Abstract: This invention relates to stable forms of peptide antigens of T. ovis suitable for use in vaccines to protect ruminants against infection by cestode parasites. The antigens are preferably obtained by expression of DNA coding therefor in a recombinant host cell. Aspects of the invention include DNA encoding the antigens, vectors containing the DNA and hosts which express the antigens.
Type:
Grant
Filed:
January 3, 1992
Date of Patent:
March 9, 1993
Assignees:
Pitman-Moore New Zealand Limited, The University of Melbourne, Her Majesty The Queen in right of New Zealand through the Ministry of Agriculture & Fisheries
Inventors:
Gavin B. L. Harrison, Robert P. Dempster, Michael D. Rickard, Marshall W. Lightowlers, David D. Heath, Stephen B. Lawrence, Kim L. O'Hoy