CTSC and mastitis: In strains associated with clinical mastitis, the ebpS (83.8%), atl (83.8%), sasF (83.8%), sasH (77.5%), rbf (56.3%), tcaR (56.3%), sarA (56.3%), sigB (56.3%), pls (55.0%), sasA (47.5%), pls (37.5%) and sasC (30.0%) genes were most frequently detected.