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The immunoprophylactic properties of Propionibacterium avidum KP-40, a potent stymulator of the macrophage-monocyte system and inducer of endogenous interferon, were tested in newborn calves. A single subcutaneous injection of the immunomodulator was administered either immediately after delivery or to 4-week-old animals. During physiological maturation of the immune system and the disappearance of...
Stimulatory properties of Propionibacterium avidum were estimated on the basis of humoral immunity firmation in pigs and protective value of combined vaccination with Suivac A and PA KP-40 (experiment a). In this experiment 22 piglets were treated with Suivac A and/or PA KP-40. 8 weeks after vaccination pigletswere chalenged with virulent NIA 3 strain of pseudorabies virus. The analysis of body weight...
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