A composition and a method for controlling bacterial infection

摘要

A composition for controlling bacterial infection in the gastrointestinal tract of an animal comprising an oxidoreductase enzyme and its corresponding oxidisable substrate which are capable of producing and releasing hydrogen peroxide in the gastrointestinal tract of an animal. Preferably the oxidoreductase enzyme is glucose oxidase. Preferably the oxidisable substrate is D-glucose. The composition may comprise a peroxide of an organic acid, preferably benzoyl peroxide. The composition may comprise L-cysteine. Preferably the composition may be in the form of granules coated with an enteric coating. Also claimed is a method for controlling bacterial infection of meat comprising administration of the composition to an animal for a period of time immediately prior to slaughtering the animal and processing its meat. Preferably the period of time is between 24 and 48 hours immediately before slaughter. Preferably the composition is administered to poultry. The bacterial infection may be caused by Campylobacter spp, Salmonella spp, or Cryptosporidium spp.