Related R plasmids in Salmonella typhi strains isolated in Mexico City from clinical samples.
1977
G Alfaro
UI
MeSH Term
Description
Entries
D010957
Plasmids
Extrachromosomal, usually CIRCULAR DNA molecules that are self-replicating and transferable from one organism to another. They are found in a variety of bacterial, archaeal, fungal, algal, and plant species. They are used in GENETIC ENGINEERING as CLONING VECTORS.
Episomes,Episome,Plasmid
D012485
Salmonella typhi
A serotype of SALMONELLA ENTERICA which is the etiologic agent of TYPHOID FEVER.
The heritable modification of the properties of a competent bacterium by naked DNA from another source. The uptake of naked DNA is a naturally occuring phenomenon in some bacteria. It is often used as a GENE TRANSFER TECHNIQUE.
Bacterial Transformation
D014170
Transformation, Genetic
Change brought about to an organisms genetic composition by unidirectional transfer (TRANSFECTION; TRANSDUCTION, GENETIC; CONJUGATION, GENETIC, etc.) and incorporation of foreign DNA into prokaryotic or eukaryotic cells by recombination of part or all of that DNA into the cell's genome.