CONTENTS 



CHAPTER 



XLIII. Elective Localization of Bacteria in the Animal Body . 

 Edward C. Rosenow 



XLIV. Bacteria in Relation to Plant Diseases 



George K. K. Link 



XLV. Communicable Diseases of Laboratory Animals 



K. F. Meyer 



XL VI. Bacteria of the Intestinal Tract 



Leo F. Rettger 



XLVII. Bacteria of the Respiratory Tract 



D. J. Davis 



XLVIII. Intestinal Protozoa of Man and Their Host-Parasite Relations 

 Robert Hegner 



XLlX. The Immunological Bases for Different Types of Infection by the 



Blood Protozoa 



William H. Taliaferro 



L. Antigens and Their Specificity 



H. Gideon Wells 



LI. The Chemistry of Antigens 



Sara E. Branham 

 LII. Antigenic Properties of the Bacterial Cell and Antibody Re- 

 actions 



Hans Zinsser and J. Howard Mueller 



LIII. Heterophils Antigens and Antibodies 



C. G. Bull 



LIV. The' Physical Chemistry of Toxin and Antitoxin 



Mary E. Maver 

 LV. The Preparation and Purification of Toxins, Toxoids, and Anti- 

 toxins 



Edwin J. BanzhaJ 

 LVI. The Titration of Toxins and Antitoxins by the Flocculation 



Method 



Stanhope Bayne-J ones 



LVII. Sublethal Intoxications with Bacterial Products . 

 J. P. Simonds 



LVIIL The Mechanism of Agglutination 



Johi H. Northrop 

 LIX. The Functional Role of Agglutinins .... 



G. Howard Bailey 

 LX. Bacterial Agglutinins and Their Applications 

 /. G. FitzGerald and Donald T. Eraser 



LXI. Precipitins and Their Applications 



H. M. Powell 

 LXII. The Complement Fescation Reaction with Bacterlal Antigens 



Augustus Wadsworth 

 LXIII. The Complement Fixation Test for Syphilis .... 

 Ruth Gilbert 



IX 



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576 

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639 



650 

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679 

 702 

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721 

 733 

 739 



745 



759 

 772 

 782 

 802 

 811 

 824 



831 

 838 



