salmonella enterica cartoon character style with mysterious silent gesture

bacillus bacteria bacterial bacteriology bacterium biological biology cartoon character coloured cute emoticon emotion enterica expression falsecoloured flagella flagellum foodborne funny gastroenteritis gramnegative happy hushed illustration mascot microbe microbiological microbiology microorganisms mum mute pathogen pathogenic poisoning quiet reticent rod salmonella salmonellosis secret sensitive serovar silenced silent smile typhimurium vector