Identification of two new metabolites of caffeine in the rat urine.
D000481:Allantoin / Q000652:urine; D000818:Animals; D001711:Biotransformation; D002110:Caffeine / Q000378:metabolism* / Q000652:urine; D002855:Chromatography, Thin Layer; D006827:Hydantoins / Q000652:urine; D013058:Mass Spectrometry; D051381:Rats; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet; D014527:Uric Acid / Q000652:urine
D006827:Hydantoins; D014527:Uric Acid; D000481:Allantoin; D002110:Caffeine