title: Cloned neoplastic B cells release a growth factor which augments lymphokine-mediated proliferation of normal B cells.
mesh_terms: D000818:Animals; D001402:B-Lymphocytes / Q000166:cytology / Q000276:immunology*; D002453:Cell Cycle; D002460:Cell Line; D003001:Cloning, Molecular; D006133:Growth Substances / Q000276:immunology / Q000378:metabolism*; D008213:Lymphocyte Activation; D008222:Lymphokines / Q000494:pharmacology*; D008223:Lymphoma / Q000276:immunology* / Q000378:metabolism; D051379:Mice; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D006133:Growth Substances; D008222:Lymphokines