- Metabolite
- HMDB0004400 (5-Acetylamino-6-amino-3-methyluracil)
- Biospecimen
- Urine
- Status
- Detected and Quantified
- Data source
- Referenced
- Concentration
- 5.06 +/- 0.13 umol/mmol creatinine
- Age
- Adult (>18 years old)
- Sex
- Both
- Condition
- Normal
Comments
Healthy volunteers were given a 2.5 mg / kg dose of caffeine as a cup of coffee (Nescafe Gold) after a 1-day xanthine-free diet. Spot urine samples were collected 8 h after the caffeine intake.
References
- Nyeki A, Biollaz J, Kesselring UW, Decosterd LA: Extractionless method for the simultaneous high-performance liquid chromatographic determination of urinary caffeine metabolites for N-acetyltransferase 2, cytochrome P450 1A2 and xanthine oxidase activity assessment. J Chromatogr B Biomed Sci Appl. 2001 May 5;755(1-2):73-84. [PubMed:11393735 ]