Andre Michael Lwoff (1902 - 1994) was a French microbiologist. He won a Nobel Prize in Medicine and Physiology in 1965. He was awarded for the discovery of the mechanism that some viruses (called by him proviruses) use to infect bactreria 1902 was a common year starting on Wednesday (see link for calendar). ... 1994 was a common year starting on Saturday of the Gregorian calendar, and was designated the International year of the Family. ... Microbiology (in Greek micron = small and biologia = studying life) is the study of microorganisms, including unicellular (single-celled) eukaryotes and prokaryotes, fungi, and viruses. ... Photographs of Nobel Prize Medals. ... Medicine is a branch of health science concerned with maintaining health and restoring it by treating disease. ... Physiology (in Greek physis = nature and logos = word) is the study of the mechanical, physical, and biochemical functions of living organisms. ... 1965 was a common year starting on Friday (the link is to a full 1965 calendar). ... A provirus is a retrovirus that has integrated itself into the DNA of a host cell. ... Phyla/Divisions Actinobacteria Aquificae Bacteroidetes/Chlorobi Chlamydiae/Verrucomicrobia Chloroflexi Chrysiogenetes Cyanobacteria Deferribacteres Deinococcus-Thermus Dictyoglomi Fibrobacteres/Acidobacteria Firmicutes Fusobacteria Gemmatimonadetes Nitrospirae Omnibacteria Planctomycetes Proteobacteria Spirochaetes Thermodesulfobacteria Thermomicrobia Thermotogae Bacteria (singular, bacterium) are a major group of living organisms. ...

• discoveries concerning genetic control of enzyme and virus  (http://okilpob.tripod.com/mkdir/lwoff-lecture.html)