colicin


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colicin

[′kä·lə·sən]
(microbiology)
A bacteriocin produced by coliform bacteria, such as Escherichia coli.
References in periodicals archive ?
Toxins can be identified by the presence of a variety of proteins, such as hemolysins, hemolytic enterotoxins, colicin V, lytic proteins, and Nudix hydrolases.
Primer pairs for specific amplification of the iroN (salmochelin siderophore receptor), iss (increased serum survival) [20]; papC (pilus associated with pyelonephritis), iucD (aerobactin siderophore synthesis) [10]; tsh (temperature-sensitive haemagglutinin), vat (vacuolating autotransporter toxin) [6]; cvi/cva (structural genes of colicin V operon), ibeA (invasion of brain endothelium) [7]; irp2 (Iron-repressible protein (yersiniabactin synthesis)) [21]; neuS (K1 capsular antigen) [22]; and astA (heat-stable cytotoxin associated with enteroaggregative E.
The term "bacteriocin" was coined in 1953 to define colicin produced by Escherichia coli.
Sequence homology analysis has revealed that Usp shares homology with nuclease-type bacteriocins such as colicin E9 and pyocin AP41.
In a paper published in the journal Molecular Microbiology, a team from Newcastle University described studying a protein derived from E.coli bacteria, called Colicin N, which kills competing bacteria in a very efficient way.
In a paper published in the journal Molecular Microbiology, the team describe studying a protein derived from E.coli bacteria, called Colicin N, which kills competing bacteria in a very efficient way.
Purified colicin as cytotoxic agent of neoplasia: comparative study with crude colicin.
Resistance to drugs and heavy metals, colicin production, and biochemical characteristics of selected bovine and porcine Escherichia coli strains.