entero- the book by Doyle, Beuchat, and Montville colitica has an optimal growth temperature at (1997). around 32° to 34°C, it is often isolated on Prevention and control of pathogenic E. enteric agars at 22° to 25°C. It grows slowly coli is best done by educating food-handlers, in simple glucose-salts medium but grows who should adhere to strict hygienic prac- much better with supplements such as methi- tices. Fecal and other waste materials from onine or cysteine and thiamine. One impor- humans and animals should be decontami- tant aspect of this organism is that it can nated and not allowed to be in contact with grow in refrigerated vacuum-packaged meat water and food supplies. because it is a facultative anaerobe and is a 496 Chapter 28 psychrotroph. After ingestion of large The organism grows on simple laboratory
Besides, community-spirited endeavors of this sort would do much to improve the highly unfavorable public and media image of fraternity Hell Week rites; a survey (Phalen, 1951) showed that for every positive newspaper story concerning Hell Week, there were five negative stories. If only for public-relations reasons, then, fraternities should want to incorporate community-service efforts into their initiation prac- tices. But they don't. To examine the second puzzle, we need to return to the Chinese prison camps of Korea and the political essay contests held for American captives. The Chinese wanted as many Americans as possible to enter these contests so that, in the process, they might write comments favorable to the Communist view. If, however, the idea was to attract large numbers of entrants, why were the prizes so small? A
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