Word: pirbright
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Dates: during 1960-1969
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...mounted, farmers, Members of Parliament and editorial writers began to ask if it was still necessary for Britain to stamp out animals along with the disease. Sympathetic to their pleas, the British government is spending nearly $1,000,000 a year on foot-and-mouth research at laboratories in Pirbright. Surrey, has already developed one promising immunization technique similar to live polio virus inoculations: an attenuated live foot-and-mouth virus is grown in a culture of kidney tissues, then injected into chick embryos, mice, and finally into the muscles of animals where it multiplies harmlessly, stimulating the production...
...however, field trials of the Pirbright vaccine have been limited to South Africa, Kenya and Tanganyika, and until a surefire vaccine is discovered, the British government sees no alternative to mass slaughter of infected herds. Chief reason is that to do otherwise would end Britain's profitable exports of breeding stock to Canada and the U.S., both of which refuse to admit cattle from areas where foot-and-mouth disease is endemic and controlled only by immunization. This was a precaution Britain could well understand, since the most likely cause of Britain's own current troubles was frozen...