Construction and characterization of avian Escherichia coli cya crp mutants.

Article

Construction and characterization of avian Escherichia coli cya crp mutants.

Avian diseases - 1 Jan 2000

Peighambari S M, Gyles C L

Abstract excerpt

We constructed delta cya delta crp mutants of two avian septicemic Escherichia coli strains and evaluated their attenuation in virulence. The P1 phage was used to transfer cya::Tn10 from an E. coli K-12 strain into virulent avian O78 and O2 E. coli isolates. Tetracycline-resistant transductants w...

Topics

Adenylyl Cyclases
Animals
Bacteremia
Chickens
Coronavirus Infections
DNA Primers
Escherichia coli
Escherichia coli Infections
Genotype
Infectious bronchitis virus
Mutation
Polymerase Chain Reaction
Poultry Diseases
Receptors, Cyclic AMP
Virulence

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