General overview of this volume.
1. The myogenic regulatory factors (C.M. Palmer, M.A. Rudnicki).
2. Myofiber specification and survival (A. Musarò, N. Rosenthal).
3. Interactions between the cell cycle and the myogenic program (Jing Huang, M.J. Thayer).
4. Fiber type specification in vertebrate skeletal muscle (S. Schiaffino, C. Reggiani, G. te Kronnie).
5. Role of cytokines in skeletal muscle growth and differentiation (B.B. Olwin, et al.).
6. Somitic and non somitic progenitors of skeletal muscle (G. Cossu).