CTSC and mastitis: In the mastitis related staphylococcal genomes analyzed (n = 478) the most prevalent genes associated with adhesion and biofilm formation were: ebpS (71.3%), atl (70.9%), sasF (70.7%), sasH (53.3%), araC (52.1%), tcaR (52.1%), sarA (52.1%), sigB (52.1%) pls (44.6%), sasA (37.2%) and sasC (30.8%) (Table 2, Fig. 2).