viruses Article Mucosal Immune Response to Feline Enteric Coronavirus Infection Morgan Pearson 1, Alora LaVoy 1, Samantha Evans 1 , Allison Vilander 1, Craig Webb 2, Barbara Graham 1 , Esther Musselman 1, Jonathan LeCureux 1, Sue VandeWoude 1 and Gregg A. Dean 1,* 1 Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, CO 80523, USA;