lactobacillus rhamnosus bacteria mascot style with an okay gesture finger

acidophilus agree approval approved bacteria bacterial bacterium biological biology bulgaricus cartoon character cryspatus cute deal delbrueckii dietary emoticon emotion engineering expression fermentation fine funny good hand happiness happy illustration lactobacillus mascot medicine microbe microbiological microbiology microorganism middling okay pharmacological pharmacology positive reuteri science scientific smile subspecies vectro