ScienceDaily Health Headlines
for Sunday, December 27, 2009
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Physician urges changes in diagnosis for sore throat in young adults (December 27, 2009) -- New analysis suggests that physicians need to re-think their diagnosis and treatment of sore throat, or pharyngitis, in adolescents and young adults to consider a more newly identified and potentially dangerous culprit as the source of that infection. ... > full story
Researchers find evidence of survival gains in bone marrow disease (December 27, 2009) -- Scientists demonstrate new survival data for the blood disorder myelofibrosis. This retrospective study is the largest ever conducted in young patients with primary myelofibrosis. ... > full story
Iranian Scholars Share Avicenna's Medieval Medical Wisdom (December 27, 2009) -- For pulmonary ailments, certain medieval physicians had a useful medical textbook on hand offering detailed information remarkably similar to those a modern doctor might use today. ... > full story
Further progress toward AIDS vaccine: Rabies-virus vaccine protects monkeys (December 26, 2009) -- Researchers are one step closer to developing a vaccine against the AIDS disease. They have found that a rabies virus-based vaccine administered to monkeys protected against the simian equivalent of the HIV virus (SIV). ... > full story
Physical activity associated with lower risk of mortality in men with history of colon cancer (December 26, 2009) -- Increased physical activity appears to be associated with a lower risk of cancer-specific and overall death in men with a history of colorectal cancer that has not spread to other parts of the body, according to a new study. ... > full story
Genomic toggle switches divide autoimmune diseases into distinct clusters (December 26, 2009) -- Genomic switches can predispose an individual to one set of autoimmune disorders but protect the same person against another set of them, scientists have found. ... > full story
Signaling decreases blood pressure, study finds (December 26, 2009) -- Blood pressure is controlled in part by changes in the radius of blood vessels; when the smooth muscle cells in the wall of a blood vessel contract, the radius of the blood vessel decreases and blood pressure increases. Researchers have now identified in mice a new signaling pathway that contributes to relaxation of smooth muscle cells in blood vessel walls triggered by the molecule NO and thereby decreases blood pressure. ... > full story
Certain genes boost chances for distributing variety of traits, drive evolution (December 26, 2009) -- Genes that don't themselves directly affect the inherited characteristics of an organism but leave them increasingly open to variation may be a significant driving force of evolution, say scientists. ... > full story
Do consumers always approach pleasure and avoid pain? New study suggests an alternative (December 26, 2009) -- Whether it's doing sit-ups or eating steamed veggies instead of fries, it's often difficult to get ourselves to do something we know is beneficial. A new study says we can trick ourselves into more favorable evaluations of certain products and behaviors. ... > full story
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