Medicine: An Apple a Day . . .

She read that "an apple a day keeps the doctor away." She knew that pectin, the substance in fruit which causes them to jell when stewed, somehow cures diarrhea and dysentery in babies. She discovered that pectin kills bacteria in a test tube.

She could not prove that pectin kills bacteria in the bowels and in that way stops intestinal ailments. But, being everlastingly inquisitive. Dr. Edith Haynes of the Indiana University School of Medicine in Indianapolis, a home economics student who became a bacteriologist in order to learn what happened in her pots, continued to experiment, found that sores kept sopping...

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