police officer mascot of azorhizobium caulinodans wearing a hat

agent anthracis azorhizobium bacilli bacillus bacteria bacterial bacterium cartoon caulinodans character cholera cocci collection cop copper cute detective disease emoticon emotion endospores expression food funny gonorrhea guard happy helicobacter human illustration infection mascot meningitis microbe peritonitis pneumonia poisoning police policeman profession protect salmonella salmonellosis smile streptococci typhi vector