Word: certainly
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Dates: during 1980-1989
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...works by suppressing the proliferation of certain white blood cells, the workhorses of the immune system. Starzl thinks the drug could signal a revolution in organ transplantation. Moreover, it could possibly lead to a treatment for diseases, like arthritis, that are caused by an overactive immune system...
...solution is less certain in those parts of Africa racked by starvation and civil war, where CITES decisions carry little weight, tourist dollars are nonexistent, and the herds continue to shrink. In Angola and Mozambique, for example, rebels use ivory to help finance military operations. Said a spokesman for Mozambique: "If the war stops, people can live, students can go back to school, and yes, we can save elephants...
...cell I was alone but guarded all the time by a ((white)) warder. He would make comments and become very hostile when he saw certain things about the A.N.C. on TV. I then took a chance to talk to him, to educate him. In the end, he understood...
Such coordination is sorely needed because Wall Street has become an ever more volatile place. Deregulation and the growth of computerized trading have left the stock market vulnerable to violent swings. "People have to get used to the idea that at certain points 5% to 10% declines are possible in today's highly automated markets," says John Phelan, chairman of the New York Stock Exchange. Yet even some Wall Street insiders have had misgivings. Warns Edward Yardeni, chief economist for Prudential-Bache Securities: "A 7% drop in the Dow Jones index is destabilizing to individual investors, and we need them...
...uniform. Along fault zones the plates tend to become "locked," resisting the overall motion. Explains Berkeley seismologist Robert Uhrhammer: "Stress builds up in these areas that are in effect welded shut. It's as if the rock were being stretched like a big rubber sheet." At a certain point the rock snaps, allowing the plates to slip and release stress. The result is an earthquake...