Ключевые слова: 3d, antibiotic, attack, bacillus, background, bacteria, bacterial, bacteriology, bifidobacterium, biotechnology, bowel, cell, closeup, digestive, disease, epidemic, escherichia, flora, germ, gut, health, human, illness, illustration, immune, infection, lactobacillus, legionella, macro, medical, medicine, micro, microbe, microflora, microscope, microscopic, molecule, mycobacterium, nosocomial, pathogen, pathology, probiotic, research, salmonella, science, scientific, shigella, staphylococcus, stomach, system,