Influence of histological degree of seminiferous tubular degeneration and stage of seminiferous cycle on the proliferation of spermatogonia in aged Syrian hamster (Mesocricetus auratus)

1. Bernal-Mañas, C.M.
2. Cortes, S.
3. Morales, E.
4. Horn, R.
5. Seco-Rovira, V.
6. Beltran-Frutos, E.
7. Ferrer, C.
8. Canteras, M.
9. Pastor, L.M.