1. Jandl, J. H., and Katz, J. H., J. Clin. Invest., 42, 314 (1963).
2. Ehrenberg, A., and Laurell, C.-B., Acta Chem. Scand., 9, 68 (1955).
3. Jamieson, G. A., J. Biol. Chem., 240, 2914 (1965).
4. Bearn, A. G., and Parker, W. L., in Biochim. Biophys. Acta Library. Review of glycoproteins (edit. Gottschalk, A.), 423 (1966).
5. Jeppson, J. O., and Sjoquist, J., Proc. Sixth Intern. Congr. Biochem. (Abstract), II (1964).