title: Tritiation of commercial heparins by reaction with NaB3H4: chemical analysis and biological properties of the product.
mesh_terms: D001894:Borohydrides / Q000494:pharmacology*; D002846:Chromatography, Affinity; D002850:Chromatography, Gel; D006493:Heparin / Q000378:metabolism*; D007553:Isotope Labeling; D014316:Tritium
chemical_list: D001894:Borohydrides; D014316:Tritium; D006493:Heparin