64 CHARLES TANFORD [3 



49. I. M. KLOTZ and J. ayers,/. Am. Chem. Soc, 74, 6178 (1952). 



50. I. M. KLOTZ, R. K. BURKHARD and J. M. URQUHART, /. Ani. Chem. Soc, 74, 

 202 (1952). 



51. M. J. KRONMAN, M. D. STERN and S. N. TIMASHEFF, /. Phys. Chem., 60, 829 

 (1956). 



52. M. LASKOWSKi, JR., and h. a. scheraga,/. Am. Chem. Soc, 76, 6305 (1954). 



53. K. LINDERSTR0M-LANG, Chem. Soc. (London) Spec. Publ. No. 2, 1 (1955). 



54. A. E. MIRSKY and l. pauling, Proc Natl. Acad. Sei., U.S., 22, 439 (1936). 



55. A. G. OGSTON and j. m. a. tilley, Biochem. J., 59, 644 (1955). 



56. J. L. oncley, in E. J. Cohn and J. T. Edsall, Proteins, Amino Acids and Peptides, 



Reinhold Publishing Corp., New York, N.Y., 1943. 



57. J. L. oncley, E. ELLENBOGEN, D. GITLIN and F. R. N. GVRD, J. Phys. Chem., 



56, 85 (1952). 



58. L. PAULING, R. B. COREY and H. R. BRANSON, Proc Natl. Acad. Sei., U.S., 

 37,205 (1951). 



59. L. PAULING and r. b. corey, Proc. Natl. Acad. Sei., U.S., 37, 251, 256, 261, 272 

 (1951). 



60. L. PAULING and r. b. corey, Proc. Natl. Acad. Sei., U.S., 37, 282 (1951). 



61. K. o. PEDERSEN, 5/ocAem. /., 30, 961 (1936). 



62. R. A. PHELPS and j. r. cann. Arch. Biochem. Biophys., 61, 51 (1956). 



63. A. POLSON, Kolloid-Z., 88, 51 (1939). 



64. F. w. PUTNAM, The Proteins (H. Neurath and K. Bailey, ed.), Academic Press, New 

 York, N.Y., 1953. 



65. D. G. rands, Ph.D. Thesis, State University of Iowa, 1957. 



66. M. E. reichmann and p. a. charlwood. Can. J. Chem., 32, 1092 (1954); cf. 

 footnote 25 of ref. 93. 



67. s. A. RICE and f. e. Harris, /. Phys. Chem., 58, 733 (1954). 



68. s. a. rice and f. e. Harris,/. Chem. Phys., 24, 326, 336 (1956). 



69. H. A. saroff, g. I. LOEB and h. a. scheraga, /. Am. Chem. Soc, 11, 2908 

 (1955). 



70. J. A. schellman, Compt. rend. trav. lab. Carlsberg, 29, 223 (1955). 



71. J. A. schellman, Compt. rend. trav. lab. Carlsberg, 29, 230 (1955). 



72. h. A. scheraga, Biochim. et Biophys. Acta, 23, 196 (1957). 



73. h. a. scheraga and l. Mandelkern,/. Am. Chem. Soc, 75, 179 (1953). 



74. d. shugar, Biochem. /., 52, 142 (1952). 



75. s. shulman,/. Am. Chem. Soc, 75, 5846 (1953). 



76. R. B. SIMPSON and w. kauzmann, /. Am. Chem. Soc, 75, 5139 (1953). 



77. R. F. STEINER, Arch. Biochem. Biophys., 46, 291 (1953). 



78. J. steinhardt, Kgl. Danske Videnskab. Selskab, Mat.fys. Medd., 14, No. 11 (1937). 



79. J. steinhardt and e. m. zaiser,/. Biol. Chem., 190, 197 (1951). 



80. J. steinhardt and e. m. zaiser,/. Am. Chem. Soc, 75, 1599 (1953). 



81. J. steinhardt and e. m. zaiser, Advances in Protein Chem., 10, 180 (1955). 



82. J. m. sturtevant, s. j. singer and p. bro, Personal Communication. 



83. J. B. SUMNER, A. L. DOUNCE and V. l. frampton, /. Biol. Chem., 136, 343 



(1940). 



84. T. svedberg and b. Sjogren,/. Am. Soc, 52, 2855 (1930). 



85. c. TANFORD,/. Am. Chem. Soc, 76, 945 (1954). 



86. c. TANFORD, Electrochemistry in Biology and Medicine (T. Shedlovsky, ed.), John 

 Wiley and Sons, New York, N.Y., 1955. 



87. c. TANFORD, /. Phys. Chem., 59, 788 (1955). 



88. c. TANFORD, /. Phys. Chem., 61, 1023 (1957). 



89. c. TANFORD,/. Am. Chem. Soc, 79, 3931 (1957). 



90. c. TANFORD, /. Am. Chem. Soc, 79, 5340 (1957). 



91. c. TANFORD and J. g. buzzell,/. Am. Chem. Soc, 76, 3356 (1954). 



92. c. TANFORD and j. g. svzzell, J. Phys. Chem., 60, 225 (1956). 



93. C. TANFORD, J. G. BUZZELL, D. G. RANDS and S. A. SWANSON, /. Am. Chem. 



Soc, 11, 6421 (1955). 



94. c. TANFORD and j. Epstein,/. Am. Chem. Soc, 76, 2170 (1954). 



