staphylococcus aureus, pathogen. spherical, gram-positive bacteria. morphology. microbiology.

asporogenic aureate aureus bacilli bacteria bacterial bacteriology biological cell cells classification cocci coccus disease endospores fever firmicutes flat flora form gram illustration infection inflammatory infographic isolated magnifier malignant medicine microbe microbiology microscope microscopic morbific morphology nosogenic organism pathogen pathogenic pathology positive pyogenes scarlatina scarlet science shape spherical spore staphylococcus study type vector