1. A restriction endonuclease analysis of the bacterial plasmid controlling the EcoRI restriction and modification of DNA;Betlach,1976
2. Construction and characterization of new cloning vehicles, II. A multipurpose cloning system;Bolivar;Gene,1977
3. A complete immunoglobulin gene is created by somatic recombination;Brack;Cell,1978
4. Supercoiled circular DNA protein complex in Escherichia coli: purification and induced conversion to an open circular DNA form;Clewell,1969
5. Non-chromosomal antibiotic resistance in bacteria: Genetic transformation of Kscherichia coli by R-factor DNA;Cohen,1972