smiling pseudomonas aeruginosa cartoon character having a green gift box

aeruginoaattack award bacillu bacteria bacteriemia bacterium benefit biological biology birthday bonus box bugs cartoon cells character cute disease emoticon emotion expression funny gift giveaway giving happy human illness macro mascot medical medicine micro microbe microbiology microorganisms microscope microscopic nosocomial pseudomonas reward ribbon science scientific sick smile souvenir valentine virus zygot