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Robert Raffai, PhD

TitleAssociate Professor
SchoolUCSF School of Medicine
DepartmentSurgery
Address4150 Clement St
San Francisco CA 94121
Phone415-221-4810 ext. 22451
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    Collapse Research 
    Collapse Research Activities and Funding
    Hyperglycemia and MicroRNA Dysregulation of Inflammation in Atherosclerosis
    NIH/NHLBI R01HL133575Jun 1, 2016 - Mar 31, 2020
    Role: Principal Investigator
    Does Diabetic Hyperglycemia Regulate Atherosclerosis Progression and Regression?
    VA I01BX000532Oct 1, 2009 - Jun 30, 2014
    Role: Principal Investigator
    Role of apolipoprotein E4 in the progression and regression of atherosclerosis
    NIH/NHLBI R01HL089871Sep 26, 2007 - Jun 30, 2014
    Role: Principal Investigator

    Collapse ORNG Applications 
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    Collapse Featured Publications

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Li K, Rodosthenous RS, Kashanchi F, Gingeras T, Gould SJ, Kuo LS, Kurre P, Lee H, Leonard JN, Liu H, Lombo TB, Momma S, Nolan JP, Ochocinska MJ, Pegtel DM, Sadovsky Y, Sánchez-Madrid F, Valdes KM, Vickers KC, Weaver AM, Witwer KW, Zeng Y, Das S, Raffai RL, Howcroft TK. Advances, challenges, and opportunities in extracellular RNA biology: insights from the NIH exRNA Strategic Workshop. JCI Insight. 2018 Apr 05; 3(7). PMID: 29618663.
      View in: PubMed
    2. Li K, Wong DK, Luk FS, Kim RY, Raffai RL. Isolation of Plasma Lipoproteins as a Source of Extracellular RNA. Methods Mol Biol. 2018; 1740:139-153. PMID: 29388141.
      View in: PubMed
    3. Li K, Wong DK, Hong KY, Raffai RL. Cushioned-Density Gradient Ultracentrifugation (C-DGUC): A Refined and High Performance Method for the Isolation, Characterization, and Use of Exosomes. Methods Mol Biol. 2018; 1740:69-83. PMID: 29388137.
      View in: PubMed
    4. Baligand C, Qin H, True-Yasaki A, Gordon JW, von Morze C, Santos JD, Wilson DM, Raffai R, Cowley PM, Baker AJ, Kurhanewicz J, Lovett DH, Wang ZJ. Hyperpolarized 13 C magnetic resonance evaluation of renal ischemia reperfusion injury in a murine model. NMR Biomed. 2017 Oct; 30(10). PMID: 28708304.
      View in: PubMed
    5. Ceron CS, Baligand C, Joshi SK, Wanga S, Cowley PM, Walker JP, Song SH, Mahimkar R, Baker AJ, Raffai R, Wang ZJ, Lovett DH. An intracellular matrix metalloproteinase-2 isoform induces tubular regulated necrosis: implications for acute kidney injury. Am J Physiol Renal Physiol. 2017 Jun 01; 312(6):F1166-F1183. PMID: 28331061.
      View in: PubMed
    6. Cheung KH, Keerthikumar S, Roncaglia P, Subramanian SL, Roth ME, Samuel M, Anand S, Gangoda L, Gould S, Alexander R, Galas D, Gerstein MB, Hill AF, Kitchen RR, Lötvall J, Patel T, Procaccini DC, Quesenberry P, Rozowsky J, Raffai RL, Shypitsyna A, Su AI, Théry C, Vickers K, Wauben MH, Mathivanan S, Milosavljevic A, Laurent LC. Extending gene ontology in the context of extracellular RNA and vesicle communication. J Biomed Semantics. 2016; 7:19. PMID: 27076901; PMCID: PMC4830068.
    7. Tie G, Yan J, Messina JA, Raffai RL, Messina LM. Inhibition of p38 Mitogen-Activated Protein Kinase Enhances the Apoptosis Induced by Oxidized Low-Density Lipoprotein in Endothelial Progenitor Cells. J Vasc Res. 2015; 52(6):361-71. PMID: 27031525.
      View in: PubMed
    8. Luk FS, Kim RY, Li K, Ching D, Wong DK, Joshi SK, Imhof I, Honbo N, Hoover H, Zhu BQ, Lovett DH, Karliner JS, Raffai RL. Immunosuppression With FTY720 Reverses Cardiac Dysfunction in Hypomorphic ApoE Mice Deficient in SR-BI Expression That Survive Myocardial Infarction Caused by Coronary Atherosclerosis. J Cardiovasc Pharmacol. 2016 Jan; 67(1):47-56. PMID: 26322923; PMCID: PMC4703534 [Available on 01/01/17].
    9. Laurent LC, Abdel-Mageed AB, Adelson PD, Arango J, Balaj L, Breakefield X, Carlson E, Carter BS, Cavaller BM, Chen CC, Cocucci E, Danielson K, Courtright A, Das S, Abd Elmageed ZY, Enderle D, Ezrin A, Ferrer M, Freedman J, Galas D, Gandhi R, Huentelman MJ, Van Keuren-Jensen K, Kalani Y, Kim Y, Krichevsky AM, Lai C, Lal-Nag M, Laurent CD, Leonardo T, Li F, Malenica I, Mondal D, Nejad P, Patel T, Raffai RL, Rubio R, Skog J, Spetzler R, Sun J, Tanriverdi K, Vickers K, Wang L, Wang Y, Wei Z, Weiner HL, Wong D, Yan IK, Yeri A, Gould S. Meeting report: discussions and preliminary findings on extracellular RNA measurement methods from laboratories in the NIH Extracellular RNA Communication Consortium. J Extracell Vesicles. 2015; 4:26533. PMID: 26320937; PMCID: PMC4553263.
    10. Patton JG, Franklin JL, Weaver AM, Vickers K, Zhang B, Coffey RJ, Ansel KM, Blelloch R, Goga A, Huang B, L'Etoille N, Raffai RL, Lai CP, Krichevsky AM, Mateescu B, Greiner VJ, Hunter C, Voinnet O, McManus MT. Biogenesis, delivery, and function of extracellular RNA. J Extracell Vesicles. 2015; 4:27494. PMID: 26320939; PMCID: PMC4553266.
    11. Li K, Ching D, Luk FS, Raffai RL. Apolipoprotein E enhances microRNA-146a in monocytes and macrophages to suppress nuclear factor-?B-driven inflammation and atherosclerosis. Circ Res. 2015 Jun 19; 117(1):e1-e11. PMID: 25904598; PMCID: PMC4475484.
    12. Mattis AN, Song G, Hitchner K, Kim RY, Lee AY, Sharma AD, Malato Y, McManus MT, Esau CC, Koller E, Koliwad S, Lim LP, Maher JJ, Raffai RL, Willenbring H. A screen in mice uncovers repression of lipoprotein lipase by microRNA-29a as a mechanism for lipid distribution away from the liver. Hepatology. 2015 Jan; 61(1):141-52. PMID: 25131933; PMCID: PMC4465779.
    13. Wang G, Kim RY, Imhof I, Honbo N, Luk FS, Li K, Kumar N, Zhu BQ, Eberlé D, Ching D, Karliner JS, Raffai RL. The immunosuppressant FTY720 prolongs survival in a mouse model of diet-induced coronary atherosclerosis and myocardial infarction. J Cardiovasc Pharmacol. 2014 Feb; 63(2):132-143. PMID: 24508946; PMCID: PMC4574629.
    14. Gaudreault N, Kumar N, Olivas VR, Eberlé D, Stephens K, Raffai RL. Hyperglycemia impairs atherosclerosis regression in mice. Am J Pathol. 2013 Dec; 183(6):1981-1992. PMID: 24113453.
      View in: PubMed
    15. Lovett DH, Mahimkar R, Raffai RL, Cape L, Zhu BQ, Jin ZQ, Baker AJ, Karliner JS. N-terminal truncated intracellular matrix metalloproteinase-2 induces cardiomyocyte hypertrophy, inflammation and systolic heart failure. PLoS One. 2013; 8(7):e68154. PMID: 23874529; PMCID: PMC3712965.
    16. Eberlé D, Luk FS, Kim RY, Olivas VR, Kumar N, Posada JM, Li K, Gaudreault N, Rapp JH, Raffai RL. Inducible ApoE gene repair in hypomorphic ApoE mice deficient in the low-density lipoprotein receptor promotes atheroma stabilization with a human-like lipoprotein profile. Arterioscler Thromb Vasc Biol. 2013 Aug; 33(8):1759-67. PMID: 23788760; PMCID: PMC3811094.
    17. Raffai RL. Apolipoprotein E regulation of myeloid cell plasticity in atherosclerosis. Curr Opin Lipidol. 2012 Oct; 23(5):471-8. PMID: 22892903.
      View in: PubMed
    18. Gaudreault N, Kumar N, Olivas VR, Eberlé D, Rapp JH, Raffai RL. Macrophage-specific apoE gene repair reduces diet-induced hyperlipidemia and atherosclerosis in hypomorphic Apoe mice. PLoS One. 2012; 7(5):e35816. PMID: 22606237; PMCID: PMC3351426.
    19. Lovett DH, Mahimkar R, Raffai RL, Cape L, Maklashina E, Cecchini G, Karliner JS. A novel intracellular isoform of matrix metalloproteinase-2 induced by oxidative stress activates innate immunity. PLoS One. 2012; 7(4):e34177. PMID: 22509276; PMCID: PMC3317925.
    20. Eberlé D, Kim RY, Luk FS, de Mochel NS, Gaudreault N, Olivas VR, Kumar N, Posada JM, Birkeland AC, Rapp JH, Raffai RL. Apolipoprotein E4 domain interaction accelerates diet-induced atherosclerosis in hypomorphic Arg-61 apoe mice. Arterioscler Thromb Vasc Biol. 2012 May; 32(5):1116-23. PMID: 22441102; PMCID: PMC3346714.
    21. Gaudreault N, Kumar N, Posada JM, Stephens KB, Reyes de Mochel NS, Eberlé D, Olivas VR, Kim RY, Harms MJ, Johnson S, Messina LM, Rapp JH, Raffai RL. ApoE suppresses atherosclerosis by reducing lipid accumulation in circulating monocytes and the expression of inflammatory molecules on monocytes and vascular endothelium. Arterioscler Thromb Vasc Biol. 2012 Feb; 32(2):264-72. PMID: 22053073; PMCID: PMC3275345.
    22. Tie G, Yan J, Yang Y, Park BD, Messina JA, Raffai RL, Nowicki PT, Messina LM. Oxidized low-density lipoprotein induces apoptosis in endothelial progenitor cells by inactivating the phosphoinositide 3-kinase/Akt pathway. J Vasc Res. 2010; 47(6):519-30. PMID: 20431300; PMCID: PMC2945270.
    23. Tao R, Hoover HE, Honbo N, Kalinowski M, Alano CC, Karliner JS, Raffai R. High-density lipoprotein determines adult mouse cardiomyocyte fate after hypoxia-reoxygenation through lipoprotein-associated sphingosine 1-phosphate. Am J Physiol Heart Circ Physiol. 2010 Mar; 298(3):H1022-8. PMID: 20061542; PMCID: PMC2838562.
    24. Zhang S, Picard MH, Vasile E, Zhu Y, Raffai RL, Weisgraber KH, Krieger M. Diet-induced occlusive coronary atherosclerosis, myocardial infarction, cardiac dysfunction, and premature death in scavenger receptor class B type I-deficient, hypomorphic apolipoprotein ER61 mice. Circulation. 2005 Jun 28; 111(25):3457-64. PMID: 15967843.
      View in: PubMed
    25. Carpenter B, Lin Y, Stoll S, Raffai RL, McCuskey R, Wang R. VEGF is crucial for the hepatic vascular development required for lipoprotein uptake. Development. 2005 Jul; 132(14):3293-303. PMID: 15944181.
      View in: PubMed
    26. Raffai RL, Loeb SM, Weisgraber KH. Apolipoprotein E promotes the regression of atherosclerosis independently of lowering plasma cholesterol levels. Arterioscler Thromb Vasc Biol. 2005 Feb; 25(2):436-41. PMID: 15591220.
      View in: PubMed
    27. Raffaï RL, McPherson R, Weisgraber KH, Innerarity TL, Rassart E, Bersot TP, Milne RW. Antibody phenotyping test for the human apolipoprotein E2 isoform. Clin Chem. 2003 Sep; 49(9):1524-6. PMID: 12928236.
      View in: PubMed
    28. Raffai RL, Weisgraber KH. Cholesterol: from heart attacks to Alzheimer's disease. J Lipid Res. 2003 Aug; 44(8):1423-30. PMID: 12837845.
      View in: PubMed
    29. Raffaï RL, Hasty AH, Wang Y, Mettler SE, Sanan DA, Linton MF, Fazio S, Weisgraber KH. Hepatocyte-derived ApoE is more effective than non-hepatocyte-derived ApoE in remnant lipoprotein clearance. J Biol Chem. 2003 Mar 28; 278(13):11670-5. PMID: 12551940.
      View in: PubMed
    30. Raffai RL, Weisgraber KH. Hypomorphic apolipoprotein E mice: a new model of conditional gene repair to examine apolipoprotein E-mediated metabolism. J Biol Chem. 2002 Mar 29; 277(13):11064-8. PMID: 11792702.
      View in: PubMed
    31. Raffaï RL. Periplasmic expression and purification of recombinant Fabs. Methods Mol Biol. 2002; 178:343-8. PMID: 11968503.
      View in: PubMed
    32. Raffai RL, Dong LM, Farese RV, Weisgraber KH. Introduction of human apolipoprotein E4 "domain interaction" into mouse apolipoprotein E. Proc Natl Acad Sci U S A. 2001 Sep 25; 98(20):11587-91. PMID: 11553788; PMCID: PMC58773.
    33. Libeu CP, Lund-Katz S, Phillips MC, Wehrli S, Hernáiz MJ, Capila I, Linhardt RJ, Raffaï RL, Newhouse YM, Zhou F, Weisgraber KH. New insights into the heparan sulfate proteoglycan-binding activity of apolipoprotein E. J Biol Chem. 2001 Oct 19; 276(42):39138-44. PMID: 11500500.
      View in: PubMed
    34. Raffaï R, Weisgraber KH, MacKenzie R, Rupp B, Rassart E, Hirama T, Innerarity TL, Milne R. Binding of an antibody mimetic of the human low density lipoprotein receptor to apolipoprotein E is governed through electrostatic forces. Studies using site-directed mutagenesis and molecular modeling. J Biol Chem. 2000 Mar 10; 275(10):7109-16. PMID: 10702278.
      View in: PubMed
    35. Raffaï R, Vukmirica J, Weisgraber KH, Rassart E, Innerarity TL, Milne R. Bacterial expression and purification of the Fab fragment of a monoclonal antibody specific for the low-density lipoprotein receptor-binding site of human apolipoprotein E. Protein Expr Purif. 1999 Jun; 16(1):84-90. PMID: 10336864.
      View in: PubMed
    36. Trakhanov S, Parkin S, Raffaï R, Milne R, Newhouse YM, Weisgraber KH, Rupp B. Structure of a monoclonal 2E8 Fab antibody fragment specific for the low-density lipoprotein-receptor binding region of apolipoprotein E refined at 1.9 A. Acta Crystallogr D Biol Crystallogr. 1999 Jan; 55(Pt 1):122-8. PMID: 10089402.
      View in: PubMed
    37. Raffai R, Maurice R, Weisgraber K, Innerarity T, Wang X, MacKenzie R, Hirama T, Watson D, Rassart E, Milne R. Molecular characterization of two monoclonal antibodies specific for the LDL receptor-binding site of human apolipoprotein E. J Lipid Res. 1995 Sep; 36(9):1905-18. PMID: 8558079.
      View in: PubMed
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