日期：2011-01-20 An Inserm research team in Toulouse, led by Dr Stein Silva (Inserm Unit 825 Brain imaging and neurological handicaps), working with the Modelling tissue and nociceptive（疼痛的） stress Host Team (MATN IFR 150), were interested in studying the illus... 阅读全文>>

日期：2011-01-20 The National Cancer Institute estimates that more than 43,000 Americans were diagnosed with pancreatic（胰腺的） cancer last year and more than 36,000 died from the disease. Despite advances in genetic science showing that the Ras oncogene（致癌基因... 阅读全文>>

日期：2011-01-20 Ebola, a virus that causes deadly hemorrhagic fever（出血热） in humans, has no known cure or vaccine. But a new study by University of Illinois at Chicago scientists has uncovered a family of small molecules which appear to bind to the virus's oute... 阅读全文>>

日期：2011-01-20 According to research conducted at the Oregon National Primate Research Center at Oregon Health Science University, the commonly held belief that oral contraceptives（口服避孕药） cause weight gain appears to be false. The results of the study are p... 阅读全文>>

日期：2011-01-20 A team of scientists at The Scripps Research Institute and the University of Virginia has determined the structure of the protein package that delivers the genetic material of the human immunodeficiency virus (HIV) to human cells. The work is the cu... 阅读全文>>

日期：2011-01-20 Some amoebae（变形虫） do what many people do. Before they travel, they pack a lunch. In results of a study reported today in the journal Nature, evolutionary biologists Joan Strassmann and David Queller of Rice University show that long-studied soc... 阅读全文>>

日期：2011-01-19 Researchers at Northwestern University have placed nanocrystals of rock salt into lead telluride（碲化铅） , creating a material that can harness electricity from heat-generating items such as vehicle exhaust systems（排气系统） , industrial process... 阅读全文>>

日期：2011-01-19 Sharks are unable to distinguish colors, even though their close relatives rays and chimaeras（吐火银鲛） have some color vision, according to new research by Dr. Nathan Scott Hart and colleagues from the University of Western Australia and the Univ... 阅读全文>>

日期：2011-01-19 Researchers have identified how the hormones progesterone（黄体酮，孕酮） and estrogen（雌性激素） interact to increase cell growth in normal mammary（乳腺的） cells and mammary cancers, a novel finding that may explain why postmenopausal（绝经后的... 阅读全文>>

日期：2011-01-18 A pill containing a mix of essential oils has been shown to significantly reduce the symptoms of premenstrual syndrome ( PMS月经前不快症状 ). Researchers writing in BioMed Central's open access journal Reproductive Health tested the tablets by carry... 阅读全文>>

日期：2011-01-18 Researchers from Northwestern University and the University of Illinois at Urbana-Champaign are the first to develop a curvilinear（曲线的） camera, much like the human eye, with the significant feature of a zoom capability, unlike the human eye. Th... 阅读全文>>

日期：2011-01-18 Do you want that in a pill or a shot? A pill, thank you, but most patients never have that choice. The problem with administering many medications orally is that a pill often will not dissolve（溶解，解散） at exactly the right site in the gastroint... 阅读全文>>

日期：2011-01-18 Heart failure patients admitted to general wards are twice as likely to die as those admitted to cardiology（心脏病学） wards, shows a national audit of the treatment of the condition, published online in the journal Heart. Women fared worse than me... 阅读全文>>

日期：2011-01-18 A procedure involving only one small incision（切口，雕刻） and no major modifications to bone can be used to transpose（调换） a tendon（肌腱） and appears helpful in reanimating（鼓舞，使复活） the lower face after paralysis, according to a report... 阅读全文>>

日期：2011-01-18 A follow-up program for patients at high risk of developing skin cancer appears to be associated with the detection of melanomas（黑素瘤） at early stages and with good prognosis（预知） , according to a report posted online today that will appear i... 阅读全文>>

日期：2011-01-18 Performing polysomnography（多导睡眠图） (sleep study) prior to pediatric（小儿科的） adenotonsillectomy（增殖腺扁桃体切除术） (surgical removal of the tonsils扁桃体 and adenoids增殖腺 ) may help identify children at a higher risk of developing post... 阅读全文>>

日期：2011-01-18 As many as one in 16 surgeons reported having suicidal thoughts in the previous year, but few sought help from a mental health clinician（临床医生） , according to a report in the January issue of Archives of Surgery, one of the JAMA/Archives journa... 阅读全文>>

日期：2011-01-16 A simple, automated method of tracking E. coli uses a laser to detect and monitor the microbe in potentially contaminated（受污染的） bodies of water or waterways. The technique described this month in the International Journal of Computational Biol... 阅读全文>>

日期：2011-01-16 Intensive early education programs for low-income children have been shown to yield numerous educational benefits, but few studies have looked more broadly at their impact on health and health behaviors. A new study conducted by researchers at Colum... 阅读全文>>

日期：2011-01-16 Wild red deer on the Isle of Rum, which were featured in the BBC TV series Autumnwatch, are rutting（发情） earlier in the year, a study shows. Scientists believe the annual rutting season on the Isle of Rum could be changing because of warming spri... 阅读全文>>