abstract |
in one aspect, the present invention is directed to a method for preventing or treating necrotic enteritis by administering a hyperimmunized egg product obtained from a laying animal to a bird. the hyperimmunized egg product may contain an antibody specific for an antigen selected from the group consisting of toxin a of clostridium perfringens, elongation factor tu of clostridium perfringens (ef-tu), toxin type b (netb) of necrotic enteritis clostridium perfringens, clostridium perfringens pyruvate: ferredoxin oxidoreductase (pfo) and eimeria tenella elongation factor alpha-1. |