The enchancement of virus infectivity by antibody.
D000818:Animals; D000906:Antibodies / Q000032:analysis; D001717:Birds; D002499:Centrifugation, Density Gradient; D002645:Chickens; D002845:Chromatography; D010856:Columbidae; D046508:Culture Techniques; D003588:Cytopathogenic Effect, Viral; D004586:Electrophoresis; D004668:Encephalitis Viruses / Q000472:pathogenicity*; D005777:Geese; D006168:Guinea Pigs; D007106:Immune Sera / Q000494:pharmacology*; D007122:Immunoelectrophoresis; D007074:Immunoglobulin G / Q000494:pharmacology; D051379:Mice; D009500:Neutralization Tests; D011212:Poxviridae / Q000472:pathogenicity*; D013552:Swine
D000906:Antibodies; D007106:Immune Sera; D007074:Immunoglobulin G