title: Utility of trace trifluoroacetic acid to enhance the quality of proton NMR spectra of xenobiotic metabolites.
authors.affiliation: Department of Drug Metabolism and Pharmacokinetics, SmithKline Beecham Pharmaceuticals, King of Prussia, PA 19406, USA.
authors.forename: G Y
authors.initials: GY
authors.lastname: Kuo
authors.forename: D M
authors.initials: DM
authors.lastname: Dulik
mesh_terms: D058891:5-alpha Reductase Inhibitors; D000730:Androstadienes / Q000494:pharmacology; D000818:Animals; D001646:Bile / Q000187:drug effects / Q000378:metabolism; D004791:Enzyme Inhibitors / Q000494:pharmacology; D005965:Glucuronates / Q000032:analysis / Q000378:metabolism; D009682:Magnetic Resonance Spectroscopy; D011522:Protons; D051381:Rats; D017207:Rats, Sprague-Dawley; D014269:Trifluoroacetic Acid / Q000737:chemistry*; D015262:Xenobiotics / Q000378:metabolism*
chemical_list: D058891:5-alpha Reductase Inhibitors; D000730:Androstadienes; D004791:Enzyme Inhibitors; D005965:Glucuronates; D011522:Protons; D015262:Xenobiotics; C072547:epristeride; D014269:Trifluoroacetic Acid