Under the microscope, blood from a victim of malaria is as vivid as a southern sunset. In mild malaria, the red blood cells appear speckled with pink. In violent forms of the disease, the corpuscles darken to dusky copper, mottled with purple. These changing hues show the progress of the fight between invading malarial parasites and the body's defending blood cells.
With a special quartz red light. Dr. Melvin H. Knisely of the University of Chicago (on loan to the University of Tennessee) has taken colored movies of the Battle of Malaria. This...
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