title: A survey of neutralizing antibodies against maedi virus in sera from flocks of sheep affected with maedi and from healthy flocks.
mesh_terms: D000818:Animals; D000906:Antibodies; D001769:Blood; D008171:Lung Diseases / Q000662:veterinary*; D009500:Neutralization Tests; D012756:Sheep; D012757:Sheep Diseases / Q000276:immunology*; D014780:Viruses / Q000276:immunology*
chemical_list: D000906:Antibodies