| CPC C07K 16/02 (2013.01) [A61K 9/0053 (2013.01); A61P 1/16 (2018.01); C07K 16/1228 (2013.01); A61K 2039/505 (2013.01); A61K 2039/545 (2013.01); C07K 2317/11 (2013.01)] | 10 Claims |
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1. A hyperimmunized egg produced by an animal that has been hyperimmunized with an antigen selected from the group consisting of Enterococcus faecalis that expresses cytolysin toxin, and isolated Enterococcus faecalis cytolysin toxin, wherein the level of antibodies to the Enterococcus faecalis cytolysin toxin in the hyperimmunized egg is increased relative to an egg from an animal that has not been hyperimmunized, and wherein the titer of antibodies to Enterococcus faecalis cytolysin toxin in the hyperimmunized egg is at least 8000.
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