Word: bloodstream
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Dates: during 1990-1999
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...enable you to treat disease successfully." That is precisely what Anderson and his colleagues did eight years ago in the first approved use of gene therapy, when they removed blood cells from a young patient, genetically altered them with a viral vector and infused them back into her bloodstream...
Nicotine-replacement therapy is designed to temper the acute symptoms of withdrawal, such as irritability, sleeplessness and anxiety. Nowadays you have a choice between gum, skin patches or nasal sprays. These substitutes still deliver nicotine to your bloodstream, but more slowly than smoking does and at a lower dose. Gums and sprays work more quickly to ease withdrawal, although doctors report that these products are also subject to abuse. Many people find the patches easier to use, and they are better suited to those who suffer from nasal allergies or sinusitis. Pregnant women, heart patients and folks with high blood...
...They could, in theory, be coaxed into forming heart cells, for example, and injected to patch up heart muscle damaged by cardiovascular disease. They might be turned into neurons to replace brain cells destroyed by Alzheimer's. They may someday provide new pancreatic cells to pump insulin into the bloodstream of diabetics...
...give hope to millions of AIDS sufferers. But for now, the experimental drug T-20 is just that -- utterly experimental. The results of a preliminary two-week study published in the November issue of Nature Medicine suggest that T-20 can reduce the AIDS virus in the bloodstream by as much 99 percent. But, warns TIME medical columnist Christine Gorman, that doesn?t make it a magic bullet. "You don?t learn an awful lot in two weeks," she says. "Remember, protease inhibitors worked great at the start...
...have to have an ultrasound examination of the heart called an echocardiogram to determine whether you need further medical attention. If there is a valve problem, you may have to take antibiotics before undergoing certain procedures, such as teeth cleaning, that increase the risk that bacteria could enter your bloodstream...