V. Marutsova* Department of Internal Diseases, Faculty of Veterinary Medicine, Trakia University, 6000 Stara Zagora, Bulgaria (Manuscript received 29 November 2022; accepted for publication 22 May 2023) Abstract. The purpose of the present study was to establish the biochemical and pa

R. Binev1*, V. Marutsova1, V. Radev2 1Department of Internal Diseases, Faculty of Veterinary Medicine, Trakia University, 6000 Stara Zagora, Bulgaria 2Department of Animal Morphology, Physiology and Nutrition, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria Abst