title: Studies on swine influenza. 3. Propagation of swine influenza virus in explants of respiratory tract tissues from fetal pigs.
mesh_terms: D000818:Animals; D046508:Culture Techniques; D005333:Fetus; D005455:Fluorescent Antibody Technique; D007106:Immune Sera; D009975:Orthomyxoviridae / Q000276:immunology*; D012137:Respiratory System; D013552:Swine; D013553:Swine Diseases / Q000382:microbiology*; D014776:Virus Cultivation
chemical_list: D007106:Immune Sera