Vol. V 



February-March, 1916 



No. 18-19 



Biochemical Bulletin 



Edited, for the Columbia University Biochemical Association, by 



Herman M. Adler, 

 John S. Adriance, 

 L. H. Almy, 



C. H. Allen, 

 David Alperin, 

 Carl L. Aisberg, 



D. B. Armstrong, 

 George Baehr, 



J. C. Baker, 

 Louise C. Ball, 

 Charles W. Ballard, 

 Arnold K. Balls, 

 Louis Baumann, 

 George D. Beal, 

 Cora J. Beckwith, 

 S. R. Benedict, 

 William N. Berg, 

 Josephine T. Berry, 

 Robert Bersohn, 

 Isabel Bevier, 

 Louis E. Bisch, 

 A. Richard Bliss, 

 Ernst Boas, 

 Helene M. Boas, 

 Joseph C. Bock, 

 Charles F. Bolduam, 

 Samuel Bookmein, 

 Sidney Born, 

 O. C. Bowes, 

 William B. Boyd, 

 Jean Broadhurst, 

 J. Bronfenbrenner, 

 H. E. Buchbinder, 

 Leo Buerger, 

 Gertr. Burlingham, 

 J. G. M. Bullowa, 

 R. Burton-Opitz, 

 A. M. Buswell, 

 R. P. Calvert, 

 A. T. Cameron, 

 Herbert S. Carter, 

 Russell L. Cecil, 

 Arthur F. Chace, 

 Hardee Chambliss, 

 Ella H. Clark, 

 Ernest D. Clark, 

 Alfred E. Cohn, 

 Kath. R. Coleman, 

 Robert A. Cooke, 

 Helen C. Coombs, 

 Blanche E. Cooper, 

 Calvin B. Coulter, 

 Burrill B. Crohn, 

 Glenn E. Cullen, 

 Louis J. Curtman, 

 William D. Cutter, 

 C. A. Darling, 

 William Darrach, 

 Andrew I. Dawson, 



William J. Gies, 



Norman E. Ditman, 

 Ula M. Dow, 

 Eugene F. DuBois, 

 James G. Dwryer, 

 Fred'k Eberson, 

 Walter H. Eddy, 

 D. J. Edwards, 

 Gustave Egloff, 

 A. D. Emmett, 

 Allan C. Eustis, 

 Benj. G. Feinberg, 

 Ada M. Field, 

 Ruth S. Finch, 

 Harry L. Fisher, 

 Mabel P. FitzGerald, 

 Nellis B. Foster, 

 Fred D. Fromme, 

 C. Stuart Gager, 

 Mary C. de Garmo, 

 Helen Gavin, 

 Mary E. Gearing, 

 George A. Geiger, 

 Samuel Gitlow, 



A. J. Goldfarb, 

 H. D. Goodale, 

 H. B. Goodrich, 

 F. G. Goodridge, 

 Ross A. Gortner, 

 Mark J. Gottlieb, 

 Isidor Greenwald, 

 James C. Greenway, 

 Louise H. Gregory, 

 Beatrix Gross, 

 Abraham Gross, 



B. C. Gruenberg, 

 Marston L. Hamlin, 

 Frederic M. Hanes, 

 R. F. Hare, 



Tula L. Harkey, 

 T. Stuart Hart, 

 Fred W. Hartwell, 

 E. Newton Harvey, 

 P. B. Hawk, 

 Harold M. Hays, 

 M. Heidelberger, 

 Joseph S. Hepburn, 

 M. G. Herzfeld, 

 Alfred F. Hess, 

 L. J. Hirshleifer, 

 Mildred A. Hoge, 

 Karl J. Holliday, 

 Wm. T. Hörne, 

 Byron B. Horton, 

 Homer D. House, 

 Frank T. Hughes, 

 Louis Hussakof, 

 Roscoe R. Hyde, 

 Henry H. Janeway, 

 Max Kahn, 



John L. Kantor, 

 James P. Kelly. 

 Edw. C. Kendall, 

 J. E. Kirkwood, 

 Israel J. Kligler, 

 Arthur Knudson, 

 Mathilde Koch, 

 Sydney D. Kramer, 

 Walter M. Kraus, 

 Alfred H. Kropff, 

 Chas. Krumwiede, Jr., 



A. V. S. Lambert, 

 Marguerite T. Lee, 

 Victor E. Levine, 

 Charles C. Lieb, 

 Sidney Liebovitz, 

 Mabel C. Little, 



B. E. Livingston, 

 Leon Loewe, 

 Alfred P. Lothrop, 

 Daniel R. Lucas, 

 Wm. H. McCastline, 

 Helen McClure, 

 Mary G. McCormick, 

 Louise McDanell, 

 Jas. P. McKelvy, 

 Alice H. McKinney, 

 Grace MacLeod, 



C. A, Mathewson, 

 H. A. Mattill, 

 Clarence E. May, 

 Gustave M. Meyer, 

 Sergius Morgulis, 

 Max Morse, 

 Agnes F. Morgan, 

 H. O. Mosenthal, 

 J. Howard Mueller, 



Hermann J. Muller, 

 Archibald E. Olpp, 



B. S. Oppenheimer, 

 R. C. Osburn, 

 Reuben Ottenberg, 

 Charles Packard, 



A. M. Pappenheimer, 

 Edwards A. Park, 

 Olive G. Patterson, 

 Almeda Perry, 

 W. H. Peterson, 

 Louis Pine, 

 Helene M. Pope, 

 E. R. Posner, 

 P. W. Punnett, 

 Jessie Moore Rahe, 

 A. N. Richards, 

 Anna E. Richardson, 



C. H. Richardson, 

 Grace C. Robinson, 

 Winifred J. Robinson, 

 David E. Roelkey, 



and the executive editorial sub-committee : 

 Edgar G. Miller, Jr., chairman, 

 Benjamin Horowitz, Paul E. Howe, 



Anton R. Rose, 

 Jacob Rosenbloom, 

 Una G. Ruth, 

 William Salant, 

 W. S. Schley, 

 Oscar M. Schloss, 

 H. von W. Schulte, 

 W. H. Schultz, 

 Fred W. Schwartz, 

 C. A. Schwarze, 

 Ernest L. Scott, 

 Emily C. Seaman, 

 Fred J. Seaver, 

 A. D. Selby, 

 A. Franklin Shull, 

 J. Buren Sidbury, 

 C. Hendee Smith, 

 Clayton S. Smith, 

 Edward A. Spitzka, 

 Matthew Steel, 

 Ralph G. Stillman, 

 Chas. R. Stockard, 

 Edward C. Stone, 

 Mary E. Sweeny, 

 Arthur W. Thomas, 

 Helen B. Thompson, 

 M. K. Thornton, 

 Grover Tracy, 

 F. T. Van Buren, 

 J. D. Van Buskirk, 

 Eliz. G. Van Hörne, 

 Philip Van Ingen, 

 Chas. H. Vosburgh, 

 Delancy M. Ward, 

 Hardolph Wastcneys, 

 Edwin D. Watkins, 

 William Weinberger, 

 F. S. Weingarten, 

 J. W. Weinstein, 

 Charles Weisman, 

 William H. Welker, 

 C. A. Wells, 

 Harry Wessler, 

 Frank M. Wheat, 

 Isabel Wheeler, 

 H. L. White, 

 Geb. H. Whiteford, 

 David D. Whitney, 

 Ethel Wickwire, 

 Herbert B. Wilcox, 

 Guy W. Wilson, 

 Louis E. Vyise, 

 William H. Woglom, 

 I. O, Woodruff. 

 L. L. Woodruff, 

 H. E. Woodward, 

 Anna B. Yates, 

 R. M. Yergason, 

 Hans Zinsser, 



William A. Perlzweig 



NEW YORK 



Entered as second-clais matter in the Post Office at Lancaster, Pa. 



