New Gene May Intensify Breast Cancer Growth
...ients, more thanhalf of cases examined so far. The researchers report their findings in theAugust 15 issue of Sci...ian cancer,but prostate cancer as well. The NHGRI researchers found the gene, which they call AIB1 (amplified in breastcancer-1), by searching the long arm of chr...FORT COLLINS--Tuberculosis researchers have made a surprising discovery thatputs a new twist on efforts to develop more effective drugs and vaccines againstthe infectious disease. The discovery, made by scientists at Colorado State University'sMycobacteria Research Laboratory, cen...Female Adolescents Need Calcium During 'Window Of Opportunity'
...e you're pretty young," she says. Weaver and other researchers from Purdue and the Indiana University School of Medicine determined that an intake of 1,300 milligrams of calcium per day offered maximum bone growth for females ages 12 to 15. "That's important, because the more bone you build up early in life, the...Research Team Discovers Key Gene For Telomerase Enzyme In Humans
...to inhibittelomerase," Nakamura said. Many researchers believe telomerase's most promising applicationmay be in diagnosing cancer. By developing ways to detect telomeraseactivity in cells, it may be possible to diagnose cancer before palpabletumors have formed. But Nakamura urges caution in hera...Progress In Prion Research: Three-Dimensional Structure Of Prion Protein Fully Uncovered
A team of researchers from the Institute for Molecular Biology and Bioph...ch , Website: http://www.snf.ch Legend:A team of researchers from the Institute for Molecular Biology and Biophysics atthe Swiss Federal Institute of Technology ...Vitamin C Deficit Linked To Skin Disease
... August study of people being treated for PCT, the researchers found that11 out of 13 had very low vitamin C leve...rnover of the vitamin. In earlier experiments the researchers found that adding vitamin C to culturesof chicken liver cells prevented the light-sensitive porphyri...More To Drought Than Meets The Eye
...of drought and stop photosynthesizing. The researchers decided to look at another measure of a tree's droughtresponse, the amount of energy put into trunk growth. "It appears that the drought tolerance ranking of trees in CentralPennsylvania based on ecological distribution or leaf physiology du...Oak Regeneration In Some Ohio Forests Is Failing, Researchers Find
...tists consider fertile,according to a new study by researchers at Ohio University. This could mean thatwithout human intervention, oak-dominated forests in the area may be overtakenby different tree species, causing an ecological change unprecedented in moderntimes. Scientists studied oak regeneration in...Insulin Resistance Is A Risk Factor For Atherosclerosis In Whites And Hispanics
...cans, particularly those who are diabetic, medical researchers foundthat whites and Hispanics who are insulin res...ad to stroke and heartattack. However, the researchers found no such correlation between insulinresistance in African Americans, even though middle-age Afr...Roadsides Benefit From Waste, UF Researchers Say
...s grow, and grass helps to stabilize roadways. The researchers turned to cities and counties, which produce mount...lizer helps but is prohibitively expensive. So the researchers turned to organic wastes. "The roadside is a very harsh condition in which to grow turf," Miller sai...Wild Plant Genes Increase Food Production
...mplex (or quantitative) traits in any species. The researchers have genetically mapped rice and made the informat...er -- there is "some useful genetic treasure." The researchers started with domesticated rice, Oryza sativa. By combining genes from the wild variety with genes fr...NIH's Genbank Database Logs Billionth Base
...other species. GenBank is accessed by some 40,000 researchers every day at the Web site http://www.ncbi.nlm.nih.gov/ . GenBank is built and supported by the National Center for Biotechnology Information (NCBI), a division of the National Library of Medicine. "As GenBank grows and becomes ever more comprehens...Female Fireflies Lure Males For Defense Chemical
... and murder provide a lifesaving meal, the Cornell researchers report in the Proceedings of the National Academy ... the venom of poisonous Chinese toads, the Cornell researchers combined the Latin terms for "light" and "toad," respectively, and coined the word, "lucibufagin." ...Jefferson Scientists Find Potential Deadly Effects Of Two Missing Cancer-Suppressor Genes
...hanisms and develop effective therapies. The researchers found that male knockout mice died from cancer at an average of 273 days, which is perhaps two to three times as quickly as they might die with only one missing gene. They expected that. But they didn't expect to find that the combination...Common Childhood Virus Poses Threat To Adults, Research Shows
...te clinical instructor of internal medicine. When researchers scoured the medical records and blood tests of 1,1...true cases of RSV for the study. In some patients, researchers noticed theeffects of bacterial infection, which indicates they might have acquireda bacterial pneum...One Chimp Can Perceive States Of Awareness In Others
...ed situation. The finding, made by a team of researchers at Ohio State University'sComparative Cognition Project, suggests that chimps share with humans theability to perceive the knowledge state of a peer, and perhaps the intentionto protect that peer. Earlier experiments with both rhesus and Japane...Maternal Lead Exposure Linked To High Numbers Of Cavities
...o a study in ratsby University of Rochester dental researchers published in theSeptember issue of Nature Medicine. The scientists say that while lead does not actually causecavities, it appears to make rats -- and thus people, whose teethget cavities in an identical manner -- much more susceptible. "Th...Researchers Discover First Animal Strain Of Hepatitis E Virus
... is between 97 and 99 percent." The researchers say their findings strongly suggest that a previously unrecognized strain of hepatitis E virus circulates in the swine population. "It’s important to remember that th...Researchers To Investigate Years Before Menopause
... the National Institutes of Health, Penn State researchers hope to shed light on the years before women r...tate's Population Research Institute. The researchers plan to collect first morning urine samples from approximately 150 women ages 35 to 60 for six m......eakefield's MGH lab, the paper's coauthors include researchers from the Columbia University College of Physicians...cial to its function, which is stillunknown." The researchers also found that the DYT1 protein has significant similarities to the heat-shock proteins and proteas...