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Gene splicing is a technique for recombining genetic material in which the tape is DNA, a molecule which codes in a four-letter alphabet for the various proteins which are vital for the, functioning of every cell. Researchers use a chemical scalpel--restriction enzymes--which attack DNA at specific sites, breaking it and exposing two "sticky" ends to which a new piece of DNA--a gene--can be attached...

Author: By Daniel Gil, | Title: A Scientific Race: Recombining DNA | 11/14/1978 | See Source »

...feel compelled to use the equipment even though it may not be necessary, thus driving medical costs up further. The doctor too is encouraged to provide services that are not strictly needed. Faced with the question of whether to cut or not to cut, too many surgeons sharpen the scalpel. The patient in such cases becomes the unwitting victim of a system that is supposed to safeguard his health, not jeopardize it. Of the 700,000 people now in acute-care hospitals, HEW estimates that 100,000 should not be there...

Author: /time Magazine | Title: The Beneficent Monster | 6/12/1978 | See Source »

Christiaan Barnard will soon have to put down his scalpel because of arthritis in his hands, but he is just warming up as a writer. The co-author of a couple of novels with medical themes, the South African heart surgeon last week began a weekly column for Johannesburg's Rand Daily Mail. Although he is consigned to the women's pages, Barnard, 55, addressed himself to men. Where, he wonders, do men stand "now that the stronger sex has escaped from the boudoir and the kitchen?" Says he: "The dainty little thing who sets your pulse racing...

Author: /time Magazine | Title: People, Apr. 17, 1978 | 4/17/1978 | See Source »

...dizziness and double vision; or 6) severe headache and a stiff neck. Anyone who experiences such "little strokes" should visit a physician promptly. Many of these premonitory strokes result from a blockage in the internal carotid artery above the jaw line, where it is beyond reach of the scalpel. Thus the obstruction may be treatable only by a difficult bypass, diverting blood to the brain from outside the skull. For this procedure, Ausman and other neurosurgeons use part of the temporal artery, which ascends in front of the ear and then divides, one branch carrying blood to the forehead...

Author: /time Magazine | Title: Medicine: Bypass for the Brain | 3/13/1978 | See Source »

...have seen some of Boston, too, where the story is supposedly set--imagine the climactic operation taking place in Fenway Park, or on top of the John Harvard statue. But instead we get Dr. Michael Crichton, and it's goodbye to wit, to hell with the unseen, and a scalpel to the audience's brain...

Author: By David B. Edelstein, | Title: Organs Aweigh | 2/22/1978 | See Source »

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