Associate Professor
Chief, Division of Pediatric Nephrology
+1 415 476-3805
+1 415 476-9976

Biography

My research focus is to understand the molecular mechanisms of regulation of phosphorus and vitamin D metabolism in the setting of chronic kidney disease.

Publications

Portale AA, Wolf MS, Messinger S, Perwad F, Jüppner H, Warady BA, Furth SL, Salusky IB. Fibroblast Growth Factor 23 and Risk of CKD Progression in Children. Clin J Am Soc Nephrol. 2016 Nov 07; 11(11):1989-1998.
Portale AA, Zhang MY, David V, Martin A, Jiao Y, Gu W, Perwad F. Characterization of FGF23-Dependent Egr-1 Cistrome in the Mouse Renal Proximal Tubule. PLoS One. 2015; 10(11):e0142924.
Chanakul A, Zhang MY, Louw A, Armbrecht HJ, Miller WL, Portale AA, Perwad F. FGF-23 regulates CYP27B1 transcription in the kidney and in extra-renal tissues. PLoS One. 2013; 8(9):e72816.
Zhang MY, Ranch D, Pereira RC, Armbrecht HJ, Portale AA, Perwad F. Chronic inhibition of ERK1/2 signaling improves disordered bone and mineral metabolism in hypophosphatemic (Hyp) mice. Endocrinology. 2012 Apr; 153(4):1806-16.
Perwad F, Portale AA. Vitamin D metabolism in the kidney: regulation by phosphorus and fibroblast growth factor 23. Mol Cell Endocrinol. 2011 Dec 05; 347(1-2):17-24.
Ranch D, Zhang MY, Portale AA, Perwad F. Fibroblast growth factor 23 regulates renal 1,25-dihydroxyvitamin D and phosphate metabolism via the MAP kinase signaling pathway in Hyp mice. J Bone Miner Res. 2011 Aug; 26(8):1883-90.
Perwad F, Zhang MY, Tenenhouse HS, Portale AA. Fibroblast growth factor 23 impairs phosphorus and vitamin D metabolism in vivo and suppresses 25-hydroxyvitamin D-1alpha-hydroxylase expression in vitro. Am J Physiol Renal Physiol. 2007 Nov; 293(5):F1577-83.
Kim CJ, Kaplan LE, Perwad F, Huang N, Sharma A, Choi Y, Miller WL, Portale AA. Vitamin D 1alpha-hydroxylase gene mutations in patients with 1alpha-hydroxylase deficiency. J Clin Endocrinol Metab. 2007 Aug; 92(8):3177-82.
Perwad F, Azam N, Zhang MY, Yamashita T, Tenenhouse HS, Portale AA. Dietary and serum phosphorus regulate fibroblast growth factor 23 expression and 1,25-dihydroxyvitamin D metabolism in mice. Endocrinology. 2005 Dec; 146(12):5358-64.