Word: celling
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Dates: during 1990-1999
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Doherty and Zinkernagel showed that the white blood cells of the immune system look for changes in a key marker called the self protein, which identifies cells as belonging to one's own body. Any alterations in this protein--such as those that occur when a cell is invaded by a virus--tag the cell for destruction. Doherty and Zinkernagel's research, which won this year's Physiology or Medicine Nobel, could lead to new kinds of vaccines against cancer, multiple sclerosis and other autoimmune disorders...
...tobacco industry to rethink its argument that no clear connection has been established between smoking and the disease. The research found a tobacco carcinogen called BPDE bonds to three molecular sites on a gene crucial to the development of cancer. The gene, known as P53, monitors DNA copying during cell division and destroys cells with defective copies of genetic material. When BPDE adheres to the gene through cigarette smoking, however, it becomes damaged and cannot eliminate abnormal cells. As a result, cells with incorrect DNA divide and produce cancer. Although BPDE has long been viewed as a possible carcinogen...
MANUEL NORIEGA Panama Sentenced in 1992 to 40 years in prison for racketeering and drug trafficking, he could be paroled in 2002. His three-room cell in Miami's federal prison is known as "the Dictator's Suite...
Readers are informed in your Health Report [NOTEBOOK, Sept. 23] under the heading "Good News" that a cancer drug that stops the rapid cell division of the embryo is to be tested on 3,000 U.S. women as "a nonsurgical approach to abortion." This is good news? For whom? Not the unborn. JIM MALIA Totland Bay, Isle of Wight, England...
...exchange, Clinton had proved himself to be an expert counterpuncher. In response to an earlier Dole drug ad, the Clinton campaign last week ran a spot announcing, among other things, that the President "now wants drug testing [of prisoners] to keep abusers locked up." That was illustrated by a cell door slamming shut...