tA LIST OF ILLUSTRATIONS 



PAGE 



T Adrenal Gland of a Guinea-pig after Fatal Diphtheric Intoxication. .Facing 116 



39 Ehrlich's Side-chain Theory. Formation of Antitoxins 



40 Theoretic Structure of a Molecule of Toxin and Toxoid. .. ' 



*^^^*&. 



Hemolysins, etc.) 1fi5 



43. General Scheme of Antigens and Their Antibodies. -^ ^ 



44. Phagocytosis (Macrophages) . . ' ' F(] . 179 



45. Phagocytosis (Macrophages) . . ' ' ^^ lg() 



46. Positive Chemotaxis ' ' ^ Ig4 



47. Negative Chemotaxis -QQ 



48. Capillary Pipet for Opsonic Index Determinations 



49. Mixing the Contents of a Capillary Pipet ' 2Q\ 



50. Method of Sealing a Capillary Pipet. ^ 



51. Method of Preparing a Blood Film ^ 



52. Blood Films for Phagocytic Counts y 



53. Tubercle Opsonic Index S 203 



54. An Unsatisfactory Film for Phagocytic Count - y*i * 



55. A Satisfactory Film for Phagocytic Count. . .! - *< * 207 



56. An Opsonic Index Chart. . 



57. Preparation of a Bacterial Vaccine 



58. A Shaking Apparatus 



59 Capillary Pipet for Counting Bacterial Vaccines ^< 



60. A Satisfactory Preparation for Counting a Bacterial Vaccine .Facing 215 



61. An Unsatisfactory Preparation for Counting a Bacterial Vaccine. . . .Facing 215 



62. Instrument for the Standardization of a Platinum Loop. . 



63. Hopkins' Tube for Standardizing a Bacterial Vaccine. . 

 64A. A Stock Ampule of Vaccine (Large) 



64B. Stock Bottle of Bacterial Vaccine. . 



65. A Small Vaccine Ampule 219 



91 Q 



66. Comer's Automatic Pipet ziy 



67. Theoretic Formation of an Antitoxin. 



68. Method of Administering an Intradermic Injection of Diphtheria Toxin in 



the Schick Test 229 



69. Showing the Small Anemic Area Immediately after an Intradermal Injection 230 



70. The Schick Test for Immunity in Diphtheria Facing 231 



71. A Flask of Diphtheria Culture. 236 



72. A Large Toxin Filter 237 



73. Separation of Blood-serum Facing 239 



74. A Kitchens Syringe. 241 



75. A Battery of Kitchens' Syringes 242 



76. A Dialysing Cylinder for the Abderhalden Ferment Test 267 



77. The Ninhydrin Reaction (Abderhalden Ferment Test) Facing 268 



78. Theoretic Formation of Agglutinins 280 



79. Theoretic Structure of Agglutinin and Agglutinoid 281 



80. Diagrammatic Illustration of the Action of Agglutinin and Agglutinoids.. . . 282 



81. A Satisfactory Culture for the Microscopic Agglutination Reaction 296 



82. An Unsatisfactory Culture for the Microscopic Agglutination Reaction 296 



83. A Positive Agglutination (Widal) Reaction in Typhoid Fever 300 



84. Microscopic Agglutination Test with Dried Blood Facing 300 



r 85. Macroscopic Agglutination Reaction 302 



86. Macroscopic Agglutination Test. Pro-agglutination 303 



