BIOLOGICAL CHEMISTRY 



CHAPTER IV 



HACK 



THE QUANTITATIVE LA\VS OF DIGESTION AND RE- 



SORPTION . . . . .81 



The school of Pawlow. Khigine's, Lonnquist's, and 

 London's experiments on digestion of different food- 

 stuffs. The square-root rule. Secretion of pancreatic 

 juice (Dolinsky). Digestion of small quantities calcu- 

 lated as a monomolecular process. Digestion and 

 resorption of carbohydrates. Secretion of enteric juice 

 (London and Sandberg). 



CHAPTER V 

 CHEMICAL EQUILIBRIA . . . . -99 



Equilibria in enzymatic processes. Taylor's, Robin- 

 son's, and Gay's experiments. Maltose and isomaltose, 

 lactose and isolactose. Partition of substances between 

 two phases. Agglutinins and amboceptors. Adsorp- 

 tion. Neutralization of toxins by their antibodies. 

 Ehrlich's experiments. Diphtheria poison. Neutraliza- 

 tion of strong bases by acids. Cobra poison. 

 Neutralization of ammonia by boracic acid. " Poison 

 spectra/' Tetanolysin. Prototoxoids. Toxons. Syn- 

 toxoids. Danysz's phenomenon. Neutralization of 

 monochloracetic acid. The supposed plurality of toxins. 

 Compound haemolysins. Complement and amboceptor. 

 Equilibrium between haemolysin, amboceptor, and 

 complement. Influence of the relationship of the 

 animals, which have delivered the erythrocytcs and 

 the amboceptor. Isolysins. Lecithin as " sensiti/ei .' 

 Precipitins. Blood relationship. Equilibrium between 

 precipitate, precipitin, and precipitinogen. Calculation 

 of Hamburger's measurements. The relationship between 

 sheep, goat, and ox. Agglutinins. Diversion of com- 

 plement. Wassermann's reaction. 



