ...
Nov 04, 2010
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