Hybrid tet Genes and tet Gene Nomenclature: Request for Opinion

Tetracycline resistance mediated by tet(W), tet(M), and tet(O) genes of Bifidobacterium isolates from humans.

MICs of tetracyclines were determined for 86 human Bifidobacterium isolates and three environmental strains. The tet(O) gene was found to be absent in these isolates. tet(W) and tet(M) were found in 26 and 7%, respectively, of the Bifidobacterium isolates, and one isolate contained both genes. Chromosomal DNA hybridization showed that there was one chromosomal copy of tet(W) and/or tet(M).

Occurrence of tetracycline resistance genes tet(M) and tet(S) in bacteria from marine aquaculture sites.

Occurrence of tetracycline resistance genes encoding ribosomal protection proteins was examined in 151 tetracycline-resistant bacterial isolates from fish and seawater at coastal aquaculture sites in Japan and Korea. The tet(M) gene was detected in 34 Japanese and Korean isolates, which included Vibrio sp., Lactococcus garvieae, Photobacterium damsela subsp. piscicida, and unidentified Gram-pos...

Survey and identification of Resistance Genes of Sulfanamide (sul2, sul3) and Tetracycline Tet (A), tet (C), tet (D) and intI Integron Genes in Escherichia Coli Isolated from Mastitis Samples

Background and Aims: Escherichia coli is a natural microflora of the human heart and all the warm animals. Mastitis is a disease caused by various pathogens. One of the important factors in the production of mastitis in the livestock is E. coli and is known as peripheral mastitis. The aim of this study was to isolate sulfonamide, integron and tetracycline resistance genes in E.coli isolated fro...

Tet B or not tet B: advances in tetracycline-inducible gene expression.

Be it the B class, or another class of tetracycline (tet) repressor, the utility and specificity of transcriptional regulators based on this family of prokaryotic DNA binding proteins is unparalleled. A method for regulating gene expression at will in mammalian cells has long been the holy grail. Transfections of uncontrolled numbers of plasmids and unregulated gene expression were breakthrough...

Entropy and Multifractality for the Myeloma Multiple TET 2 Gene