MOL Manuscript # 89573 1 Polarization of the Innate Immune Response by Prostaglandin E 2 : a Puzzle of Receptors and Signals Mario Rodríguez, Esther Domingo, Cristina Municio, Yolanda Alvarez, Etzel Hugo, Nieves Fernández, and Mariano Sánchez Crespo Instituto de Biología y Genética Molecular, Consejo Superior de Investigaciones Científicas, Valladolid, Spain (E.D., C.M., Y.A., E.H., M.S.C.); and Departamento de Bioquímica y Biología Molecular, Universidad de Valladolid, Valladolid, Spain (M.R., N.F.) Molecular Pharmacology Fast Forward. Published on October 29, 2013 as doi:10.1124/mol.113.089573 Copyright 2013 by the American Society for Pharmacology and Experimental Therapeutics. This article has not been copyedited and formatted. The final version may differ from this version. Molecular Pharmacology Fast Forward. Published on October 29, 2013 as DOI: 10.1124/mol.113.089573 at ASPET Journals on June 28, 2016 molpharm.aspetjournals.org Downloaded from