1. Perry, S. V., Biochem. J., 48, 257 (1951); 51, 495 (1952); Biochim. Biophys. Acta, 8, 499 (1952).
2. Weber, H. H., and Portzehl, H., “Advances in Protein Chemistry”, 7, 161 (1952).
3. Szent-Györgyi, A., “Chemistry of Muscular Contraction” (2nd edit., Academic Press, New York, 1951).
4. von Muralt, A. L., and Edsall, J. T., J. Biol. Chem., 89, 351 (1930). Weber, H. H., Ergebn. Physiol., 36, 109 (1934).
5. Amberson, W. R., Smith, R. D., Himmelfarb, S., Stout, C., and Hoch, H., Biol. Bull. Woods Hole, 99, 314 (1950).