Helmy Siragy

Siragy, Helmy M.

Primary Appointment

Professor, Medicine: Endocrinology and Metabolism


  • Fellowship, Endocrinology & Hypertension, The University of Texas Health Science Center at San Antonio
  • Fellowship, Endocrinology & Hypertension, University of Virginia
  • MD, , Tanta University
  • Residency, Internal Medicine, University of Texas, Galveston

Contact Information

PO Box 801409
Telephone: 434-924-5629
Fax: 434-924-1284

Research Disciplines

Cardiovascular Biology, Physiology, Translational Science

Research Interests

Endocrine hypertension, angiotensin receptors, renal paracrine hormones

Research Description

An international expert on subjects related to hypertension, Dr. Siragy was the first to discover that stimulation of angiotensin AT2 receptor leads to generation of nitric oxide. Siragy has authored more than 250 medical journal articles and abstracts, and numerous medical textbook chapters, including a chapter on the kidney and the renin angiotensin system in the Braunwald Atlas of Heart Diseases; a chapter on angiotensin and diabetic nephropathy in Harrison's on-line textbook of Medicine; and a chapter on the angiotensin receptor in Hypertension: A Companion to Brenner. Dr Siragy's primary research interests are in the areas of the renin-angiotensin system, cardiac ischemia, diabetic nephropathy and (Pro)Renin receptor.

Selected Publications