title: Immunology and the host response to viral infection.
mesh_terms: D000917:Antibody Formation; D000956:Antigens, Viral / Q000276:immunology; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D007112:Immunity, Maternally-Acquired; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious; D013601:T-Lymphocytes / Q000276:immunology; D014777:Virus Diseases / Q000276:immunology*
chemical_list: D000956:Antigens, Viral