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Arnold Sipos, MD, PhD
Assistant Professor of Research Medicine
HMR 711 Health Sciences Campus Los Angeles
+1 323 442 2050


Dr. Sipos earned his medical degree from Semmelweis University School of Medicine. He then completed his PhD in Pathophysiology. Prior to joining the Division of Pulmonary, Critical Care and Sleep Medicine as an Assistant Professor, Dr. Sipos served as a Postdoctoral Research Associate for the Department of Medicine.


Amgen: Postdoctoral Excellence in Renal Research Award, 2008

American Heart Association: Postdoctoral Fellowship, 2007-2009

Experimental Biology Travel Grant

Semmelweis University Research Council: Scientific Merit, 2004

European Physiological Societies : Travel Grant, 2003

Semmelweis University Research Council: Research Grant, 2003

Semmelweis University: Scientific Award for Medical Students, 2003

Hungary: National Scientific Award for Medical Students, 2003

Semmelweis University: Scientific Award for Medical Students, 2002

Semmelweis University: Scientific Award for Medical Students, 2001


Knockout mice reveal key roles for claudin 18 in alveolar barrier properties and fluid homeostasis. Am J Respir Cell Mol Biol. 2014 Aug; 51(2):210-22. View in: PubMed

Nanoparticle translocation across mouse alveolar epithelial cell monolayers: species-specific mechanisms. Nanomedicine. 2013 Aug; 9(6):786-94. View in: PubMed

Olfactory receptor responding to gut microbiota-derived signals plays a role in renin secretion and blood pressure regulation. Proc Natl Acad Sci U S A. 2013 Mar 12; 110(11):4410-5. View in: PubMed

A novel dual-color reporter for identifying insulin-producing Beta- cells and classifying heterogeneity of insulinoma cell lines. PLoS One. 2012; 7(4):e35521. View in: PubMed

Nanomaterial interactions with and trafficking across the lung alveolar epithelial barrier: implications for health effects of air-pollution particles. Air Qual Atmos Health. 2011 Mar 1; 4(1):65-78. View in: PubMed

Translocation of PEGylated quantum dots across rat alveolar epithelial cell monolayers. Int J Nanomedicine. 2011; 6:2849-57. View in: PubMed

Direct demonstration of tubular fluid flow sensing by macula densa cells. Am J Physiol Renal Physiol. 2010 Nov; 299(5):F1087-93. View in: PubMed

A high-powered view of the filtration barrier. J Am Soc Nephrol. 2010 Nov; 21(11):1835-41. View in: PubMed

Loss of renal microvascular integrity in postnatal Crim1 hypomorphic transgenic mice. Kidney Int. 2009 Dec; 76(11):1161-71. View in: PubMed

Connexin 30 deficiency impairs renal tubular ATP release and pressure natriuresis. J Am Soc Nephrol. 2009 Aug; 20(8):1724-32. View in: PubMed

Multiphoton imaging of renal regulatory mechanisms. Physiology (Bethesda). 2009 Apr; 24:88-96. View in: PubMed

Connexin45 is expressed in the juxtaglomerular apparatus and is involved in the regulation of renin secretion and blood pressure. Am J Physiol Regul Integr Comp Physiol. 2008 Aug; 295(2):R371-80. View in: PubMed

Succinate receptor GPR91 provides a direct link between high glucose levels and renin release in murine and rabbit kidney. J Clin Invest. 2008 Jul; 118(7):2526-34. View in: PubMed

The collecting duct is the major source of prorenin in diabetes. Hypertension. 2008 Jun; 51(6):1597-604. View in: PubMed

From in vitro to in vivo: imaging from the single cell to the whole organism. Curr Protoc Cytom. 2008 Apr; Chapter 12:Unit 12. 12. View in: PubMed

Evidence for restriction of fluid and solute movement across the glomerular capillary wall by the subpodocyte space. Am J Physiol Renal Physiol. 2007 Dec; 293(6):F1777-86. View in: PubMed

Advances in renal (patho)physiology using multiphoton microscopy. Kidney Int. 2007 Nov; 72(10):1188-91. View in: PubMed

Fluid flow in the juxtaglomerular interstitium visualized in vivo. Am J Physiol Renal Physiol. 2006 Dec; 291(6):F1241-7. View in: PubMed

Imaging the renin-angiotensin system: an important target of anti-hypertensive therapy. Adv Drug Deliv Rev. 2006 Sep 15; 58(7):824-33. View in: PubMed

Quantitative imaging of basic functions in renal (patho)physiology. Am J Physiol Renal Physiol. 2006 Aug; 291(2):F495-502. View in: PubMed

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