Medicine: Udder Antibodies

The cow's udder is the world's most prodigious factory of antibodies, and all might be used to give human beings protection (at least temporarily) against an almost infinite variety of infectious diseases, two University of Minnesota researchers reported hopefully in Manhattan last week.

This invitation to experts to change their beliefs about mechanisms of im munity was offered by Drs. William E. Petersen and Berry Campbell, who have been working on it (with a dozen colleagues off and on) for ten years. Paul ("Magic Bullet") Ehrlich had shown that antibodies, missing from the...

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