Vol. IV 



March, 1915 



No. 13 



Biochemical Bulletin 



Edited, for the Columbia University Biochemical Association, by 



Her^an M. Adler, 

 John S. Adriance, 

 David Alperin, 

 Carl L. Aisberg, 

 D. B. Armstrong, 

 George Baehr, 

 J. C. Baker, 

 Louise C. Ball, 

 Charles W. Ballard, 

 Louis Baumann, 

 George D. Beal, 

 S. R. Benedict, 

 William N. Berg. 

 Josephine T. Berry, 

 Robert Bersohn, 

 Isabel Bevier, 

 Louis £. Bisch, 

 A. Richard Bliss, 

 Ernst Boas, 

 Helene M. Boas, 

 Charles F. Bolduan, 

 Samuel Bookman, 

 Sidney Born, 

 O. C. Bowes, 

 William B. Boyd. 

 J. Bronfenbrenner, 

 Jean Broadhurst, 

 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, 

 Helen C. Coombs, 

 Burrill B. Crohn, 

 Glen E. Cullen, 

 Louis J. Curtman, 

 William D. Cutter, 

 C. A. Darling, 

 William Darrach, 

 Norman E. Ditman, 

 Ula M. Dow, 

 Eugene F. DuBois, 



William J. Gies, 



James G. Dwyer, 

 Fred'k Eberson, 

 Walter H. Eddy, 

 D. J. Edwards, 

 Gustave EglofF, 

 A. D. Emmett, 

 Allan C. Eustis, 

 Benj. G. Feinberg, 

 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, 

 E. Newton Harvey, 

 P.. B. Hawk, 

 Harold M. Hays, 

 M. Heidelberger, 

 Joseph S. Hepburn, 

 Alfred F. Hess, 

 L. J. Hirshleifer, 

 Mildred A. Hoge, 

 Karl J. HoUiday, 

 Wm. T. Home, 

 Byron B. Horton, 

 Homer D. House, 

 Frank T. Hughes, 

 Louis Hussakof, 

 Roscoe R. Hyde, 

 Henry H. Janeway, 

 Max Kahn, 



John L. Kantor, 

 Edw. C. Kendall. 

 J. E. Kirkwood, 

 Israel J. Kligler, 

 Arthur Knudson, 

 Mathilde Koch, 

 Walter M. Kraus, 

 Alfred H. Kropff, 



A. V. S. Lambert, 

 Marguerite T. Lee, 

 Victor E. Levine, 

 Sidney Liebovitz, 

 Charles C. Lieb. 

 Mabel C. Little, 



B. E. Livingston, 

 Leon Loewe, 

 Alfred P. Lothrop. 

 Daniel R. Lucas, 

 Wm. H. McCastline, 

 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, 

 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, 

 William Salant, 

 W. S. Schley. 

 Oscar M. Schloss. 

 H. von W. Schulte, 

 Fred W. Schwanz. 

 C. A. Schwarze, 

 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, 

 Eliz. G. Van Hörne, 

 Philip Van Ingen, 

 Chas. H. Vosburgh, 



D. M. Ward, 

 Hardolph Wasteneys, 

 Edwin D. Watkins, 

 William Weinberger, 

 F. S. Weingarten. 



J. W. Weinstein, 

 Charles Weisman, 

 William H. Welker, 

 C. A. Wells, 

 Harry Wessler, 

 Isabel Wheeler, 

 H. L. White, 

 Geo. H. Whiteford, 

 David D. Whitney. 

 Ethel Wickwire, 

 Herbert B. Wilcox, 

 Guy W. Wilson, 

 Louis E. Wise, 

 William H. Woglom. 

 L. L. Woodruff, 

 I. O. Woodruff, 

 H. E. Woodward. 

 Anna B. Yates, 

 Hans Zinsser, 



William A. Perlzweig 



NEW YORK 



£ntered as second-clas* matter in the Post Office Rt Lancaster, P«. 



