1. Colvin, J. R., in Formation of Wood in Forest Trees (edit. by Zimmermann, M. H.), 189 (Academic Press, New York, 1964).
2. Hestrin, S., Proc. First IUB/IUBS Intern. Symp., Stockholm, 317 (1960).
3. Elbein, A. D., Barber, G. A., and Hassid, W. Z., J. Amer. Chem. Soc., 86, 309 (1964).
4. Barber, G. A., Elbein, A. D., and Hassid, W. Z., J. Biol. Chem., 239, 4056 (1964).
5. Flowers, H. M., Batra, K. K., Kemp, J., and Hassid, W. Z., J. Biol. Chem., 214, 4969 (1969).