Streptomycin, a substance exhibiting antibiotic activity against Grampositive and Gram-negative bacteria.

Introduction of streptomycin. Order of authorship: Schatz, Gregory, Waksman.

In 1952 Waksman was awarded the Nobel Prize in Physiology or Medicine "for ingenious, systematic, and successful studies of the soil microbes that led to the discovery of streptomycin." See also No. 1944.