microvilli surface of digestive system, intestinal villi with bacteria and viruses. microscopic villi, h. pylori

microbe intestine pylori microvilli villi render anatomy bacteria bacterial bacterium bowel campylobacter pyloridis cancer colon digestion digestive system duodenum epithelial epithelium filament flagella gastric gastrointestinal gut helical helicobacter ileum intestinal lining lumen medical micro-organisms microbiology mirovillus mucosa myosin nutrients nutrition parasite proteobacteria stomach tissue villus