title: Selective inhibition of xanthine oxidase by 3-hydroxy-1-nitrophenyl-1H-pyrazolo(4,3-c)pyridines.
mesh_terms: D000241:Adenosine; D000493:Allopurinol / Q000138:chemical synthesis / Q000494:pharmacology*; D000619:Aminohydrolases / Q000378:metabolism; D000818:Animals; D006147:Guanine; D006151:Guanosine; D008099:Liver / Q000187:drug effects / Q000201:enzymology; D009539:Nicotinic Acids / Q000138:chemical synthesis; D009596:Nitrophenols / Q000138:chemical synthesis / Q000494:pharmacology; D011485:Protein Binding / Q000187:drug effects; D051381:Rats; D013057:Spectrum Analysis; D013329:Structure-Activity Relationship; D014466:Ultraviolet Rays; D014969:Xanthine Oxidase / Q000037:antagonists & inhibitors*
chemical_list: D009539:Nicotinic Acids; D009596:Nitrophenols; D006151:Guanosine; D006147:Guanine; D000493:Allopurinol; D014969:Xanthine Oxidase; D000619:Aminohydrolases; D000241:Adenosine