CONTENTS 



I. The rise and growth of the State Serum Institute. By CARL JUL. SALO- 



MONSEN. 

 II. General Pathology as a University subject. By CARL JUL. SALOMONSEN. 



III. Physical Chemistry applied to toxins and antitoxins. By SVANTE ARRHE- 

 NIUS and THORVALD MADSEN. 



IV. The molecular weight of diphtheria toxin. By SVANTE ARRHENIUS and 

 THORVALD MADSEN. 



V. Studies on diphtheria toxin. By GEORGES DREYER and THORVALD MADSEN. 

 VI. The fate pf typhoid and cholera agglutinins during active and passive im- 

 munisation. By THORVALD MADSEN and AXEL J0RGENSEN. 

 VII. Coli agglutinins and their course of formation. By ERNST LEVIN. 

 VIII. The decrease of antibodies in the organism indicated by a formula. By 



THORVALD MADSEN. 



IX. The unreliability of the neutral red reaction, as generally employed, for the 

 differentiation of B. typhosus and B. coli. By MABEL PUREFOY FITZ GERALD 

 (Oxford) and GEORGES DREYER. 

 X. Hislogcnesis of the nodules produced by subcutaneous injection of Saccharo- 



myces neoformans Sanf. By VILHELM JENSEN. 

 XI. A new apparatus for rapid delivery of a given quantity of fluid. By GEORGES 



DREYER. 

 XII. A chemotactic experiment. By CARL JUL. SALOMONSEN. 



