11-02-15 Researchers from Cleveland Clinic's Lerner Research Institute have discovered that resveratrol(白藜芦醇) a compound found in red wine when combined with rapamycin(雷帕霉素) can have a tumor-suppressing effect on breast cancer cells that are resi...
11-02-09 Bacteria often attack with toxins designed to hijack or even kill host cells. To avoid self-destruction, bacteria have ways of protecting themselves from their own toxins. Now, researchers at Washington University School of Medicine in St. Louis hav...
11-02-09 Successful intranasal(鼻内的) delivery of stem cells to the brains of rats with Parkinson disease yielded significant improvement in motor function and reversed the dopamine(多巴胺) deficiency characteristic of the disease. These highly promisin...
11-01-27 The mechanism that controls the internal 24-hour clock of all forms of life from human cells to algae(海藻) has been identified by scientists. Not only does the research provide important insight into health-related problems linked to individuals...
11-01-25 Scientists at the University of East Anglia (UEA) have discovered a rogue(凶猛的) gene which if blocked by the right drugs could stop cancer in its tracks. Published today by the journal Oncogene, the discovery is a breakthrough in our understandi...
11-01-21 The eyes of moths(飞蛾) , which allow them to see well at night, are also covered with a water- repellent(排斥的,防水的) , antireflective coating that makes their eyes among the least reflective surfaces in nature and helps them hide from preda...
11-01-20 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...
11-01-10 A Jackson Laboratory research team led by Professor Patsy Nishina, Ph.D., has identified a mutation(突变) in a gene that's essential for correct protein-processing in cells. Defects in protein folding are associated with a variety of abnormalities...
11-01-09 In the Old West, camps sent smoke signals across distances to share key developments or strategy. Likewise, two important signaling molecules communicate across nerve cells to regulate electrical and chemical activity, neuroscientists from the UT He...
11-01-05 Experts say they have discovered what they believe is the root cause of male pattern baldness. 专家称,他们发现了男士秃顶的根源所在。 Nearly half of men experience some degree of baldness by the age of 50 It is not simply a lack of hair, but rather...