References
- Cole , J.R. , Sulzer , C.F. and Pursell , A.R. 1973 . Improved microtechnique for the leptospiral microscopic agglutination test . Appl. Micro. , 25 : 976 – 980 .
- Gillespie , R.W.H. and Kenzy , S.G. 1958a . Immunisation of cattle against leptospirosis. I. Comparative evaluation of Leptospira pomona bacterins . Vet. Med. , 53 : 401 – 449 .
- Gillespie , R.W.H. and Kenzy , S.G. 1958b . Immunisation of cattle against leptospirosis II. Further observations on the duration of immunity induced by vaccination . Vet. Med. , 53 : 611 – 617 .
- Gillespie , R.W.H. and Kenzy , S.G. 1959 . Immunisation of cattle against leptospirosis III. Resistance to Leptospira pomona infection of cattle vaccinated when 3–5 months of age . Vet. Med. , 54 : 12 – 16 .
- Hancock , G.A. , Willis , C.R. , Kotiw , M. and Allen , J.D. 1984 . The longtcrm efficacy of a hardjo-pomona vaccine in preventing leptospirosis in cattle exposed to natural challenge with Leptospira interrogans serovar hardjo . Aust. vet. J. , 61 : 54 – 56 .
- Huhn , R.G. , Claus , K.D. and Machaek , M.E. 1970 . Vaccination of cattle with Leptospira pomona bacterins II. Potency assays using the hamster passive-protection test . Proceedings of 74th Annual Meeting of U.S. A. H. Assoc. , : 178 – 196 .
- Huhn , R.G. , Hanson , L.E. , Killinger , A.H. and Cardella , M.A. 1975 . Immunity to leptospirosis Leptospira interrogans serotype pomona bacterins in cattle . Am. J. vet. Res. , 36 : 59 – 65 .
- Killinger , A.H. , Hanson , L.E. , Mansfield , M.E. and Reynolds , H.A. 1970 . Vaccination of cattle with leptospiral bacterins I. Serologic and cultural results of leptospiral challenge . Proceedings of 74th Annual Meeting of the U.S.A.H. Assoc , : 161 – 177 .
- Mackintosh , C.G. , Marshall , R.B. and Broughton , E.S. 1980 . The use of a hardjo-pomona vaccine to prevent leptospiruria in cattle exposed to natural challenge with Leptospira interrogans serovar hardjo . N.Z. vet. J. , 28 : 174 – 177 .
- Mackintosh , C.G. and Marshall , R.B. 1980 . Serological titres resulting from leptospiral vaccine . N.Z. vet. J. , 28 : 172 – 172 .
- Negi , S.J. , Meyers , W.C. and Segre , P. 1971 . Antibody response of cattle to Leptospira pomona as measured by haemagglutination, microscopic agglutination and hamster protection . Am. J. vet. Res. , 32 : 1915 – 1920 .
- Tripathy , D.N. , Hanson , L.E. and Mansfield , M.E. 1973 . Growth inhibition test for measurement of immune response of animals vaccinated with leptospiral bacterins . Proceedings of '77th Annual Meeting of U.S.A.H. Assoc. , : 113 – 118 .
- Tripathy , D.N , Smith , A.R. and Hanson , L.E. 1975 . Immunoglobulins in cattle vaccinated with leptospiral bacterins . Am. J. vet. Res. , 36 : 1735 – 1736 .
- Tripathy , D.N. , Hanson , L.E. and Mansfield , M.E. 1976 . Evaluation of the immune response of cattle to leptospiral bacterins . Am. J. vet. Res. , 37 : 51 – 55 .