VACCINE FOR PREVENTATIVE TREATMENT OF LIVER FLUKE INFECTION IN RUMINANTS COMPRISING AS AN ANTIGEN GLUTATHIONE-S-TRANSFERASE (GST) OF F. HEPATICA

摘要

A vaccine for the preventative treatment for infection of liver fluke in ruminant animals where the antigen is glutathione-S-transferase extracted from adult worms of F. hepatica. The antigen may also be synthetic equivalent molecules and equivalent molecules prepared by recombinant DNA techniques. Methods of preparation, and use are also disclosed.