FLUORESCENT ANTIBODY STUDIES WITH  NDV-INFECTED CELL SYSTEMS.
D000906:Antibodies; D000937:Antigen-Antibody Reactions; D000941:Antigens; D002642:Chick Embryo; D005455:Fluorescent Antibody Technique; D006384:Hemagglutination; D009980:Influenza A virus; D009522:Newcastle disease virus; D009975:Orthomyxoviridae; D011233:Precipitin Tests; D012313:RNA; D012367:RNA, Viral; D012106:Research; D046509:Tissue Culture Techniques; D014776:Virus Cultivation
D000906:Antibodies; D000941:Antigens; D012367:RNA, Viral; D012313:RNA
ANTIBODIES; ANTIGEN-ANTIBODY REACTIONS; ANTIGENS; CHICK EMBRYO; EXPERIMENTAL LAB STUDY; FLUORESCENT ANTIBODY TECHNIC; FOWL PLAGUE VIRUS; HEMAGGLUTINATION; INFLUENZA VIRUSES; NEWCASTLE DISEASE VIRUS; PRECIPITIN TESTS; RNA, VIRAL; TISSUE CULTURE; VIRUS CULTIVATION