title: Catalase negative Staphylococcus aureus.
mesh_terms: D000368:Aged; D002374:Catalase / Q000378:metabolism*; D006801:Humans; D008297:Male; D010304:Paronychia / Q000382:microbiology; D013211:Staphylococcus aureus / Q000201:enzymology*
chemical_list: D002374:Catalase