Chief, Division of Gastroenterology, UCSF
Rainin Distinguished Professorship in Inflamatory Bowel Disease, UCSF
Education
Harvard University, Cambridge, MA, BA, 1980, Biochemistry
Columbia Medical School, New York, NY, MD, 1984, Medicine
Massachusetts General Hospital, Boston, MA, Internal medicine resident, 1987
Columbia Presbyterian Medical Center, New York, NY, Gastroenterology, 1990
Children’s Hospital, Immune Disease Institute, Boston, MA, Research Fellow/Instructor, 1996
Professional Experience
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1997-2003
Assistant/Associate Professor, Medicine, Ben May Institute, University of Chicago, Chicago, IL
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2004-2006
Associate Professor of Medicine, UCSF, San Francisco, CA
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2004-present
Director, UCSF Colitis and Crohn’s Disease Center, Program in Biomedical Sciences (BMS), Program in Biological Sciences (PIBS), UCSF, San Francisco, CA
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2006-present
Rainin Distinguished Professor of Medicine
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2009-present
Institute of Molecular Medicine
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2009-present
MSTP Council
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2008-present
NIH CMI-A Study Section (2010-present, Chairman)
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2011-present
Chief, Division of Gastroenterology
Honors & Awards
- 1984
Alpha Omega Alpha - 1989
James McDonnell Scholar in Molecular Oncology - 1997
Cancer Research Institute Scholar - 2001
American Society of Clinical Investigation - 2001
AGA/GRG Young Investigator Award - 2009
Elected Member, AAP
Selected Publications
- Shao L, Oshima S, Duong B, Advincula R, Barrera J, Malynn BA, Ma A. A20 restricts wnt signaling in intestinal epithelial cells and suppresses colon carcinogenesis. PLoS One. 2013; 8(5):e62223.
View on PubMed - Lu TT, Onizawa M, Hammer GE, Turer EE, Yin Q, Damko E, Agelidis A, Shifrin N, Advincula R, Barrera J, Malynn BA, Wu H, Ma A. Dimerization and Ubiquitin Mediated Recruitment of A20, a Complex Deubiquitinating Enzyme. Immunity. 2013 Apr 17.
View on PubMed - Hammer GE, Ma A. Molecular control of steady-state dendritic cell maturation and immune homeostasis. Annu Rev Immunol. 2013 Mar 21; 31:743-91.
View on PubMed - Ma AI. The ubiquitous nature of IL-17. Nat Immunol. 2012 Nov; 13(11):1034-5.
View on PubMed - Tokunaga F, Nishimasu H, Ishitani R, Goto E, Noguchi T, Mio K, Kamei K, Ma A, Iwai K, Nureki O. Specific recognition of linear polyubiquitin by A20 zinc finger 7 is involved in NF-?B regulation. EMBO J. 2012 Oct 3; 31(19):3856-70.
View on PubMed - Skaug B, Chen J, Du F, He J, Ma A, Chen ZJ. Direct, noncatalytic mechanism of IKK inhibition by A20. Mol Cell. 2011 Nov 18; 44(4):559-71.
View on PubMed - Hammer GE, Turer EE, Taylor KE, Fang CJ, Advincula R, Oshima S, Barrera J, Huang EJ, Hou B, Malynn BA, Reizis B, DeFranco A, Criswell LA, Nakamura MC, Ma A. Expression of A20 by dendritic cells preserves immune homeostasis and prevents colitis and spondyloarthritis. Nat Immunol. 2011 Dec; 12(12):1184-93.
View on PubMed - Malynn BA, Ma A. Ubiquitin makes its mark on immune regulation. Immunity. 2010 Dec 14; 33(6):843-52.
View on PubMed - Tavares RM, Turer EE, Liu CL, Advincula R, Scapini P, Rhee L, Barrera J, Lowell CA, Utz PJ, Malynn BA, Ma A. The ubiquitin modifying enzyme A20 restricts B cell survival and prevents autoimmunity. Immunity. 2010 Aug 27; 33(2):181-91.
View on PubMed - Shembade N, Ma A, Harhaj EW. Inhibition of NF-kappaB signaling by A20 through disruption of ubiquitin enzyme complexes. Science. 2010 Feb 26; 327(5969):1135-9.
View on PubMed - Ashida H, Kim M, Schmidt-Supprian M, Ma A, Ogawa M, Sasakawa C. A bacterial E3 ubiquitin ligase IpaH9.8 targets NEMO/IKKgamma to dampen the host NF-kappaB-mediated inflammatory response. Nat Cell Biol. 2010 Jan; 12(1):66-73; sup pp 1-9.
View on PubMed - Mortier E, Advincula R, Kim L, Chmura S, Barrera J, Reizis B, Malynn BA, Ma A. Macrophage- and dendritic-cell-derived interleukin-15 receptor alpha supports homeostasis of distinct CD8+ T cell subsets. Immunity. 2009 Nov 20; 31(5):811-22.
View on PubMed - Oshima S, Turer EE, Callahan JA, Chai S, Advincula R, Barrera J, Shifrin N, Lee B, Benedict Yen TS, Yen B, Woo T, Malynn BA, Ma A. ABIN-1 is a ubiquitin sensor that restricts cell death and sustains embryonic development. Nature. 2009 Feb 12; 457(7231):906-9.
View on PubMed - Musone SL, Taylor KE, Lu TT, Nititham J, Ferreira RC, Ortmann W, Shifrin N, Petri MA, Kamboh MI, Manzi S, Seldin MF, Gregersen PK, Behrens TW, Ma A, Kwok PY, Criswell LA. Multiple polymorphisms in the TNFAIP3 region are independently associated with systemic lupus erythematosus. Nat Genet. 2008 Sep; 40(9):1062-4.
View on PubMed - Hitotsumatsu O, Ahmad RC, Tavares R, Wang M, Philpott D, Turer EE, Lee BL, Shiffin N, Advincula R, Malynn BA, Werts C, Ma A. The ubiquitin-editing enzyme A20 restricts nucleotide-binding oligomerization domain containing 2-triggered signals. Immunity. 2008 Mar; 28(3):381-90.
View on PubMed - Turer EE, Tavares RM, Mortier E, Hitotsumatsu O, Advincula R, Lee B, Shifrin N, Malynn BA, Ma A. Homeostatic MyD88-dependent signals cause lethal inflamMation in the absence of A20. J Exp Med. 2008 Feb 18; 205(2):451-64.
View on PubMed - Boone DL, Turer EE, Lee EG, Ahmad RC, Wheeler MT, Tsui C, Hurley P, Chien M, Chai S, Hitotsumatsu O, McNally E, Pickart C, Ma A. The ubiquitin-modifying enzyme A20 is required for termination of Toll-like receptor responses. Nat Immunol. 2004 Oct; 5(10):1052-60.
View on PubMed - Wertz IE, O'Rourke KM, Zhou H, Eby M, Aravind L, Seshagiri S, Wu P, Wiesmann C, Baker R, Boone DL, Ma A, Koonin EV, Dixit VM. De-ubiquitination and ubiquitin ligase domains of A20 downregulate NF-kappaB signalling. Nature. 2004 Aug 5; 430(7000):694-9.
View on PubMed - Lee EG, Boone DL, Chai S, Libby SL, Chien M, Lodolce JP, Ma A. Failure to regulate TNF-induced NF-kappaB and cell death responses in A20-deficient mice. Science. 2000 Sep 29; 289(5488):2350-4.
View on PubMed - Lodolce JP, Boone DL, Chai S, Swain RE, Dassopoulos T, Trettin S, Ma A. IL-15 receptor maintains lymphoid homeostasis by supporting lymphocyte homing and proliferation. Immunity. 1998 Nov; 9(5):669-76.
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