Evolution reveals missing link between DNA and protein shape

Fifty years after the pioneering discovery that a protein’s three-dimensional structure is determined solely by the sequence of its amino acids, an international team of researchers has taken a major step toward fulfilling the tantaliz…

Noninvasive test for trisomy 21 closer at hand

St. Louis, MO, February 10, 2011 — In 1980 in the United States, approximately 4.5% of all pregnant women were of advanced maternal age. By 2007 that figure had increased to 14%. Women over 35 are at increased risk of giving birth to babies with t…

Reading ‘Avatar’s’ DNA

Tel Aviv — You know when you’re watching a pirated film downloaded from the Internet — there’s no mistaking the fuzzy footage, or the guy in the front row getting up for popcorn. Despite the poor quality, pirated video is a serious problem a…

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