title: THE USE OF AN AIR-DRIVEN ULTRACENTRIFUGE FOR THE STUDY OF SOLUBLE NITROGENOUS SUBSTANCES IN BRAIN AND LIVER TISSUE.
mesh_terms: D000577:Amides; D000641:Ammonia; D001921:Brain; D001923:Brain Chemistry; D002623:Chemistry Techniques, Analytical; D004864:Equipment and Supplies; D008099:Liver; D008110:Liver Extracts; D009584:Nitrogen; D012106:Research; D014461:Ultracentrifugation
chemical_list: D000577:Amides; D008110:Liver Extracts; D000641:Ammonia; D009584:Nitrogen
keywords: AMIDES; AMMONIA; BRAIN CHEMISTRY; CHEMISTRY, ANALYTICAL; EQUIPMENT AND SUPPLIES; EXPERIMENTAL LAB STUDY; LIVER EXTRACTS; ULTRACENTRIFUGATION