title: Ammonia results increased by bacteria in aca needle tubing.
mesh_terms: D000641:Ammonia / Q000097:blood*; D001322:Autoanalysis / Q000295:instrumentation*; D001419:Bacteria / Q000201:enzymology*; D004866:Equipment Contamination; D006801:Humans; D014510:Urease / Q000378:metabolism
chemical_list: D000641:Ammonia; D014510:Urease