cartoon character of salmonella enterica clever student studying with a laptop

bacillus bacteria bacterial bacteriology bacterium biological biology cartoon cell character computer cute digital division electronic emoticon emotion enterobacteria enterobacterium enterotoxins expression flagellum funny gadget happy illustration laptop mascot medicine microbe microbial microbiological microbiology microorganism notebook pathogen pathogenic pathological pathology poisoning robotic salmonella salmonellosis smile technology transmission vector