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This article reported Luria and Delbruck's breakthrough study in which they established that viruses do not induce mutations in bacteria, but that virus-resisting mutations are spontaneous. Their "fluctuation test" theory demonstrated that bacteria were ideal subjects for genetic research.
Periodical. Luria, Salvador E., and Max Delbruck. "Mutations of Bacteria from Virus Sensitivity to Virus Resistance." Genetics 28, (November 1943): 491-511. Article. 21 Images.. Genetics