a picture of grinning lactobacillus rhamnosus bacteria cartoon concept

acidophilus bacteria bacterial bacterium beam biological biology bulgaricus cartoon character cryspatus cute delbrueckii dietary emoticon emotion engineering expression fermentation funny grin grinning happiness happy illustration joyful lactobacillus laugh mascot medicine microbe microbiological microbiology microorganism mug nutrition pharmacological pharmacology positive reuteri science scientific shine smile smirk sneer subspecies vectro zygot