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A short review of serum pepsinogen (SP) analysis and its applications is presented. Blood pepsinogen (serum or plasma) content in calves experimentally infected with Ostertagia ostertagi larvae was investigated by estimating free tyrosine after incubation at 37 deg C using Folin-Ciocalteu colour...

Joergensen, R. J.; Henriksen, S. A.; Sejrsen, K.; Nansen, P.
Nordisk Veterinaermedicin, 1976, 28, 4/5, pp 210-216