title: A methodical pitfall: saturable binding of digitoxin to glass-fibre filters.
mesh_terms: D000818:Animals; D001665:Binding Sites; D004074:Digitoxin / Q000378:metabolism*; D005374:Filtration; D005898:Glass; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009206:Myocardium / Q000378:metabolism; D010042:Ouabain / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D010042:Ouabain; D004074:Digitoxin