1. Nerve growth factor. Handb. exp;Chao M. V.;Pharmak.,1990
2. Fujita K. Lazarovici P. & Guroff G. 1989 Regulation of
3. Sher etal. 1988; Usowicz et al.1990). Staurosporine not the differentiation of PC 12 pheochromocytoma cells.
4. only inhibits N G F-induced m orphological differ
5. entiation of PC 12 cells (H ashim oto & H agino 1989;