title: Letter by Kielstein et al regarding article, "High-dose allopurinol improves endothelial function by profoundly reducing vascular oxidative stress and not by lowering uric acid".
authors.forename: Jan T
authors.initials: JT
authors.lastname: Kielstein
authors.forename: Alexander
authors.initials: A
authors.lastname: Woywodt
authors.forename: Shelley R
authors.initials: SR
authors.lastname: Salpeter
mesh_terms: D000493:Allopurinol / Q000008:administration & dosage / Q000009:adverse effects*; D005919:Glomerular Filtration Rate; D006333:Heart Failure / Q000150:complications / Q000188:drug therapy* / Q000503:physiopathology; D006801:Humans; D007668:Kidney / Q000187:drug effects / Q000503:physiopathology*; D007674:Kidney Diseases / Q000139:chemically induced* / Q000150:complications / Q000517:prevention & control; D018384:Oxidative Stress; D010117:Oxypurinol / Q000378:metabolism*; D014527:Uric Acid / Q000378:metabolism
chemical_list: D014527:Uric Acid; D000493:Allopurinol; D010117:Oxypurinol