Carnegie Mellon scientists find key HIV protein makes cell membranes bend more easily
...The finding, in press in Biophysical Journal, will provide vital data to conduct future computer simulations ...ade to mimic normal cell membranes. Lipid bilayers provide a protective barrier for the cell against intruders, yet also contain molecules to recognize and com...Genomic Analysis Uncovers New Targets for HIV Vaccine
...aim to discover even more polymorphisms that could provide additional clues how some patients are better able to control the virus than others," Goldstein. "This should ultimately lead to novel targets for vaccines, the primary goal of CHAVI." Two of the polymorphisms found were in genes controlling the hum...Scratch no more: Gene for itch sensation discovered
... been fairly well studied before, but no one could provide a compelling link between GRPR and itching before now. "Scientists have been studying this receptor for more than a decade," Chen says. "One interesting thing they've found is that GRPR is implicated in tumor growth. As a result of research like this...FDA sees nanotech challenges in every product category it regulates
...fety issues. The report’s recommendations that FDA provide clear nanotechnology-associated guidance for manufacturers in all areas of agency responsibility are an important move towards ensuring the benefits of nanotechnology are realized without undue risk,” Dr. Maynard said. “FDA is limited in its oversig...Research identifies protein that signals flowering in squash plants
...ornia, Davis, together with a number of coauthors, provide strong evidence that FT protein acts as a florigenic signal in cucurbit plant species (squashes). The strength of this research lies in the nature of the experimental system utilized. The authors chose Cucurbita squash species because reliable met...Researchers discover inherited mutation for leukemia
...le at risk for chronic leukemia, but they also may provide new insights into the process of natural cell deat... that might re-activate it." The findings also provide evidence that some genes might contribute to cancer even when they are not silenced entirely. "T...... NIA Interventions Testing Program, is intended to provide some of the first reliable data on potential drugs to slow aging and its accompanying ills. Miller says prior studies typically have been too small and their results hard to confirm in subsequent studies. “The National Institute on Aging decided t...Threats to wild tigers growing
...pecies, step up efforts to prosecute poachers, and provide economic incentives to encourage conservation. ......rms of inputs and outputs, like a computer. If you provide an input, you'll get a particular output," said Ho...uggest that a closer look at brain structure might provide a new perspective. Despite the huge amount of work being done by neuroscientists, relatively lit...Simulations unravel outer membrane transport mechanism
...h bacteria take up large molecules. Their findings provide a rare window on the complex interplay of proteins involved in the active transport of materials across cell membranes. Their study, which includes a collaborator from the University of Virginia, appears online in the Biophysical Journal and was des...Snoring in children might be an allergic type disease
...l study group had rhinitis and of these, 213 could provide information on snoring. Almost 60% of these children snored at least once per week including 26% who snored more than three nights per week. This is a very high prevalence in five year old children and is partly due to all of the children having rhi...Research team identifies new Alzheimer's gene
...t number of letters throughout the human genome to provide a clearer picture of how life works and ultimately...f the findings are confirmed, this discovery could provide a target for future Alzheimer’s therapeutic drugs. “We hope that this study, along with the genom...Pesticides choke pathway for nature to produce nitrogen for crops
...lity of legumes to recruit soil bacteria needed to provide a natural fertilizer to crops. Credit: University of Oregon Many farmers applying pesticides to boost crop yields may instead be contributing to growth problems, scientists report in a new study. According to years of research both in the test tu...Study shows big power of small RNAs, not just proteins, in halting cancer
... critical tumor suppression mechanism but also may provide insight into how to best engage the p53 pathway to treat cancer by killing tumor cells,” said He. ...Millions of children denied drug that costs less than $3 a year
...community healthcare delivery system, which should provide not only reliable supplies of drugs, with adequate facilities for storage and dispensing, but also educational programmes for health practitioners and the general population, he concludes....Longer treatment benefits sleep apnea patients
...se to CPAP therapy can vary, these latest findings provide a yardstick to help clinicians assess whether a patient's use is optimal....Brain holds clues to bipolar disorder
...reating flare-ups of depression or mania, and also provide new targets, for improved medications many of which are being tested in clinical trials. Mary Phillips, M.D., professor of psychiatry at the University of Pittsburgh School of Medicine and director of functional neuroimaging in emotional disorders...Ancient DNA traces the woolly mammoth's disappearance
... that occurred in the geologically recent past can provide many insights,” Lister said. “Our work, together with that of others, shows that the conditions for extinction can be set up long before the actual extinction event.”...New study finds genetically engineered crops could play a role in sustainable agriculture
...existing data from many individual experiments can provide a greater understanding of a complex issue. The project is enhanced by the creation of a public database, Nontarget Effects of Bt Crops, developed by NCEAS ecoinformatics expert, Jim Regetz, that will allow other scientists to conduct congruent anal......ts after cord blood and marrow transplantation and provide guidelines to transplant physicians on the selection of the best donor for children with leukemia. Remarkably, mismatched cord blood performed as well as matched bone marrow as measured by leukemia-free survival rates, providing the degree of mismat...