title: Isolation of a vaccinia-specific hapten from vaccinia-infected sheep dermis.
mesh_terms: D002623:Chemistry Techniques, Analytical; D002845:Chromatography; D002850:Chromatography, Gel; D046508:Culture Techniques; D004279:DNA, Viral / Q000032:analysis; D004586:Electrophoresis; D006241:Haptens / Q000302:isolation & purification*; D005779:Immunodiffusion; D008970:Molecular Weight; D014461:Ultracentrifugation; D014616:Vaccinia virus / Q000276:immunology*
chemical_list: D004279:DNA, Viral; D006241:Haptens