title: Early immune responses in visna, a slow viral disease of sheep.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000096:biosynthesis; D001921:Brain / Q000473:pathology; D002452:Cell Count; D002555:Cerebrospinal Fluid; D005260:Female; D007111:Immunity, Cellular; D008198:Lymph Nodes / Q000382:microbiology; D008213:Lymphocyte Activation; D007959:Lymphocyte Culture Test, Mixed; D011021:Pneumonia, Progressive Interstitial, of Sheep / Q000276:immunology*; D012756:Sheep; D013154:Spleen / Q000382:microbiology; D013997:Time Factors; D014790:Visna-maedi virus / Q000302:isolation & purification
chemical_list: D000914:Antibodies, Viral