3d rendering of the intestinal epithelium cells

intestine epithelium lumen large villus stomach colon biology small science organic microbiome mucosa pattern intestinal tract infection digestive system biological cell human closeup three dimensional microvillus abdomen magnification internal organ structure pink color cancer anatomy body inside medical condition healthcare medicine bowel microvilli gut belly surface scientific lining epithelial villi digestion microscopy wall intestines cells gastrointestinal gastric microscopic absorption absorptive 3d close anatomical rendering health