Meat Hygiene, Meat Chemistry, Food Microbiology, Meat Microbiology, Parasitic Diseases, Viral Diseases, Fungal Diseases, Bacterial Diseases, Meat Inspection, Mycotoxins residues in meat, Food analysis, Food and Food Inspection; Virus pathogenicity: in-vitro and in vivo analysis; Statistical analysis: ANOVA, T test, Chi square, Regression, Correlation and Fisher exact test.