1. a, Harley, J. D., and Mauer, A. M., Blood, 16, 1722 (1960); b, ibid., 17, 419 (1961); c, Harley, J. S., and Robin, H. (preceding communication).
2. a, Ernster, L., Kernicterus, 68 (Univ. Toronto Press, Toronto, 1961); b, Broberger, O., Ernster, L., and Zetterström, R., Nature, 188, 316 (1960); c, Sass-Kortsak, A., Thalme, B., and Ernster, L., Acta Chem. Scand., 14, 1847 (1960).
3. a, Jandl, J. H., and Allen, D. W., J. Clin. Invest., 39, 1000 (1960); b, Jandl, J. H., Engle, L. K., and Allen, D. W., ibid., 39, 1818 (1960); c, Allen, D. W., and Jandl, J. H., ibid., 40, 454 (1961).
4. Beutler, E., Blood, 14, 103 (1959).
5. Thalme, B., and Ernster, L. (unpublished work).