Medicine: Pneumonia Cure?

To a public wet and shivering, cold and snuffling, waiting for a reluctant Spring, came the news that a "new pneumonia serum" had been discovered by one Dr. Lloyd B. Felton, of the Harvard Medical School.

Horses. The "horse serum," in use heretofore, had been regarded by many as worse than the disease it was meant to cure. It is made by injecting pneumonia germs (called pneumococci) into the blood of a horse. The horse then develops in his blood a substance which aids in destroying or digesting these germs. This substance—the so-called "antibody"—is...

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