There were fresh reinforcements for the "wonder" drug streptomycin (against which some bugs are fighting back):
¶ Dr. Selman A. Waksman, streptomycin's discoverer, produced a sister drug named grisein from the same soil organism. Grisein's job: to knock out (with the help of streptomycin) bacteria that develop a resistance to streptomycin alone.
¶ Streptomycin still looks like the most promising foe of tuberculosis, but Dr. Alfred Marshak of the U.S. Public Health Service found another likely-looking one: a yellow crystal extracted from California Spanish moss (not to be confused with the lacy Spanish moss that hangs from trees). It checks T.B. in...