title: A quantitative bioassay for nerve growth factor (NGF) activity employing a clonal pheochromocytoma cell line.
mesh_terms: D000310:Adrenal Gland Neoplasms; D000818:Animals; D001681:Biological Assay / Q000379:methods*; D002478:Cells, Cultured; D002999:Clone Cells; D009414:Nerve Growth Factors / Q000032:analysis*; D010673:Pheochromocytoma; D051381:Rats
chemical_list: D009414:Nerve Growth Factors