1. Integration of the Bacteriophage Phi-3-T-Coded Thymidylate Synthetase Gene into the Bacillus subtilis Chromosome Publication: American Society for Microbiology, October 1981 Subject(s): BacteriophagesChromosomes, BacterialRecombination, GeneticGenes, Viral Archival Collection: The Joshua Lederberg Papers (Profiles in Science)