? John Langone, in Discover (June 1983), 541 North Michigan Ave., Chicago, 111. 60611.
The human body's immune system is curiously inefficient. It releases many kinds of antibodies when only one is needed to combat a particu- lar invader, or antigen. contrast, laboratory-produced "monoclonal antibodies," just coming into use, are "magic bullets"-and, poten-tially, a highly useful treatment for cancer.
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