Index 



583 



antitoxic (von Behring), 378 ; of the skin, 

 403-407 ; of the mucous membranes, 

 407-432; susceptibility in, 565 (see also 

 Hypersusceptibility, Susceptibility); chan- 

 nel of entrance in, 567 ; applications of 

 theory of, to medical practice and to the 

 research of new organisms, 567-569 



Immunity, natural : 10, 17, 18, 30 ; amongst 

 Invertebrates, 40, 131-135 ; amongst 

 Vertebrata, 41, 135-174; against micro- 

 organisms, 128-174, 175-206; and com- 

 position of body fluids, 128-131 ; against 

 anaerobic bacteria, 169, 170 ; part played 

 by inflammation in, 176 ; importance of 

 microphages in, 177 ; humoral theory of, 

 184 ; agglutination in, 202, 206 ; against 

 toxins, 325-341 



Immunity, acquired : 10, 19, 31 ; against 

 micro-organisms, 207-249, 250-299; 

 against vibrios, 211-227 ; against pyo- 

 cyanic disease, 210, 232-236, 301 ; against 

 spirilla of recurrent fever, 227-230; 

 against typhoid bacillus, 230 ; against 

 swine erysipelas, 236-239 ; against an- 

 thrax, 239-242 ; against streptococcus, 

 243-247; against Trypanosomata, 247- 

 249, 316 ; against staphylococcus, 266 



Immunity, rapid and temporary: against 

 micro-organisms, 300-324 ; conferred by 

 specific serums, 301-317 ; conferred by 

 normal serums, 317-320 ; conferred by 

 fluids other than serums, 320-322 ; con- 

 ferred by non-specific micro-organisms, 

 322-324 



Immunity, artificial, against toxins, 342- 

 402 ; against bacterial toxins, 343 ; 

 against vegetable toxins, 344, 365 ; against 

 snake venom, 345; not in direct ratio 

 to amount of antitoxin in body fluids, 

 367-376 



Immunity acquired by natural means, 

 433-453 ; acquired after recovery from 

 infective diseases, 433-444 ; acquired by 

 heredity, 445-453; conferred by maternal 

 blood, 447; by the yolk, 449; by the milk 

 of the mother, 449 



Immunity, acquired: amongst In vertebrata, 

 209-210 ; amongst Vertebrata, 210-249 ; 

 relation of Pfeiffer's phenomenon to, 

 224; Bouchard's theory of, 232, 286; 

 double action of cytases and fixatives 

 in, 250-255, 296, 554 ; agglutinative sub- 

 stances in, 242, 245, 256-265, 295, 542, 559 ; 

 protective properties of body fluids in, 266- 

 280; phagocytosis in, 220, 223-226, 245, 

 280-286, 295; origin of fixative properties 

 in body fluids in, 294 ; relation between 

 fixatives and phagocytosis in, 291, 295 ; 

 humoral phenomena in, 184, 250, 290, 

 525-531, 542, 543 ; bactericidal power of 

 fluids in, 250; Gruber's theory of, 256, 

 262 ; against micro-organisms, suscepti- 

 bility to the specific toxin in, 289 ; 



principal phenomena associated with, 

 295-296 ; against micro-organisms in no 

 ratio to protective power of blood, 372- 

 374 ; by suckling, mouse the only animal 

 in which, 450, 452 ; theory of exhaustion 

 of nutrient medium as cause of, 510- 

 512; theory of presence of inhibitory 

 substance, 511, 512 ; theory of local in- 

 flammatory reaction, 512 ; theory of 

 adaptation of cells in, 513 ; theory of 

 phagocytes in, 514-525, 539-543 ; theory 

 of bactericidal power of body fluids, 525- 

 531, 542, 543 ; theory of antitoxic power 

 of body fluids, 531 ; theory of extra- 

 cellular destruction of micro-organisms 

 by leucocytic secretions, 187-191, 533- 

 537, 542; theory of side-chains, 120, 

 381-384, 538, 557, 562-563; present 

 phase of the question of, 540-543 



Immunproteidin of Emmerich and Low, 

 254 



Infection, agents, mechanical and other, 

 that prevent or aid, 3-5, 170-173, 426 

 (see also Diseases, Elimination, Micro- 

 organisms) 



Inflammation in immunity, 176, 512 ; 

 Cohnheim on, 518; and phagocytosis, 

 516, 519-520, 547, 568 



Influenza bacillus, cultivation of, in body 

 fluids, 130, 554 ; vaccination against, 277 



Infusoria. See also Trypanosoma 



Infusoria, 12-20, 23, 26, 326 



Inoculation. See Immunisation, Vaccina- 

 tion 



Insects, natural immunity in, 132, 326, 

 329 ; acquired immunity in, 209 ; pro- 

 tective lining of digestive canal of, 421 



Insusceptibility of cells of refractory ani- 

 mals, 341 



Integument of Invertebrata, protective 

 function of, 404 



Intermediary body, 88, 91, 296, 557 



Intestine, protective function of the, 422; 

 microbian flora of, 420 ; antitoxic action 

 of this flora, 427 



Intestinal ferments, absence of microbi- 

 cidal power from, 424, 567 ; intestinal 

 micro-organisms, favouring and retarding 

 functions of, 426 ; destruction of toxins 

 by, 427 



Invertebrata, natural immunity in the, 40, 

 131-135, 326-329; acquired immunity 

 in the, 209-210, 301 ; immunisation of, 

 by specific serums, 301 ; protective func- 

 tion of integument of, 404 



Iodine trichloride in immunisation, 347 



Iron, absorption of, by leucocytes, 399 



Irritability, part played by, 18, 27 (see 

 also Susceptibility) ; in plants, 38 



Isaria, resistance to infection by, 329 



Koch's phenomenon in tuberculosis, 437 

 Kupffer's cells, 75 



