1. Salas, C.E., Sellinger, O.Z.: J. Neurochem., 31, 85–91 (1978)
2. Dubois, E.G., Dirheimer, G., Weil, J.H.: Biochim. Biophys. Acta, 374, 332–341 (1974)
3. Glick, J.M., Leboy, P.S.: J. Biol. Chem., 252, 4790–4795 (1977)
4. Kraus, J.: Biochem. J., 169, 247–249 (1978)
5. Kersten, H., Raettig, R., Weissenbach, J., Dirheimer, G.: Nucleic Acids Res., 5, 3033–3042 (1978)