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Gut lumen. Enterocytes, or intestinal absorptive cells. Small intestine. Columnar epithelial cells
Antimicrobial properties of lactobacilli. Medical illustration of normal vaginal microflora
Chemical elements produced by lactobacillus, vector medical illustration. Diagram of bioactive composition of bacteria, peroxide, lactic acid, succinic acid, bacteriocins and other elements
General mechanism of probiotic action, including competitive exclusion, inhibition of pathogens, nutrient competition, quorum sensing interference, and immunity enhancement.