title: Microbial ecology of the gastrointestinal tract.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial; D001419:Bacteria / Q000254:growth & development* / Q000378:metabolism; D001647:Bile Acids and Salts; D004032:Diet; D004463:Ecology; D005227:Fatty Acids / Q000378:metabolism; D005243:Feces / Q000382:microbiology; D005285:Fermentation; D006801:Humans; D007223:Infant; D007420:Intestine, Large / Q000382:microbiology*; D007421:Intestine, Small / Q000382:microbiology*; D008322:Mammals / Q000382:microbiology*; D008828:Microbiological Techniques; D009077:Mucins / Q000378:metabolism; D010528:Peristalsis; D010587:Phagocytosis; D013270:Stomach / Q000382:microbiology*; D013696:Temperature; D015003:Yeasts / Q000254:growth & development* / Q000378:metabolism
chemical_list: D000942:Antigens, Bacterial; D001647:Bile Acids and Salts; D005227:Fatty Acids; D009077:Mucins