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Production of strains of the sheep parasite Ostertagia circumcincta by implantation of adult parasites into the abomasum of lambs
(1988-07)
The implantation of a single pair of adult parasites of Ostertagia circumcincta via the abomasa of four lambs resulted in the production of 19, 53, 393 and 425 viable larvae after faecal culture using faeces collected from ...
Forms of bovine pepsinogen in plasma from cattle with three different 'syndromes' of Ostertagia ostertagi infection
(1988-01)
Calves infected orally with third stage larvae of Ostertagia ostertagi or infected with adult O ostertagi by direct transplantation into the abomasum had raised plasma pepsinogen activity, as did four-year-old dairy cattle ...