Immunity, Innate/immunology; Sialadenitis/immunology; Sjogren's Syndrome/immunology; Animals; CD4-Positive T-Lymphocytes/drug effects; CD4-Positive T-Lymphocytes/pathology; Chemokine CCL11/analysis; Chemokine CCL11/drug effects; Chemokine CCL2/analysis; Chemokine CCL2/drug effects; Chemokine CCL3/analysis; Chemokine CCL3/drug effects; Chemokine CCL4/analysis; Chemokine CCL4/drug effects; Chemokine CCL7/analysis; Chemokine CCL7/drug effects; Chemokine CXCL10/analysis; Chemokine CXCL10/drug effects; Chemokine CXCL13/analysis; Chemokine CXCL13/drug effects; Chemokines, CC/analysis; Chemokines, CC/drug effects; Chemokines, CXC/analysis; Chemokines, CXC/drug effects; Dendritic Cells/drug effects; Dendritic Cells/pathology; Disease Models, Animal; Female; Flow Cytometry; Immunity, Innate/drug effects; Killer Cells, Natural/drug effects; Killer Cells, Natural/pathology; Mice; Mice, Inbred NZB; Monocyte Chemoattractant Proteins/analysis; Monocyte Chemoattractant Proteins/drug effects; Poly I-C/pharmacology; Real-Time Polymerase Chain Reaction; Sialadenitis/pathology; Sjogren's Syndrome/pathology; Submandibular Gland Diseases/immunology; Submandibular Gland Diseases/pathology; Toll-Like Receptor 3/agonists