Evidence for the lack of involvement of sphingomyelin hydrolysis in the tumor necrosis factor-induced secretion of nerve growth factor in primary astrocyte cultures

1. Galve-Roperh, I.
2. Sánchez, C.
3. Ségui, B.
4. Haro, A.
5. Díaz-Laviada, I.
6. Levade, T.