ON THE ABILITY OF CERTAIN VIRUSES TO BLOCK THE EFFECT OF INTERFERON.
D002642:Chick Embryo; D007372:Interferons; D009522:Newcastle disease virus; D012106:Research; D046509:Tissue Culture Techniques; D014616:Vaccinia virus; D014776:Virus Cultivation
D007372:Interferons
CHICK EMBRYO; EXPERIMENTAL LAB STUDY; INTERFERON; NEWCASTLE DISEASE VIRUS; TISSUE CULTURE; VACCINIA VIRUS; VIRUS CULTIVATION