Results 1 to 10 of about 3,995 (211)

Optimizing Cell-Free Protein Synthesis for Increased Yield and Activity of Colicins

open access: yesMethods and Protocols, 2019
Colicins are antimicrobial proteins produced by Escherichia coli that hold great promise as viable complements or alternatives to antibiotics. Cell-free protein synthesis (CFPS) is a useful production platform for toxic proteins because it eliminates the
Xing Jin   +2 more
exaly   +4 more sources

Pairing Colicins B and E5 with Bdellovibrio bacteriovorus To Eradicate Carbapenem- and Colistin-Resistant Strains of Escherichia coli [PDF]

open access: yesMicrobiology Spectrum, 2023
While diverse antibacterials are available in nature, each possesses their own strengths and limitations. One such antibacterial is colicins, proteinaceous toxins that are produced by strains of E. coli to subvert the growth or viability of other E. coli
Sumudu Upatissa   +2 more
doaj   +3 more sources

In vivo processing of DNase colicins E2 and E7 is required for their import into the cytoplasm of target cells. [PDF]

open access: yesPLoS ONE, 2014
DNase colicins E2 and E7, both of which appropriate the BtuB/Tol translocation machinery to cross the outer membrane, undergo a processing step as they enter the cytoplasm. This endoproteolytic cleavage is essential for their killing action.
Liliana Mora, Miklos de Zamaroczy
doaj   +2 more sources

Molecular and Genetic Characterization of Colicinogenic Escherichia coli Strains Active against Shiga Toxin-Producing Escherichia coli O157:H7 [PDF]

open access: yesFoods, 2023
The objective of this work was to molecularly and genotypically characterize and test the inhibitory activity of six colicinogenic Escherichia coli strains (ColEc) and their partially purified colicins against STEC O157:H7 isolated from clinical human ...
Mauro D. García   +5 more
doaj   +2 more sources

Interaction of Colicins with Bacterial Cells I. Studies with Radioactive Colicins [PDF]

open access: yesJournal of Bacteriology, 1966
Maeda, Akio (Department of Genetics, University of Wisconsin, Madison), and Masayasu Nomura . Interaction of colicins with bacterial cells. I. Studies with radioactive colicins. J. Bacteriol. 91: 685–694.
Akio Maeda, M Nomura
exaly   +3 more sources

Colicins produced by Escherichia coli, a review [PDF]

open access: yesRomanian Journal of Infectious Diseases, 2023
Bacteria produce proteins called bacteriocins and can inhibit or even kill closely related species. Among the bacteriocins, Colicins are by far the most well-characterized group.
Amal F. Ghanim   +2 more
doaj   +1 more source

Escherichia coli bacteriocins: antimicrobial efficacy and prevalence among isolates from patients with bacteraemia. [PDF]

open access: yesPLoS ONE, 2011
Bacteriocins are antimicrobial peptides generally active against bacteria closely related to the producer. Escherichia coli produces two types of bacteriocins, colicins and microcins.
Maruška Budič   +3 more
doaj   +1 more source

The Biology of Colicin M and Its Orthologs

open access: yesAntibiotics, 2021
The misuse of antibiotics during the last decades led to the emergence of multidrug resistant pathogenic bacteria. This phenomenon constitutes a major public health issue.
Dimitri Chérier   +4 more
doaj   +1 more source

Colicin Biology [PDF]

open access: yesMicrobiology and Molecular Biology Reviews, 2007
SUMMARYColicins are proteins produced by and toxic for some strains ofEscherichia coli. They are produced by strains ofE. colicarrying a colicinogenic plasmid that bears the genetic determinants for colicin synthesis, immunity, and release. Insights gained into each fundamental aspect of their biology are presented: their synthesis, which is under SOS ...
Cascales, E.   +8 more
openaire   +4 more sources

Structural design principles for specific ultra-high affinity interactions between colicins/pyocins and immunity proteins

open access: yesScientific Reports, 2021
The interactions of the antibiotic proteins colicins/pyocins with immunity proteins is a seminal model system for studying protein–protein interactions and specificity.
Avital Shushan, Mickey Kosloff
doaj   +1 more source

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