News tagged with expression
Transcription factors guide differences in human and chimp brain function
Dec 07, 2009 |
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Humans share at least 97 percent of their genes with chimpanzees, but, as a new study of transcription factors makes clear, what you have in your genome may be less important than how you use it.
Researchers show 'trigger' to stem cell differentiation
20 hours ago |
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A gene which is essential for stem cells' capabilities to become any cell type has been identified by researchers at the Hebrew University of Jerusalem and the University of California, San Francisco.
Study identifies genetic predeterminants for diabetes in African-Americans
Dec 09, 2009 |
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For years, scientists have tried to determine the basis for discrepancies between race and the predisposition for development of diseases such as type II diabetes and cardiovascular disease. Could factors ...
Study shows nearly 1/3 of human genome is involved in gingivitis
Dec 07, 2009 |
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Gingivitis, which may affect more than one-half of the U.S. adult population, is a condition commonly attributed to lapses in simple oral hygiene habits. However, a new study shows that development and reversal of gingivitis ...
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Possible ovarian cancer treatment target identified
Dec 08, 2009 |
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A multi-institutional study has identified a potential personalized treatment target for the most common form of ovarian cancer. In the December 8 issue of Cancer Cell, the research team describes finding that a gene called ...
Hops compound may prevent prostate cancer
Dec 08, 2009 |
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The natural compound xanthohumol blocks the effects of the male hormone testosterone, therefore aiding in the prevention of prostate cancer.
Appetite, consumption controlled by clockwork genes at cross-purposes in flies
Dec 06, 2009 |
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One of the pioneers in research on sleep:wake circadian genes, Amita Sehgal, Ph.D., has discovered that fruit flies' appetite and consumption are controlled by two rival sets of clocks, one in neurons and the other in the ...
Scientists discover gene module underlying atherosclerosis development
Dec 04, 2009 |
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By measuring the total gene activity in organs relevant for coronary artery disease (CAD), scientists at the Swedish medical university Karolinska Institutet have identified a module of genes that is important for the recruitment ...
Are angry women more like men?
Medicine & Health / Psychology & Psychiatry
Dec 04, 2009 |
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"Why is it that men can be bastards and women must wear pearls and smile?" wrote author Lynn Hecht Schafran. The answer, according to an article in the Journal of Vision, may lie in our interpretation of facial expressions.
Newly discovered mechanism allows cells to change state
Dec 09, 2009 |
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Cells are not static. They can transform themselves over time — but change can have dangerous implications. Benign cells, for example, can suddenly change into cancerous ones.
New understanding of how to prevent destruction of a tumor suppressor
Dec 07, 2009 |
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Researchers from the Indiana University School of Medicine and colleagues at the University of Texas Southwestern and Case Western University have determined how the protein Mdm2, which is elevated in late-stage ...
Mice holding back muscular dystrophy research
Dec 04, 2009 |
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Humans and mice have previously unknown and potentially critical differences in one of the genes responsible for Duchenne muscular dystrophy (DMD). Researchers writing in the open access journal BMC Biology have found that t ...
Low-density lipoprotein receptor reduces damage in Alzheimer's brain
Medicine & Health / Neuroscience
Dec 09, 2009 |
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The low-density lipoprotein receptor (LDLR) has received a lot of attention because of its connection with coronary heart disease and atherosclerosis, but now it appears as if it may have a beneficial influence in degenerative ...
Microbes help mothers protect kids from allergies
Dec 07, 2009 |
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A pregnant woman's exposure to microbes may protect her child from developing allergies later in life. Researchers in Marburg, Germany find that exposure to environmental bacteria triggers a mild inflammatory response in ...
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