title: [PRESENCE OF FREE AND COMBINED BETA-GUANIDOISOBUTYRIC ACID IN MARINE WORMS].
mesh_terms: D000818:Animals; D002087:Butyrates; D002623:Chemistry Techniques, Analytical; D019791:Guanidine; D006146:Guanidines; D006376:Helminths; D008279:Magnetic Resonance Imaging; D009682:Magnetic Resonance Spectroscopy; D012106:Research
chemical_list: D002087:Butyrates; D006146:Guanidines; D019791:Guanidine
keywords: BUTYRATES; CHEMISTRY, ANALYTICAL; EXPERIMENTAL LAB STUDY; GUANIDINES; HELMINTHS; NUCLEAR MAGNETIC RESONANCE
vernacular_title: PR'ESENCE DE L'ACIDE BETA-GUANIDOISOBUTYRIQUE LIBRE ET COMBIN'E CHEZ DES VERS MARINS.