Word: norvegicus
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Dates: during 1930-1939
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...other hand, have the same eating habits as man. They need the same minerals and vitamins, fall prey to many of the same diseases. On them new serums, drugs and poisons are tried out. More experimental work has been done with the white, pink-eyed rat (Mus Norvegicus albinus) than with the meek guinea pig - more, in fact, than with all other mammals combined. If men are ever able to thrive on synthetic food pills, those pills must first suffice...
...group originally purchased ten years ago. Most U. S. white rat experimenters, however, get their supply from the Wistar Institute of Anatomy and Biology at University of Pennsylvania. There in specially built steel and concrete buildings, under the watchful eye of Dr. Henry Herbert Donaldson, world authority on Mus Norvegicus albinus, hordes of white rats are fed and pampered as carefully as princelings. For 96 generations the rats have breathed only pure and sterile air. Visitors who might bring in germs are shooed off. Eventually it is hoped that the animals will be wholly free of disease, a perfect race...