单词:sedimentation analysis of protein
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Study Says Breath Analysis Can Help in Diagnosing Cancer Lung cancer claims an estimated one and a half million lives each year. But a research team at the Cleveland Clinic and University of Illinois is working to develop a new test that could make d
Business, Farming Go Greener to Protect Nairobi Water Supply 商业农业双管齐下保护内罗毕水资源 NAIROBI In a unique pairing of business interests and conservation, a new water fund is launching in Kenya to better-protect Nairobi's main
Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year
Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year
The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过
This is the second in a 2-part Business English Pod series on presenting a SWOT analysis. A SWOT analysis is a tool that helps companies understand their strengths and weaknesses, while keeping in mind the opportunities and threats they face. In this
In this Business English Pod lesson, we start the first in a 2-part series on presenting a SWOT analysis. A SWOT analysis is a simple but powerful framework for analyzing your companys strengths and weaknesses these are internal to the company as wel
Among these vessels, how many went down with all hands, with their crews and hosts of immigrants, 在这些船只中,有多少是和它们的船员旅客和财物一起, at these trouble spots so prominent in the statistics: Cape Race, St. Paul I
Study: Protein in Mother's Milk May Prevent HIV Transmission to Infants研究发现母乳中蛋白质能预防艾滋病毒传播 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 Hundreds of thousa
Almost all cells need iron to grow. Now, researchers have identified a link between the body's system for regulating iron and breast cancer. The discovery could help doctors predict the course of breast cancer disease and even help them decide the mo
News and analysis from an African American perspective Art Chimes | Washington, DC 19 February 2010 Related Links The Root February is African American History Month here in the United States, and so this week we feature a site that looks at news and
商业农业双管齐下保护内罗毕水资源 Jane Kabugi, 68, is readying for her planting season. For five years, she was a subsistence farmer-consuming all she produces. 现年68岁的简恩卡布吉为自己的种植季节做好了准备。这
DNA analysis is a staple of crime scenesand crime shows, like HBO's The Night of or the old standby, CSI: We just need to get this to the DNA lab, confirm it's the victim's blood. And then, case closed. And it's not just for crime: DNA sequencing als
Aah, snorkeling in the Great Barrier Reefblue, clear water, magnificent coral, beautiful fish. How about cloudy water and dying coral and you have to look pretty hard to spot a fish anywhere? Nobody would want to go snorkeling in waters like you just
Gibbs is perhaps the most brilliant person that most people have never heard of. Modest to the point of near invisibility, he passed virtually the whole of his life, apart from three years spent studying in Europe, within a three-block area bounded b
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
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
C-reactive protein is an indication of inflammation in the body, and, at high levels, is considered an early sign of future heart disease. It's a risk factor in a similar way that elevated cholesterol is a risk factor for heart disease, says Asheley
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