摘要:The extracellular proteases of Staphylococcus intermedius were separated on native polyacrylamide gels and characterised by relative mobility using zymograms showing caseinolysis. No clear differences between isolates from cases of canine pyoderma and healthy carriers were demonstrated.Keywords: Staphylococcus intermedius; Staphylococci; Canine pyoderma; Virulence; Protease.