نتایج جستجو برای: heat labile enterotoxin b subunit ltb

تعداد نتایج: 1171501  

2004
Kingston H. G. Mills Rae Alan Huett Rino Rappuoli Gordon Dougan Simon Clare Beatrice Arico Marzia M. Giuliani Frances Bowe Ed C. Lavelle Edel A. McNeela Christine Hale Aaron Rae H. G. Mills

10.1128/IAI.72.7.4052-4060.2004. 2004, 72(7):4052. DOI: Infect. Immun. Kingston H. G. Mills Rae, Alan Huett, Rino Rappuoli, Gordon Dougan and Aaron Hale, Simon Clare, Beatrice Arico, Marzia M. Giuliani, Frances Bowe, Ed C. Lavelle, Edel A. McNeela, Christine Heat-Labile Enterotoxin Escherichia coli and Mutants of Neisseria meningitidis Intranasal Immunization with NadA of Antibodies and Cellula...

Journal: :Applied and environmental microbiology 2000
S Schlör S Riedl J Blass J Reidl

One of the most common bacterially mediated diarrheal infections is caused by enterotoxigenic Escherichia coli (ETEC) strains. ETEC-derived plasmids are responsible for the distribution of the genes encoding the main toxins, namely, the heat-labile and heat-stable enterotoxins. The origins and transfer modes (intra- or interplasmid) of the toxin-encoding genes have not been characterized in det...

2001
Sylvia E. Pronk Harmen Hofstra Jan Drenth Wim G. J. Hol Bernard Witholt

Heat-labile enterotoxin (LT) was obtained in large quantities (several-gram amounts) and great purity from Escherichia coli C600 carrying the LT-coding multicopy plasmid EWD299. By growing this strain on a medium that allows high cell densities in the early stationary phase, we increased the net LT production per milliliter by a factor of 200, compared to natural porcine enterotoxigenic E. coli...

2001
A. Noble

We report the complete DNA sequence of the Escherichia coli elt A gene, which codes for the A subunit of the heat-labile enterotoxin, LT. The amino acid sequence of the LT A subunit has been deduced from the DNA sequence of elt A. The LT A subunit starts with methionine, ends with leucine, and comprises 264 amino acids. The computed molecular weight of LT A is 29,673. The A subunit of cho...

Journal: :Journal of clinical microbiology 1979
H B Greenberg M M Levine M H Merson R B Sack D A Sack J R Valdesuso D Nalin D Hoover R M Chanock A Z Kapikian

The development of a solid-phase microtiter radioimmunoassay blocking test to detect serum antibody to Escherichia coli heat-labile enterotoxin is described. The assay is easy to perform and quantitate, and it is sensitive and specific.

Journal: :Journal of clinical microbiology 1991
T Victor R du Toit J van Zyl A J Bester P D van Helden

This report describes a DNA amplification procedure for routine identification of heat-labile-toxin-producing Escherichia coli. Two oligonucleotide primers were used in a polymerase chain reaction procedure to amplify a highly conserved region of the A subunit of the heat-labile enterotoxin gene. Amplifications were done directly on E. coli colonies from plates when Salmonella, Shigella, or par...

Journal: :Infection and immunity 2001
C C Bowman J D Clements

Two bacterial products that have been demonstrated to function as mucosal adjuvants are cholera toxin (CT), produced by various strains of Vibrio cholerae, and the heat-labile enterotoxin (LT) produced by some enterotoxigenic strains of Escherichia coli. Although LT and CT have many features in common, they are clearly distinct molecules with biochemical and immunologic differences which make t...

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