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Michelsen, Kathrin S

Title(s)Associate Adjunct Professor, Medicine
SchoolDigestive Diseases
Phone(310) 423-7970
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    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. Limon JJ, Tang J, Li D, Wolf AJ, Michelsen KS, Funari V, Gargus M, Nguyen C, Sharma P, Maymi VI, Iliev ID, Skalski JH, Brown J, Landers C, Borneman J, Braun J, Targan SR, McGovern DPB, Underhill DM. Malassezia Is Associated with Crohn's Disease and Exacerbates Colitis in Mouse Models. Cell Host Microbe. 2019 Mar 13; 25(3):377-388.e6. PMID: 30850233.
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    2. Tsuda M, Hamade H, Thomas LS, Salumbides BC, Potdar AA, Wong MH, Nunnelee JS, Stamps JT, Neutzsky-Wulff AV, Barrett RJ, Wang Y, Tang J, Funari VA, Targan SR, Michelsen KS. A role for BATF3 in TH9 differentiation and T-cell-driven mucosal pathologies. Mucosal Immunol. 2019 05; 12(3):644-655. PMID: 30617301.
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    3. Doonan J, Thomas D, Wong MH, Ramage HJ, Al-Riyami L, Lumb FE, Bell KS, Fairlie-Clarke KJ, Suckling CJ, Michelsen KS, Jiang HR, Cooke A, Harnett MM, Harnett W. Failure of the Anti-Inflammatory Parasitic Worm Product ES-62 to Provide Protection in Mouse Models of Type I Diabetes, Multiple Sclerosis, and Inflammatory Bowel Disease. Molecules. 2018 Oct 17; 23(10). PMID: 30336585.
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    4. Jacob N, Jacobs JP, Kumagai K, Ha CWY, Kanazawa Y, Lagishetty V, Altmayer K, Hamill AM, Von Arx A, Sartor RB, Devkota S, Braun J, Michelsen KS, Targan SR, Shih DQ. Inflammation-independent TL1A-mediated intestinal fibrosis is dependent on the gut microbiome. Mucosal Immunol. 2018 09; 11(5):1466-1476. PMID: 29988118.
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    5. Thomas LS, Targan SR, Tsuda M, Yu QT, Salumbides BC, Haritunians T, Mengesha E, McGovern DP, Michelsen KS. The TNF family member TL1A induces IL-22 secretion in committed human Th17 cells via IL-9 induction. J Leukoc Biol. 2017 03; 101(3):727-737. PMID: 27733581.
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    6. Zonis S, Pechnick RN, Ljubimov VA, Mahgerefteh M, Wawrowsky K, Michelsen KS, Chesnokova V. Chronic intestinal inflammation alters hippocampal neurogenesis. J Neuroinflammation. 2015 Apr 03; 12:65. PMID: 25889852.
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    7. Michelsen KS, Wong MH, Ko B, Thomas LS, Dhall D, Targan SR. HMPL-004 (Andrographis paniculata extract) prevents development of murine colitis by inhibiting T-cell proliferation and TH1/TH17 responses. Inflamm Bowel Dis. 2013 Jan; 19(1):151-64. PMID: 23292349.
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    8. Barrett R, Zhang X, Koon HW, Vu M, Chang JY, Yeager N, Nguyen MA, Michelsen KS, Berel D, Pothoulakis C, Targan SR, Shih DQ. Constitutive TL1A expression under colitogenic conditions modulates the severity and location of gut mucosal inflammation and induces fibrostenosis. Am J Pathol. 2012 Feb; 180(2):636-49. PMID: 22138299.
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    9. Gray P, Dagvadorj J, Michelsen KS, Brikos C, Rentsendorj A, Town T, Crother TR, Arditi M. Myeloid differentiation factor-2 interacts with Lyn kinase and is tyrosine phosphorylated following lipopolysaccharide-induced activation of the TLR4 signaling pathway. J Immunol. 2011 Oct 15; 187(8):4331-7. PMID: 21918188.
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    10. Shih DQ, Barrett R, Zhang X, Yeager N, Koon HW, Phaosawasdi P, Song Y, Ko B, Wong MH, Michelsen KS, Martins G, Pothoulakis C, Targan SR. Constitutive TL1A (TNFSF15) expression on lymphoid or myeloid cells leads to mild intestinal inflammation and fibrosis. PLoS One. 2011 Jan 11; 6(1):e16090. PMID: 21264313.
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    11. Shih DQ, Michelsen KS, Barrett RJ, Biener-Ramanujan E, Gonsky R, Zhang X, Targan SR. Insights into TL1A and IBD pathogenesis. Adv Exp Med Biol. 2011; 691:279-88. PMID: 21153332.
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    12. Soliman A, Michelsen KS, Karahashi H, Lu J, Meng FJ, Qu X, Crother TR, Rabizadeh S, Chen S, Caplan MS, Arditi M, Jilling T. Platelet-activating factor induces TLR4 expression in intestinal epithelial cells: implication for the pathogenesis of necrotizing enterocolitis. PLoS One. 2010 Oct 15; 5(10):e15044. PMID: 20976181.
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    13. Lowe EL, Crother TR, Rabizadeh S, Hu B, Wang H, Chen S, Shimada K, Wong MH, Michelsen KS, Arditi M. Toll-like receptor 2 signaling protects mice from tumor development in a mouse model of colitis-induced cancer. PLoS One. 2010 Sep 27; 5(9):e13027. PMID: 20885960.
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    14. Gray P, Michelsen KS, Sirois CM, Lowe E, Shimada K, Crother TR, Chen S, Brikos C, Bulut Y, Latz E, Underhill D, Arditi M. Identification of a novel human MD-2 splice variant that negatively regulates Lipopolysaccharide-induced TLR4 signaling. J Immunol. 2010 Jun 01; 184(11):6359-66. PMID: 20435923.
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    15. Saruta M, Michelsen KS, Thomas LS, Yu QT, Landers CJ, Targan SR. TLR8-mediated activation of human monocytes inhibits TL1A expression. Eur J Immunol. 2009 Aug; 39(8):2195-202. PMID: 19637197.
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    16. Karahashi H, Michelsen KS, Arditi M. Lipopolysaccharide-induced apoptosis in transformed bovine brain endothelial cells and human dermal microvessel endothelial cells: the role of JNK. J Immunol. 2009 Jun 01; 182(11):7280-6. PMID: 19454725.
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    17. Michelsen KS, Thomas LS, Taylor KD, Yu QT, Mei L, Landers CJ, Derkowski C, McGovern DP, Rotter JI, Targan SR. IBD-associated TL1A gene (TNFSF15) haplotypes determine increased expression of TL1A protein. PLoS One. 2009; 4(3):e4719. PMID: 19262684.
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    18. Curtin JF, Liu N, Candolfi M, Xiong W, Assi H, Yagiz K, Edwards MR, Michelsen KS, Kroeger KM, Liu C, Muhammad AK, Clark MC, Arditi M, Comin-Anduix B, Ribas A, Lowenstein PR, Castro MG. HMGB1 mediates endogenous TLR2 activation and brain tumor regression. PLoS Med. 2009 Jan 13; 6(1):e10. PMID: 19143470.
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    19. Naiki Y, Sorrentino R, Wong MH, Michelsen KS, Shimada K, Chen S, Yilmaz A, Slepenkin A, Schröder NW, Crother TR, Bulut Y, Doherty TM, Bradley M, Shaposhnik Z, Peterson EM, Tontonoz P, Shah PK, Arditi M. TLR/MyD88 and liver X receptor alpha signaling pathways reciprocally control Chlamydia pneumoniae-induced acceleration of atherosclerosis. J Immunol. 2008 Nov 15; 181(10):7176-85. PMID: 18981139.
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    20. Takedatsu H, Michelsen KS, Wei B, Landers CJ, Thomas LS, Dhall D, Braun J, Targan SR. TL1A (TNFSF15) regulates the development of chronic colitis by modulating both T-helper 1 and T-helper 17 activation. Gastroenterology. 2008 Aug; 135(2):552-67. PMID: 18598698.
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    21. Prehn JL, Thomas LS, Landers CJ, Yu QT, Michelsen KS, Targan SR. The T cell costimulator TL1A is induced by FcgammaR signaling in human monocytes and dendritic cells. J Immunol. 2007 Apr 01; 178(7):4033-8. PMID: 17371957.
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    22. Michelsen KS, Arditi M. Toll-like receptors and innate immunity in gut homeostasis and pathology. Curr Opin Hematol. 2007 Jan; 14(1):48-54. PMID: 17133100.
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    23. Wong MH, Schulte DJ, Arditi M, Michelsen KS. Differential expression of Toll-like receptor 2 (TLR2) and responses to TLR2 ligands between human and murine vascular endothelial cells. J Endotoxin Res. 2007; 13(5):281-96. PMID: 17986487.
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    24. Michelsen KS, Arditi M. Toll-like receptor signaling and atherosclerosis. Curr Opin Hematol. 2006 May; 13(3):163-8. PMID: 16567960.
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    25. Equils O, Naiki Y, Shapiro AM, Michelsen K, Lu D, Adams J, Jordan S. 1,25-Dihydroxyvitamin D inhibits lipopolysaccharide-induced immune activation in human endothelial cells. Clin Exp Immunol. 2006 Jan; 143(1):58-64. PMID: 16367934.
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    26. Rosenkranz ME, Schulte DJ, Agle LM, Wong MH, Zhang W, Ivashkiv L, Doherty TM, Fishbein MC, Lehman TJ, Michelsen KS, Arditi M. TLR2 and MyD88 contribute to Lactobacillus casei extract-induced focal coronary arteritis in a mouse model of Kawasaki disease. Circulation. 2005 Nov 08; 112(19):2966-73. PMID: 16275884.
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    27. Tükel C, Raffatellu M, Humphries AD, Wilson RP, Andrews-Polymenis HL, Gull T, Figueiredo JF, Wong MH, Michelsen KS, Akçelik M, Adams LG, Bäumler AJ. CsgA is a pathogen-associated molecular pattern of Salmonella enterica serotype Typhimurium that is recognized by Toll-like receptor 2. Mol Microbiol. 2005 Oct; 58(1):289-304. PMID: 16164566.
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    28. Doran KS, Engelson EJ, Khosravi A, Maisey HC, Fedtke I, Equils O, Michelsen KS, Arditi M, Peschel A, Nizet V. Blood-brain barrier invasion by group B Streptococcus depends upon proper cell-surface anchoring of lipoteichoic acid. J Clin Invest. 2005 Sep; 115(9):2499-507. PMID: 16138192.
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    29. Schröder NW, Diterich I, Zinke A, Eckert J, Draing C, von Baehr V, Hassler D, Priem S, Hahn K, Michelsen KS, Hartung T, Burmester GR, Göbel UB, Hermann C, Schumann RR. Heterozygous Arg753Gln polymorphism of human TLR-2 impairs immune activation by Borrelia burgdorferi and protects from late stage Lyme disease. J Immunol. 2005 Aug 15; 175(4):2534-40. PMID: 16081826.
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    30. Naiki Y, Michelsen KS, Schröder NW, Alsabeh R, Slepenkin A, Zhang W, Chen S, Wei B, Bulut Y, Wong MH, Peterson EM, Arditi M. MyD88 is pivotal for the early inflammatory response and subsequent bacterial clearance and survival in a mouse model of Chlamydia pneumoniae pneumonia. J Biol Chem. 2005 Aug 12; 280(32):29242-9. PMID: 15964841.
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    31. Fukata M, Michelsen KS, Eri R, Thomas LS, Hu B, Lukasek K, Nast CC, Lechago J, Xu R, Naiki Y, Soliman A, Arditi M, Abreu MT. Toll-like receptor-4 is required for intestinal response to epithelial injury and limiting bacterial translocation in a murine model of acute colitis. Am J Physiol Gastrointest Liver Physiol. 2005 May; 288(5):G1055-65. PMID: 15826931.
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    32. Bulut Y, Michelsen KS, Hayrapetian L, Naiki Y, Spallek R, Singh M, Arditi M. Mycobacterium tuberculosis heat shock proteins use diverse Toll-like receptor pathways to activate pro-inflammatory signals. J Biol Chem. 2005 Jun 03; 280(22):20961-7. PMID: 15809303.
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    33. Lentschat A, Karahashi H, Michelsen KS, Thomas LS, Zhang W, Vogel SN, Arditi M. Mastoparan, a G protein agonist peptide, differentially modulates TLR4- and TLR2-mediated signaling in human endothelial cells and murine macrophages. J Immunol. 2005 Apr 01; 174(7):4252-61. PMID: 15778388.
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    34. Naiki Y, Michelsen KS, Zhang W, Chen S, Doherty TM, Arditi M. Transforming growth factor-beta differentially inhibits MyD88-dependent, but not TRAM- and TRIF-dependent, lipopolysaccharide-induced TLR4 signaling. J Biol Chem. 2005 Feb 18; 280(7):5491-5. PMID: 15623538.
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    35. Michelsen KS, Doherty TM, Shah PK, Arditi M. Role of Toll-like receptors in atherosclerosis. Circ Res. 2004 Dec 10; 95(12):e96-7. PMID: 15591233.
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    36. Michelsen KS, Doherty TM, Shah PK, Arditi M. TLR signaling: an emerging bridge from innate immunity to atherogenesis. J Immunol. 2004 Nov 15; 173(10):5901-7. PMID: 15528321.
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    37. Vora P, Youdim A, Thomas LS, Fukata M, Tesfay SY, Lukasek K, Michelsen KS, Wada A, Hirayama T, Arditi M, Abreu MT. Beta-defensin-2 expression is regulated by TLR signaling in intestinal epithelial cells. J Immunol. 2004 Nov 01; 173(9):5398-405. PMID: 15494486.
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    38. Michelsen KS, Wong MH, Shah PK, Zhang W, Yano J, Doherty TM, Akira S, Rajavashisth TB, Arditi M. Lack of Toll-like receptor 4 or myeloid differentiation factor 88 reduces atherosclerosis and alters plaque phenotype in mice deficient in apolipoprotein E. Proc Natl Acad Sci U S A. 2004 Jul 20; 101(29):10679-84. PMID: 15249654.
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    39. Equils O, Madak Z, Liu C, Michelsen KS, Bulut Y, Lu D. Rac1 and Toll-IL-1 receptor domain-containing adapter protein mediate Toll-like receptor 4 induction of HIV-long terminal repeat. J Immunol. 2004 Jun 15; 172(12):7642-6. PMID: 15187145.
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    40. Equils O, Schito ML, Karahashi H, Madak Z, Yarali A, Michelsen KS, Sher A, Arditi M. Toll-like receptor 2 (TLR2) and TLR9 signaling results in HIV-long terminal repeat trans-activation and HIV replication in HIV-1 transgenic mouse spleen cells: implications of simultaneous activation of TLRs on HIV replication. J Immunol. 2003 May 15; 170(10):5159-64. PMID: 12734363.
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    41. Melmed G, Thomas LS, Lee N, Tesfay SY, Lukasek K, Michelsen KS, Zhou Y, Hu B, Arditi M, Abreu MT. Human intestinal epithelial cells are broadly unresponsive to Toll-like receptor 2-dependent bacterial ligands: implications for host-microbial interactions in the gut. J Immunol. 2003 Feb 01; 170(3):1406-15. PMID: 12538701.
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    42. Abreu MT, Thomas LS, Arnold ET, Lukasek K, Michelsen KS, Arditi M. TLR signaling at the intestinal epithelial interface. J Endotoxin Res. 2003; 9(5):322-30. PMID: 14577850.
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    43. Bulut Y, Faure E, Thomas L, Karahashi H, Michelsen KS, Equils O, Morrison SG, Morrison RP, Arditi M. Chlamydial heat shock protein 60 activates macrophages and endothelial cells through Toll-like receptor 4 and MD2 in a MyD88-dependent pathway. J Immunol. 2002 Feb 01; 168(3):1435-40. PMID: 11801686.
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    44. Michelsen KS, Aicher A, Mohaupt M, Hartung T, Dimmeler S, Kirschning CJ, Schumann RR. The role of toll-like receptors (TLRs) in bacteria-induced maturation of murine dendritic cells (DCS). Peptidoglycan and lipoteichoic acid are inducers of DC maturation and require TLR2. J Biol Chem. 2001 Jul 13; 276(28):25680-6. PMID: 11316801.
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    45. Lehner MD, Morath S, Michelsen KS, Schumann RR, Hartung T. Induction of cross-tolerance by lipopolysaccharide and highly purified lipoteichoic acid via different Toll-like receptors independent of paracrine mediators. J Immunol. 2001 Apr 15; 166(8):5161-7. PMID: 11290799.
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    46. Opitz B, Schröder NW, Spreitzer I, Michelsen KS, Kirschning CJ, Hallatschek W, Zähringer U, Hartung T, Göbel UB, Schumann RR. Toll-like receptor-2 mediates Treponema glycolipid and lipoteichoic acid-induced NF-kappaB translocation. J Biol Chem. 2001 Jun 22; 276(25):22041-7. PMID: 11285258.
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    47. Schröder NW, Pfeil D, Opitz B, Michelsen KS, Amberger J, Zähringer U, Göbel UB, Schumann RR. Activation of mitogen-activated protein kinases p42/44, p38, and stress-activated protein kinases in myelo-monocytic cells by Treponema lipoteichoic acid. J Biol Chem. 2001 Mar 30; 276(13):9713-9. PMID: 11134043.
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    48. Schröder NW, Opitz B, Lamping N, Michelsen KS, Zähringer U, Göbel UB, Schumann RR. Involvement of lipopolysaccharide binding protein, CD14, and Toll-like receptors in the initiation of innate immune responses by Treponema glycolipids. J Immunol. 2000 Sep 01; 165(5):2683-93. PMID: 10946299.
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