单词：
单词： 相关文章
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Conditions such as mad cow disease are caused by abnormally shaped proteins, called prions. Prions spread by causing other, normal proteins to misfold
Scientific American(九)月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a
Scientific American(三)月
RACHEL MARTIN, HOST: Scientists have developed a better test for a very rare brain disease. And as NPR's Rae Ellen Bichell reports, this test could lead to new ways to diagnose more common diseases like Parkinson's and Alzheimer's. RAE ELLEN BICHELL,
2017年NPR美国国家公共电台2月
SCIENCE REPORT – January 23, 2002: Aging Protein By Jerilyn Watson This is the VOA Special English Science Report. A new study suggests that a protein that protects animals from cancer early in life
科技之光
HEALTH REPORT-Heart Disease and C-Reactive Protein By Cynthia Kirk Broadcast: Wednesday, January 19, 2005 I'm Gwen Outen with the VOA Special English Health Report. American researchers have found evi
健康与经济
Low－salt，low－protein diet can prevent kidney stonesA diet low in salt and meat can dramatically reduce the risk of kidney stones，according to an Italian study that could spell the end for the low－calcium diet that doctors have been recommen
阅读空间