X CONTENTS 



VI. The Chemistst of Light Production, Part II 114 



Pyrophorus luciferin and luciferase. Pholas luciferin and lucifer- 

 ase. Cypridina luciferin; stability, hydrolysis by acid and 

 enzymes, adsorption, precipitation, salting out, solubility, dis- 

 tribution. Cypridina luciferin a proteose ? Cypridina luci- 

 ferase and properties. Cypridina luciferase an albumin. 

 Specificity of luciferase. Action of fat solvent anaesthetics. 

 Action of cyanides. Oxyluciferin. Nature of oxidative reaction. 



VII. Dynamics op Luminescence 143 



Minute amounts of material for luminescence. Reaction velocity 

 and chemi-luminescence. Temperature and chemi-luminescence. 

 Oxidation in steps. Concentration and biolum'inescence. Tem- 

 perature and bioluminescence. Oxidation with and without 

 luciferase. Reaction velocity and color of bioluminescence. 



