Recurrent IgA nephropathy in the renal allograft: not a benign condition.

membrane permeability on survival of hemodialysis patients. J Am Soc Nephrol 2009; 20: 645–654 21. Santoro A, Mancini E, Bolzani R et al. The effect of on-line highflux hemofiltration versus low-flux hemodialysis on mortality in chronic kidney failure: a small randomized controlled trial. Am J Kidney Dis 2008; 52: 507–518 22. Gutzwiller JP, Schneditz D, Huber AR et al. Increasing blood flow increases kt/V(urea) and potassium removal but fails to improve phosphate removal. Clin Nephrol 2003; 59: 130–136 23. Bleyer AJ, Hartman J, Brannon PC et al. Characteristics of sudden death in hemodialysis patients. Kidney Int 2006; 69: 2268–2273 24. Eloot S, Torremans A, De Smet R et al. Kinetic behavior of urea is different from that of other water-soluble compounds: the case of the guanidino compounds. Kidney Int 2005; 67: 1566–1575 25. Jourde-Chiche N, Dou L, Cerini C et al. Protein-bound toxins— update 2009. Semin Dial 2009; 22: 334–339 26. Barreto FC, Barreto DV, Liabeuf S et al. Serum indoxyl sulfate is associated with vascular disease and mortality in chronic kidney disease patients. Clin J Am Soc Nephrol 2009; 4: 1551–1558 27. Liabeuf S, Barreto DV, Barreto FC et al. Free p-cresylsulphate is a predictor of mortality in patients at different stages of chronic kidney disease. Nephrol Dial Transplant 2010; 25: 1183–1191 28. Sirich TL, Luo FJ, Plummer NS et al. Selectively increasing the clearance of protein-bound uremic solutes. Nephrol Dial Transplant 2012; 27: 1574–1579 29. De Smet R, Dhondt A, Eloot S et al. Effect of the super-flux cellulose triacetate dialyser membrane on the removal of nonprotein-bound and protein-bound uraemic solutes. Nephrol Dial Transplant 2007; 22: 2006–2012