Assay of urinary prophyrins. Evaluation of extraction methods and choice of instrumentation.
D000328:Adult; D002845:Chromatography; D005470:Fluorometry; D006801:Humans; D006863:Hydrogen-Ion Concentration; D066298:In Vitro Techniques; D007202:Indicators and Reagents; D011166:Porphyrins / Q000652:urine*; D013053:Spectrophotometry
D007202:Indicators and Reagents; D011166:Porphyrins