Ts. Koynarski, L. Sotirov Abstract. The aim of the investigation was to determine the influence of the C3 component of the complement system on the levels of blood serum lysozyme and the alternative pathway of complement activity (APCA) in sheep. The experiment was carried out with sh

L. Sotirov, Ts. Koynarski, V. Semerdjiev, D. Dimov, S. Laleva, P. Slavova, M. Iliev, D. Yarkov Abstract. To determine the effect of sheep breed upon blood serum lysozyme and complement activities, 432 blood samples were collected from the following sheep breeds: Mouton Charollais, Ile

The studies were performed in 2008 on 308 sheep at the age of 2-4 years. Sheep from the following breeds were used: Karakachan, Tsigay, Replyan, Panagyurishte, Copper-red Shoumen, Karnobat, Pleven Blackhead, White Maritsa, Patch-faced Maritsa, Stara Zagora and Romanov. During the spri