News tagged with genetic similarity
Unnatural selection: Birth control pills may alter choice of partners
Oct 07, 2009 |
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There is no doubt that modern contraception has enabled women to have unprecedented control over their own fertility. However, is it possible that the use of oral contraceptives is interfering with a woman's ability to choose, ...
Species diversity helps researchers refine analyses of human gene mutations
Sep 03, 2009 |
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In the new era of personalized medicine, physicians hope to provide earlier diagnoses and improve therapy by evaluating patients' genetic blueprints. But, as a new bioinformatics study emphasizes, the first step must be to ...
Lack of Social Interaction Affects Health Outcomes of Breast Cancer
Oct 19, 2009 |
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(PhysOrg.com) -- Social environment can play an important role in the biology of disease, including breast cancer, and lead to significant differences in health outcome, according to results of a study published in Cancer Pr ...
Ameobas: Keeping it in the family
Biology /
Nov 25, 2008 |
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Starving "social amoebae" called Dictyostelium discoideum seek the support of "kin" when they form multi-cellular organisms made up of dead stalks and living spores, said researchers from Baylor College of Medicine and Ri ...
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Why females live longer than males: is it due to the father's sperm?
9 hours ago |
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Researchers in Japan have found that female mice produced by using genetic material from two mothers but no father live significantly longer than mice with the normal mix of maternal and paternal genes. Their findings provide ...
Scientists identify possible therapy target for aggressive cancer
11 hours ago |
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UT Southwestern Medical Center researchers have found that a naturally occurring protein -- transforming growth factor beta1 (TGF-ß1) -- which normally suppresses the growth of cancer cells, causes a rebound effect after ...
Heart failure linked to gene variant affecting vitamin D activation
11 hours ago |
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Previous studies have shown a link between low vitamin D status and heart disease. Now a new study shows that patients with high blood pressure who possess a gene variant that affects an enzyme critical to normal vitamin ...
Can cleft palate be healed before birth?
13 hours ago |
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In a study newly published in the journal Development, investigators at the USC School of Dentistry describe how to non-surgically reverse the onset of cleft palate in fetal mice - potentially one step in the journey to a b ...
Researchers create first transgenic prairie voles
15 hours ago |
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Researchers at the Yerkes National Primate Research Center, Emory University, have successfully generated the first transgenic prairie voles, an important step toward unlocking the genetic secrets of pair bonding. The future ...
Scientists discover genetic pattern that indicates early-stage lung cancer
15 hours ago |
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Wistar Institute researchers and collaborators from the University of Pennsylvania and New York University have identified immune system markers in the blood which indicate early-stage lung tumors in people at high risk for ...
Bacterial gut symbionts are tightly linked with the evolution of herbivory in ants
16 hours ago |
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Broadly speaking, ants have two different feeding strategies. A large proportion of all species are "carnivorous," meaning that they are generalist predators feeding on other small animals or scavenging on ...
Tuberculosis: On the path to prevention
17 hours ago |
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Why do some people who are exposed to tuberculosis not become infected or develop the disease? Dr. Erwin Schurr and his team at the Research Institute from the McGill University Health Centre (RI-MUHC), in collaboration with ...
A modernized methodology for obtaining new varieties of potato
17 hours ago |
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Research into the potato tuber at the Basque Institute for Agricultural Research and Development and at the NEIKER-Tecnalia Technology Centre has, in recent years, focused on the development of new varieties of potato adapted ...
Mammography may increase breast cancer risk in some high-risk women
22 hours ago |
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Low-dose radiation from annual mammography screening may increase breast cancer risk in women with genetic or familial predisposition to breast cancer, according to a study presented today at the annual meeting of the Radiological ...
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