Abstract
Summary
Two kinds of extracts were made from calf thymus gland: (a) in water, and (b) in dilute acetic acid. The water extract inhibited Coxsackie A9 virus and type I poliovirus in tissue culture and in mice. The acid extract showed in vitro antibacterial activity against S. aureus, S. pyogenes, organisms of the Pseudomonas group, and certain other bacteria.
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