Word: escherichia
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Dates: during 1941-1941
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Biologist Ely nurtured a colony of mixed (Escherichia coli and Staphylococcus aureus) bacteria on sodium phosphate whose phosphorus was radioactive. Next he injected them into the tail veins of rats. Few hours later he analyzed the rats' organs for radioactivity, found it greatest in the liver and the lungs, weakest in the brain. Concluded Ely: "The brain, apparently, has an effective means of preventing bacteria from entering it in large numbers." Further significant conclusions will probably appear as work progresses with this new technique...