Simon P. Hogan, PhD

Director of Research, Division of Allergy and Immunology

Director of Admissions, Immunology Graduate Program

Associate Professor, UC Department of Pediatrics

Phone 513-636-6620

Fax 513-636-3310


Food allergies and anaphylaxis; inflammatory bowel diseases (IBD); innate immunity; gastrointestinal immunity and function; cystic fibrosis (CF)

Visit the Hogan Lab.

BSC: Australian National University, Canberra, Australia, 1998.

PhD: John Curtin School of Medical Research, Australian National University, Canberra, Australia, 1998.

View PubMed Publications

Waddell A, Ahrens R, Tsai YT, Sherrill JD, Denson LA, Steinbrecher KA, Hogan SP. Intestinal CCL11 and eosinophilic inflammation is regulated by myeloid cell-specific RelA/p65 in miceJ Immunol. 2013 May 1;190(9):4773-85.

Ahrens R, Osterfeld H, Wu D,  Arumugam M,  Groschwitz K, Strait RA, Finkelman FD, Hogan SP. Intestinal mast cell levels influence severity of oral antigen-induced anaphylaxis. Am J Pathol. 2012 Apr;180(4):1535-46.

Beichler A, Ahrens R, Steinbrecher K, Rothenberg ME, Munitz A, Denson L, Hogan SP. Colonic eosinophilic inflammation in experimental colitis is mediated by Ly6C+ CCR2+ inflammatory monocyte-derived CCL11. J Immunol. 2011 May 15;186(10):5993-6003.

Arumugam M, Ahrens R, Osterfeld H, Kottyan LC, Shang X, Maclennan JA, Zimmermann N, Zheng Y, Finkelman FD, Hogan SP. Increased susceptibility of 129SvEvBrd mice to IgE-Mast cell mediated anaphylaxis. BMC Immunol. 2011 Feb 3;12:14.

Wu D, Ahrens R, Osterfeld H, Noah TK, Groschwitz K, Foster PS, Steinbrecher KA, Rothenberg ME, Shroyer NF, Matthaei KI, Finkelman FD, Hogan SP. Interleukin-13 (IL-13)/IL-13 receptor alpha1 (IL-13Ralpha1) signaling regulates intestinal epithelial cystic fibrosis transmembrane conductance regulator channel-dependent Cl- secretion. Journal of Biological Chemistry. 2011;286(15), 13357-13369.

Osterfeld H, Ahrens R, Strait R, Rothenberg ME, Finkelman FD, Renauld JC, Hogan SP. Divergent roles for the IL9/IL9R-pathway in systemic antigen- and oral antigen-induced anaphylaxis. J Allergy Clin Immunol. 2010;125: 469-476.

Munitz A, Cole ET, Waddell A, Groschwitz K, Ahrens R, Steinbrecher K, Willson T, Han X, Denson L, Rothenberg ME, Hogan SP. Paired immunoglobulin-like receptor B (PIR-B) negatively regulates macrophage activation in experimental colitis. Gastroenterology. 2010;139(2), 530-541.

Groschwitz K, Ahrens R, Osterfeld H, Gurish MF, Abrink M, Finkelman F, Pejler G, Hogan SP. Mast cells regulate homeostatic intestinal epithelial migration and barrier function by a chymase/Mcpt4-dependent mechanism. Proceedings of the National Academy of Sciences of the United States of America. 2009;106(52), 22381-22386.

Ahrens R, Waddell A, Seidu L, Blanchard, C, Carey R, Forbes E, Lampinen M, Willson T, Cohen E, Stringer K, Ballard E, Munitz A, Xu H, Lee N, Lee JJ, Rothenberg ME, Denson L, Hogan SP. Intestinal macrophage/epithelial cell-derived CCL11/eotaxin-1 mediates eosinophil recruitment and function in pediatric ulcerative colitis. The Journal of Immunology. 2008;181(10), 7390-7399.

Forbes EE, Groschwitz K, Abonia JP, Brandt EB, Cohen E, Blanchard C, Ahrens R, Seidu L, McKenzie A, Strait R, Finkelman FD, Foster PS, Matthaei KI, Rothenberg ME, Hogan SP. IL-9- and mast cell-mediated intestinal permeability predisposes to oral antigen hypersensitivity. The Journal of Experimental Medicine. 2008;205(4), 897-913.

Eosinophil:M2 Macrophage:CCL11 Axis in Experimental Colitis and Pediatric Corticosteroid Resistant UC. Principal Investigator.  National Institutes of Health/National Institute of Diabetes and Digestive and Kidney Diseases (NIH/NIDDK). Apr 2012-Mar 2016.

Epithelial Genes in Allergic Inflammation. Project 2 – Collaborating Investigator. National Institutes of Health/National Institute of Allergy and Infectious Diseases (NIH/NIAIDS). Sep 2006-Aug 2016.