CONTENTS 



PAGB 



FrACTIONATION OF THE PHOSPHOTUNGSTIC-ACID PRECIPITATE 

 WITH ACETONE AS A USEFUL METHOD FOR THE PREPARATION 

 OF THE VITAMINE FRACTION FROM YEAST. Casimir Fuuk ... I 



The BROMINE AND lODINE COMPOUNDS OF HEXAMETHYLENETET- 



RAMiNE. Kanematsu Sugiura and K. George Falk 17 



Brief contributions to biochemistry (1-7). 



Jacoh Rosenhloom. 22 

 The Biochemical Society, England. 



R. H. A. Plimmer, Secretary. 26 

 Society of Public Analysts, and Other Analytical 



Chemists, E. Richards Bolton, Secretary 27 



PrOCEEDINGS of THE THIRD ANNUAL MEETING OF THE FeDERA- 



tion of American Societies for Experimental Biology, 

 IN Boston, Dec. 26-29, 191 5. 



Paul E. Howe and coUahorators. 28 

 Biochemical news, notes and comment. 



Benjamin Horozmts and collaborators. 49 

 Editorials including BOOK REVIEWS. William J. des 58 



The Biochemical Bulletin is a monthly biochemical review. It 

 publishes results of original investigations in biological chemistry, pre- 

 liminary reports of researches, addresses, lectures, criticism, reviews, 

 abstracts of papers, practical suggestions, biographical notes, historical 

 summaries, bibliographies, quotations, questions, news items, proceed- 

 ings of societies, personalia, views on current events in chemical biol- 

 ogy, descriptions of new substances, methods and apparatus, — any and 

 all suitable items of personal and professional interest to students, 

 investigators and practitioners of biochemistry. 



Suhscription prices: Vol. I, $6.00; vol. II, $5.00; vol. III, $4.50; 

 vol. IV, $3.50; vol. V, $2.75 ($3.00, foreign). 



Address remittances, manuscripts and correspondence to the 

 Managing Editor, William J. Gies, 437 West sgth St., New York. 



