Teeth grow from tiny buds (tooth germs) which are present in the gums at birth. Drs. Harry H. Shapiro of Columbia's College of Physicians and Surgeons and Bernice L. Maclean of Hunter College removed some buds from week-old kittens, transplanted them to the mouths of other kittens and full-grown cats. Result (as reported in the Journal of Dental Research) : all the buds grew into full-size teeth. Eventually, said Dr. Shapiro last week, it may be possible to take a tooth bud from a child whose second teeth are obviously going to be crowded, sow it in the mouth of a...
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