title: Serum flavin levels and urinary excretion of riboflavin and riboflavin tetrabutyrate--a comparative evaluation.
mesh_terms: D000328:Adult; D002087:Butyrates / Q000378:metabolism; D004912:Erythrocytes / Q000032:analysis; D005182:Flavin-Adenine Dinucleotide / Q000097:blood; D005415:Flavins / Q000097:blood* / Q000652:urine; D006801:Humans; D012256:Riboflavin / Q000378:metabolism*
chemical_list: D002087:Butyrates; D005415:Flavins; D005182:Flavin-Adenine Dinucleotide; D012256:Riboflavin