U.S. Department of Health and Human Services
Ranganath Muniyappa

 Contact Info

Tel: 301-451-7702
Email: muniyapr@mail.nih.gov

 Select Experience

  • FellowshipState University of New York (SUNY)2001–2004
  • ResidencyWayne State University Program1998–2001
  • Ph.D.Wayne State University1999
  • M.D.Bangalore Medical College1991

 Related Links


    Ranganath Muniyappa, M.D., Ph.D.

    Senior Research Physician, Clinical Endocrinology SectionDiabetes, Endocrinology, and Obesity Branch
    Director, Inter-Institute Endocrinology Fellowship Program
    • Cell Biology/Cell Signaling
    • Clinical Research
    • Health Disparities


    A selection of recent and significant publications can be viewed below.

    Gounden V, El-Maouche D, Stolze BR, Muniyappa R, Soldin SJ. LC-MS/MS Detection of Increased Androstenedione Levels in Patients Receiving Danazol Therapy. Ther Drug Monit. 2014 May 9; 36 (2014 May 9; 6; 36):828-9. [Full Text/Abstract]
    Muniyappa R, Sowers JR. Glycogen synthase kinase-3β and cathepsin B in diabetic endothelial progenitor cell dysfunction: an old player finds a new partner. Diabetes. 2014 Apr; 63 (4; 63; 2014 Apr):1194-7. [Full Text/Abstract]
    Muniyappa R, Brown RJ, Mari A, Joseph J, Warren MA, Cochran EK, Skarulis MC, Gorden P. Effects of Leptin Replacement Therapy on Pancreatic β-Cell Function in Patients With Lipodystrophy. Diabetes Care. 2014 Apr; 37 (37; 4; 2014 Apr):1101-7. [Full Text/Abstract]
    Muniyappa R, Yavuz S. Metabolic actions of angiotensin II and insulin: A microvascular endothelial balancing act. Mol Cell Endocrinol. 2013 Sep 25; 378 (378; 1-2; 2013 Sep 25):59-69. [Full Text/Abstract]
    Muniyappa R, Sachdev V, Sidenko S, Ricks M, Castillo DC, Courville AB, Sumner AE. Postprandial endothelial function does not differ in women by race: an insulin resistance paradox?. Am J Physiol Endocrinol Metab. 2012 Jan 15; 302 (2012 Jan 15; 2; 302):E218-25. [Full Text/Abstract]
    Rizza S, Muniyappa R, Iantorno M, Kim JA, Chen H, Pullikotil P, Senese N, Tesauro M, Lauro D, Cardillo C, Quon MJ. Citrus polyphenol hesperidin stimulates production of nitric oxide in endothelial cells while improving endothelial function and reducing inflammatory markers in patients with metabolic syndrome. J Clin Endocrinol Metab. 2011 May; 96 (5; 96; 2011 May):E782-92. [Full Text/Abstract]
    Muniyappa R, Irving BA, Unni US, Briggs WM, Nair KS, Quon MJ, Kurpad AV. Limited predictive ability of surrogate indices of insulin sensitivity/resistance in Asian-Indian men. Am J Physiol Endocrinol Metab. 2010 Dec; 299 (6; 299; 2010 Dec):E1106-12. [Full Text/Abstract]
    Muniyappa R, Hall G, Kolodziej TL, Karne RJ, Crandon SK, Quon MJ. Cocoa consumption for 2 wk enhances insulin-mediated vasodilatation without improving blood pressure or insulin resistance in essential hypertension. Am J Clin Nutr. 2008 Dec; 88 (2008 Dec; 6; 88):1685-96. [Full Text/Abstract]
    Muniyappa R, Montagnani M, Koh KK, Quon MJ. Cardiovascular actions of insulin. Endocr Rev. 2007 Aug; 28 (2007 Aug; 28; 5):463-91. [Full Text/Abstract]