Bacterial Plasmids

ampicillin antibiotics bacteria bacteriocins bacteriophage bacterium base pairs binds chloramphenicol chromosomal genes chromosome circular molecules clone DNA Col plasmids ColE1 replication coli colicins Colicins E2 complementary conjugative plasmids copy number cytoplasmic membrane de-repressed Degradative plasmids diarrhoea DNA ligase DNA molecules donor drug-resistance drugs E.coli encoded enterobacteria Enterotoxigenic strains enzymes eukaryotic F pili F plasmid F-like plasmids fragments gene-product genes genes coding genetic Gram-negative Gram-positive heteroduplex Hfr strains homologous immunity protein incompatibility group infections inhibits insertion sequences IS-elements isolated mechanism molecular weight mutants nonconjugative nucleotides operon pathogenic phage pilus plant cells plasmid DNA plasmid replication plasmid vectors plasmid-encoded plasmid-specified plasmids code plasmids found produced protein Pseudomonas r-determinant receptors recipient recombinant plasmids repA1 replicon repressor resistance genes restriction endonucleases Salmonella sex pili Shigella single-stranded specified strains causing strand streptomycin sub-unit synthesis tetracycline Ti plasmid toxin transfer transformants transposition transposons tumefaciens tumours type II enzymes types of colicin usually