1. Indoxyl sulfate, a circulating uremic toxin, stimulates the progression of glomerular sclerosis;Niwa;J. Lab. Clin. Med.,1994
2. T. Niwa, M. Ise, T. Miyazaki, Progression of glomerular sclerosis in experimental uremic rats by administration of indole, a precursor of indoxyl sulfate. Am. J. Nephrol. 14 (199) 4207–4212.
3. Indoxyl sulfate increases the gene expressions of TGF-β1, TIMP-1 and pro α1 (I) collagen in kidneys of uremic rats;Miyazaki;Kidney Int.,1997
4. The protein metabolite hypothesis, a model for the progression of renal failure: An oral sorbent lowers indoxyl sulfate levels in undialyzed uremic patients;Niwa;Kidney Int.,1997
5. Oral adsorbent AST-120 ameliorates interstitial fibrosis and transforming growth factor-β1 expression in spontaneously diabetic (OLETF) rats;Aoyama;Am. J. Nephrol.,2000