A vaccine against foot-and-mouth disease, courtesy of E. coli
Of the many afflictions that plague livestock, none is as devastating as foot-and-mouth disease. Highly contagious and with no known cure, it blisters the feet, tongues and mouths of animals, and causes lameness, weight loss and, in dairy cows, reduced milk production. At least 33 different species are susceptible, mostly such cloven-hoofed creatures as cattle, sheep, pigs, goats and deer. For farmers the usual recourse is to kill, burn and bury infected livestock. Often an entire herd must be slaughtered, even if only one animal has been stricken, lest the disease...
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