LIST OF ILLUSTRATIONS 15 



FIG. PAGE 



87. Agglutinoscope * 304 



88. The Noguchi Butyric Acid Test for Globulins 324 



89. Hemin Crystals Facing 326 



90. Precipitin Test. Preparation of Extract of Blood-stains Facing 327 



91. Uhlenhuth's Filter 328 



92. A Rack for Precipitin and Agglutination Reactions 329 



93. Titration of a Precipitin (Serum) 330 



94. A Precipitin Reaction. Biologic Blood Test 332 



95. Theoretic Formation of Cytolysins 340 



96. Theoretic Structure of a Polyceptor 343 



97. Scheme Showing Mechanism of Complement Fixation 355 



98. Theoretic Structure of a Bacteriolytic Amboceptor 362 



99. Method of Removing Exudate from the Peritoneal Cavity of a Guinea-pig 368 



100. Culture of Cholera Undergoing Bacteriolysis. A Positive Pfeiffer Reaction 369 



101. Culture of Cholera Before Bacteriolysis 369 



102. Stained Preparation of Cholera Undergoing Bacteriolysis Facing 369 



103. Stained Preparation of Cholera Before Bacteriolysis Facing 369 



104. Bactericidal Test (Looped Pipet Method of Wright) Facing 379 



105. Theoretic Structure of a Hemelytic Amboceptor 386 



106. Titration of Hemolytic Amboceptor Facing 399 



107. Venom Hemolysis Facing 409 



108. A Vial to Contain Blood for the Wassermann Reaction 433 



109. Outfit for Collecting Blood for the Wassermann Reaction 434 



110. Titration of Hemolytic Complement Facing 437 



111. Titration of Antigen for Anticomplementary Unit Facing 454 



112. Titration of Antigen for Antigenic Unit Facing 454 



113. Wassermann Reaction (First Method) Facing 462 



114. Reading the Wassermann Reaction Facing 462 



115. Wassermann Reaction (Second Method) Facing 468 



116. Wassermann Reaction (Third Method) Facing 469 



117. Wassermann Reaction (Fourth Method) Facing 475 



118. Titration of Anti-human Hemolytic Amboceptor Facing 479 



119. Noguchi Modification of the Wassermann Reaction Facing 479 



120. Anticomplementary Titration of a Gonococcus Antigen Facing 506 



121. Gonococcus Complement-fixation Reaction Facing 508 



122. Colloidal Gold Reactions Facing 558 



123. Urticarial Rash of Serum Sickness Facing 611 



124. Multiform Rash of Serum Sickness Facing 611 



125. Local Serum Anaphylactic Reactions Facing 612 



126. Method of Performing the Cutaneous Tuberculin Test (von Pirquet) 638 



127. A Positive Cutaneous Tuberculin Reaction (von Pirquet) Facing 639 



128. A Positive Conjunctival Tuberculin Reaction (Wolff-Eisner-Calmette) 



Facing 639 



129. A Positive Percutaneous Tuberculin Reaction (Moro) Facing 640 



130. A Positive Luetin Reaction Facing 645 



131. Production of Cow-pox Vaccine 673 



132. Method of Vaccination Against Smallpox 676 



133. Vaccinia (7-day lesion) Facing 677 



134. Vaccinia (9-day lesion) Facing 677 



135. Vaccinoid. A Vaccination Scar Facing 677 



136. Preparation of Rabies Vaccine 686 



137. Preparation of Tuberculin 717 



