title: The proteinase inhibitor phenylmethylsulfonyl fluoride protects xanthine transport in Schizosaccharomyces pombe against inactivation by ammonium ions.
mesh_terms: D000645:Ammonium Sulfate / Q000494:pharmacology*; D001203:Ascomycota / Q000378:metabolism*; D001692:Biological Transport / Q000187:drug effects; D003513:Cycloheximide / Q000494:pharmacology; D005947:Glucose / Q000494:pharmacology; D007700:Kinetics; D010664:Phenylmethylsulfonyl Fluoride / Q000494:pharmacology*; D011480:Protease Inhibitors; D012568:Schizosaccharomyces / Q000187:drug effects / Q000378:metabolism*; D013450:Sulfones / Q000494:pharmacology*; D014970:Xanthines / Q000378:metabolism*
chemical_list: D011480:Protease Inhibitors; D013450:Sulfones; D014970:Xanthines; D010664:Phenylmethylsulfonyl Fluoride; D003513:Cycloheximide; D005947:Glucose; D000645:Ammonium Sulfate