title: Introduction to metabolic activities of intestinal bacteria.
mesh_terms: D000641:Ammonia / Q000378:metabolism*; D000693:Anaerobiosis; D000818:Animals; D001419:Bacteria / Q000378:metabolism*; D002432:Cecum / Q000382:microbiology; D004064:Digestive System / Q000382:microbiology*; D004463:Ecology; D005285:Fermentation; D005856:Germ-Free Life; D006089:Gram-Negative Anaerobic Bacteria / Q000378:metabolism; D006801:Humans; D007420:Intestine, Large / Q000382:microbiology; D012417:Rumen / Q000382:microbiology; D013045:Species Specificity; D014510:Urease / Q000378:metabolism*
chemical_list: D000641:Ammonia; D014510:Urease