1. Department of Veterinary Hygiene and Public Health; School of Veterinary Medicine and Animal Sciences; UNESP - São Paulo State University; Botucatu Brazil
2. Department of Physiology and Toxicology; Institute of Experimental Biology, Faculty of Natural Sciences; Kazimierz Wielki University; Bydgoszcz Poland
3. Milk Testing Laboratory; Bydgoszcz Poland
4. Department of Preventive Veterinary Medicine; Federal University of Santa Maria-UFSM; Santa Maria Brazil