ZAGORCHEV, L., M. DIMITROVA, M. ODJAKOVA, D. TEOFANOVA and P. HRISTOV, 2013. Electrophoretic characterization of milk proteins from Bulgarian Rhodopean cattle. Bulg. J. Agric. Sci., Supplement 2, 19: 197–200 αs1-casein, κ-casein and β-lactoglobulin show comparatively the highest polymorphism among the bovine milk proteins. Therefore, they have been extensively investigated in respect to identif...