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Cited by 253

The DOI matches its Crossref record; 38 of the 38 references it cites were found in a registry or an index.

Effects of Pyridoxamine in Combined Phase 2 Studies of Patients with Type 1 and Type 2 Diabetes and Overt Nephropathy

Williams, Mark E., Bolton, W. Kline, Khalifah, Raja G., Degenhardt, Thorsten P., Schotzinger, Robert J., McGill, Janet B.·2007·American Journal of Nephrology

Abstract

Background/Aims: Treatments of diabetic nephropathy (DN) delay the onset of end-stage renal disease. We report the results of safety/tolerability studies in patients with overt nephropathy and type 1/type 2 diabetes treated with pyridoxamine, a broad inhibitor of advanced glycation. Methods: The two 24-week studies were multicenter Phase 2 trials in patients under standard-of-care. In PYR-206, patients were randomized 1:1 and had baseline serum creatinine (bSCr) ≤2.0 mg/dl. In PYR-205/207, randomization was 2:1 and bSCr was ≤2.0 for PYR-205 and ≧2.0 but ≤3.5 mg/dl for PYR-207. Treated patients (122 active, 90 placebo) received 50 mg pyridoxamine twice daily in PYR-206; PYR-205/207 patients were escalated to 250 mg twice daily. Results: Adverse events were balanced between the groups (p = NS). Slight imbalances, mainly in the PYR-205/207 groups, were noted in deaths (from diverse causes, p = NS) and serious adverse events (p = 0.05) that were attributed to pre-existing conditions. In a merged data set, pyridoxamine significantly reduced the change from baseline in serum creatinine (p < 0.03). In patients similar to the RENAAL/IDNT studies (bSCr ≧1.3 mg/dl, type 2 diabetes), a treatment effect was observed on the rise in serum creatinine (p = 0.007). No differences in urinary albumin excretion were seen. Urinary TGF-β1 also tended to decrease with pyridoxamine (p = 0.049) as did the CML and CEL AGEs. Conclusion: These data provide a foundation for further evaluation of this AGE inhibitor in DN.

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Metadata

Authors
Williams, M. E., Bolton, W. K., Khalifah, R. G., Degenhardt, T. P., Schotzinger, R. J., & McGill, J. B.
Venue
American Journal of Nephrology
Publisher
S. Karger AG
Published
2007
Volume
27
Issue
6
Pages
605-614
ISSN
  • 0250-8095 (ISSN-L)
  • 1421-9670
OpenAlex
W1990313130
Cited by
253
References
38
FWCI
9.05
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Effects of Pyridoxamine in Combined Phase 2 Studies of Patients with Type 1 and Type 2 Diabetes and Overt Nephropathy. https://app.cochat.ai/papers/10.1159/000108104
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Williams, M. E., Bolton, W. K., Khalifah, R. G., Degenhardt, T. P., Schotzinger, R. J., & McGill, J. B. (2007). Effects of Pyridoxamine in Combined Phase 2 Studies of Patients with Type 1 and Type 2 Diabetes and Overt Nephropathy. American Journal of Nephrology. https://doi.org/10.1159/000108104

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