Word: strandings
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...last thing I would like to do simply not because I can vouch for it, not because I necessarily agree with it, because it is indeed a criticism of our policy, just to lay one more strand of complexity before you. I would like to quote from a letter that has just recently come from a man called Howard Shomer, who was formerly a dean of the Divinity School at Chicago and now is head of the Social Responsibility in Investments for the United Church Boards in the United Church of Christ. He says, he's writing to Tony Lewis...
Arber theorized that the bacterium produced a "restriction" enzyme that cut the viral DNA into smaller pieces (the host bacterium's DNA is protected from its own chemical scissors by other enzymes). Arber further proposed that the enzymes recognized and acted upon specific sites along the DNA strand...
...severed the strand at that point...
...other led by Biochemist David Goeddell at a small South San Francisco biochemical firm, Genentech Inc. Though scientists had already produced a precursor of rat insulin with bacteria, making the finished human variety posed greater difficulties. For it consists of two distinct molecular chains, a so-called A strand and a B strand, each of which is produced separately inside the cells of the pancreas under the direction of its own characteristic gene...
...retreat provides the privacy and intimacy that Carter seeks for the summit, especially if the "chemistry" is going to work. The camp is sealed off from the rest of the world by a fence topped with a double strand of barbed wire, and guarded this week not only by the usual contingent of Marines, but also by a squadron of U.S., Israeli and Egyptian special agents armed with submachine guns, shotguns and pistols...