title: [Possible differences in the types of lymphocytes--one responding to transformation and the other, producing cholestatic factors].
mesh_terms: D000818:Animals; D002630:Chemotactic Factors / Q000096:biosynthesis; D006168:Guinea Pigs; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology*; D008222:Lymphokines / Q000096:biosynthesis*; D008264:Macrophages
chemical_list: D002630:Chemotactic Factors; D008222:Lymphokines; C031612:cholestatic factor