Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025
Definition
Selman Waksman was a pioneering microbiologist who discovered several antibiotics, most notably streptomycin. His work significantly advanced the field of antimicrobial chemotherapy.
5 Must Know Facts For Your Next Test
Selman Waksman coined the term 'antibiotics' to describe compounds produced by microorganisms that inhibit the growth of other microbes.
Waksman discovered streptomycin in 1943, which was the first effective treatment for tuberculosis.
He was awarded the Nobel Prize in Physiology or Medicine in 1952 for his discoveries in antibiotic production.
Waksman's research primarily focused on soil-dwelling bacteria called actinomycetes, which are prolific producers of natural antibiotics.
His discovery of multiple antibiotics laid the foundation for modern pharmaceutical approaches to combating bacterial infections.