1. Ressler, C., Redstone, P. A., and Erenberg, R. H., Science, 134, 1 (1961).
2. (a) Roy, D. N., Nagarajan, V., and Gopalan, C., Current Sci., 32, 116 (1963); (b) Rao, S. L. N., Adiga, P. A., and Sarma, P. S., Biochem., 3, 432 (1964); (c) Murti, V. V. S., Seshadri, T. R., and Venkitasubramanian, T. A., Phytochem., 3, 73 (1964).
3. Ressler, C., J. Biol. Chem., 237, 733 (1962).
4. Ressler, C., Nigam, S. N., Giza, Y.-h., and Nelson, J., J. Amer. Chem. Soc., 85, 3311 (1963).
5. For a review, see Ressler, C., Fed. Proc., 23 (in the press).