579 



fluids, theory of osmotic pressure, 193, 

 213 ; of extracts of glands and exuda- 

 tions, 195; of the saliva, 415; absence 

 of, from the intestinal ferments, 424, 567 ; 

 of serums, Wright's method of testing, 

 483; does not develop parallel with ag- 

 glutinative, 483 ; and immunity, absence 

 of parallelism, 554 



Bactericidal substance (alexin, comple- 

 ment, cytase) : in blood and other fluids, 

 184-193, 534; source of, in body fluids, 

 185-193 ; theory of leucocytic secretions, 

 187-191 ; presence in body fluids due to 

 phagolysis, 191; is of phagocytic origin, 

 185, 192; in body fluids, microphages 

 source of, 187; not resistant to heat, 

 268; and so distinguished from pro- 

 tective substance, 268; Pfeiffer's theory 

 of, 534 



Bacteriolysis. See Micro-organisms, de- 

 struction of 



Bacteriolysis, analogy between haemolysis 

 and, 537 



Bat, immunity against tetanus of hiber- 

 nating, 339 



Baumes-Colles' law in syphilis, 436 



Behring's "normal serum," 496 



Bile, function of, 60; salts protective 

 against snake venom, 388; protective 

 function of, 424 



Bipinnaria, 70, 518 



Blastomycetes. See also Yeast-cells 



Blastomycetes, resistance of Daphnia to, 

 131, 404, 520; fate of, in refractory 

 organism, 172; acidophile, 418 



Blood, pepsin in the, 66, 563 ; precipitins in 

 the, 68, 106, 107, 568; fate of effusions of, 

 73; bactericidal power of, 184 (see also 

 Bactericidal, Serums) ; natural antitoxins 

 in normal, 111, 204, 444 ; stimulant (pro- 

 tective) action of human, 271, 318; 

 immunity conferred by maternal, 447; 

 recognition of, in medico-legal research, 

 107, 568; from convalescents, protective 

 power of, 437, 441, 443; agglutination 

 of (see Agglutination) 



Blood corpuscles, resorption of red, 47, 

 50, 56, 57, 70, 72, 79-100, 537 (see also 

 Haemolysis) ; fixation of cytase by red, 

 194; agglutination of red, by serums, 

 258 ; agglutination of red, by ricin, 360 

 )dy fluids. See also Bactericidal, Blood, 

 Humoral theory, Serums 



y fluids, natural immunity and the 

 composition of, 128-131, 146 ; in natural 

 immunity, absence of antitoxic property 

 in, 204; bactericidal power of, 184-193, 

 512, 525-531, 542 (see also Body fluids, 

 Serums) ; antitoxic power of the, 204, 531, 

 533, 543; protective properties of, 266-280 

 oophilus bovis, 247 



prdet's sensibilising substance, 91, 199, 

 298, 535, 537, 557 



Botulism, protective action of fats against 

 toxin of, 387; action of digestive dia- 

 stases on toxin of, 420 



Bouchard's theory of acquired immunity, 

 232, 286 ; of attenuating power of serums, 

 286-289 



Bouillon de panse, 473 



Bovidae, acquired immunity of, against 

 Texas fever, 247, 279; protection of, 

 against tetanus, 494; vaccination of, 

 against rinderpest, 425, 466-468; against 

 rabies, 466 ; against anthrax, 470 ; against 

 symptomatic anthrax, 471 ; against pleu- 

 ropneumonia, 477-479 ; ancient methods 

 against pleuropneumonia in, 506 



Broth as a protective fluid, 320, 321, 365 



Buccal cavity, microbial products in the 

 protection of the, 416; flora of, 414 



Buchner's theory of immunity, 512, 527 



Calf lymph vaccine, method of prepara- 

 tion, 456 



Carassius. See Goldfish 



Carmine, fixation of tetanus toxin by, 

 388, 394 



Cattle. See Bovidae 



Cattle plague. See Einderpest 



Cayman. See Alligator 



Cellular or histogenic immunity, 335, 336, 

 340, 563-565 



Cellulosase, 86 



Cerebral substance, action of emulsions of, 

 on toxins, 386 



Cerebral tetanus, 383, 391 



Chemiotaxis. See also Hyperleucocytosis, 

 Susceptibility 



Chemiotaxis in Infusoria, 19 ; in plasmodia 

 of the Myxomycetes, 30; of duodenal 

 mucous membrane, 64 ; of phagocytes, 

 79, 108, 133, 167, 177, 280; of leucocytes 

 for rennet, &c., 119; positive, in seg- 

 mentation-cells of frog embryo, 565 



Cholera antibody (fixative), 253, 267, 292 



Cholera, Asiatic, protective power of blood 

 of convalescents from, 441; vaccinations 

 against, 480-481 



Cholera peritonitis, heredity of immunity 

 against, 447, 448; immunity of guinea- 

 pig against, 533 



Cholera toxin, alligator resistant to, 333 ; 

 immunisation against, 350; action of 

 normal serum of goat on, 365 



Cholera vibrio. See also Pfeiffer's pheno- 

 menon, Vibrios 



Cholera vibrio, adaptation of, to bactericidal 

 substance, 23 ; susceptibility of larva of 

 Ehiuoceros beetle to, 40, 133; immunity 

 of frog against, 142; of guinea-pig against, 

 163, 533; extracellular destruction of, 

 165, 212 (see also Pfeiffer's phenomenon); 

 eosinophile transformation in, 198; ar- 

 throspores of, 254 ; agglutination of, 261, 

 264; protective action of serums against, 



372 



