title: Middle-sized ninhydrin-positive molecules in uraemic patients treated by repeated haemodialysis. I. Preliminary characteristics.
mesh_terms: D002850:Chromatography, Gel; D004586:Electrophoresis; D006801:Humans; D007202:Indicators and Reagents; D007676:Kidney Failure, Chronic / Q000097:blood / Q000150:complications; D008970:Molecular Weight; D006435:Renal Dialysis; D013053:Spectrophotometry; D014511:Uremia / Q000097:blood* / Q000150:complications / Q000628:therapy
chemical_list: D007202:Indicators and Reagents