Pathological response of the chicken embryo to an agent which causes acute leukosis (Marek's disease).
D000208:Acute Disease; D001355:Alpharetrovirus / Q000302:isolation & purification / Q000472:pathogenicity*; D000818:Animals; D001353:Avian Leukosis / Q000175:diagnosis / Q000209:etiology / Q000473:pathology*; D001681:Biological Assay; D002474:Cell-Free System; D002498:Centrifugation; D002642:Chick Embryo / Q000473:pathology*; D002645:Chickens; D003588:Cytopathogenic Effect, Viral; D004848:Epithelium / Q000382:microbiology; D005321:Extraembryonic Membranes / Q000473:pathology; D005241:Feathers / Q000382:microbiology; D005374:Filtration; D006652:Histological Techniques; D011201:Poultry Diseases / Q000473:pathology*; D014732:Vibration