Heated serum, 271, 277, 278, 279 Heating of manure, 116 HELLMICH, 84 HELMONT, VAN, 18 Hemagglutinin, 265 Hemicellulose, 83 Hemolysin, 272 Hemolytic amboceptor, 278 Hemorrhagic septicemia, 246 HENLE, 27, 34, 233 HERICOURT, 289 Herpes tonsurans, 28, 34 HESSELING, von, 32 Heterologous sera, 276 Heterotrophic, 86 HILL, 33 HILTON, 27 HOFFMAN, 24 Hog cholera, 231, 242, 248, 252, 253 erysipelas, 248 Holders, 143 HOLMES, 28, 34 Homologous sera, 276 Hookworm disease, 28, 34 Horses, 227, 263 Host, 87 Hot beds, 117 Hunger in immunity, 251 Hydrochloric acid, 246 Hydrogen, function of, 98 ion concentration standardization, 175, 176 oxidation of, 114 peroxide, 162 sulphide, 115 Hydrophobia, 249 Hydrostatic pressure, 79 Hygienic laboratory, 165 Hypochlorites, 157, 158 I Ice cream poisoning, 104 Identification of bacteria, 216, 217 in blood, 269 in meat, 269 in milk, 269 Immersion oil, 201 Immunity, 236, 250-296 acquired, 251, 252 active, 251, 252-255 antibacterial, 254, 255 antitoxic, 254, 255 artificial, 251, 252 classification of, 251 congenital, 251 factors in, 295 modifying, 250 inherited, 251, 252 natural, 295 passive, 251, 252, 253 to protein, 290 reactions, value, 255 relative, 250 summary of, 295 theories of, 256 Inactivate, 272 Incubation period, 26, 232 Incubator, 213 cold, 215 room, 213 Index, chronological, 31 opsonic, 281 phagocytic, 281 Indicator, 278 Indol, 104 Infection, 232 auto, 234 channels of, 243 endogenous, 235 exogenous, 235 mixed, 234 primary, 234 secondary, 234 wound, 17, 25, 26, 27, 30, 34, 36, 233, 234, 240, 243, 248 Infectious diseases, 232 control of, 240 Infective organisms, specificity of location, 249 Infestation, 232 Infested, 232 Influenza, 239, 241, 246 Infusoria, 33 Inhalation, 228 Inherited immunity, 251, 252 Inoculation of animals, 227 uses of, 227 of cultures, 186, 188 definition of, 192 methods of, 227 needles, 192 Inoculations, first protective, 30 of smallpox, 24 Insects, 241, 242 Instruments, sterilization, 136, 167 Intracardiac, 228 Intracellular enzyme, 166 Invasion, 232 Invertase, 124 Involution forms, 53, 212 Iodine, 157 Iron bacteria, 86 function of, 89 Irregular forms, 53 Isolation of anaërobes, 190 of pure cultures, aids in, 197-199 methods, 194-196 Itch mite, 27, 34 J JABLOT, 32 Jack-o-lantern, 105 Jar, Novy, 192 JENNER, 26, 34, 253 Johne’s disease, 248 K KETTE, 32, 35 Kidneys, 248 Kinase, 125 KIRCHER, 18, 25, 33 KLEBS, 29, 35 KLENCKE, 28, 34 KOCH, 17, 27, 29, 30, 33, 36 Koch’s postulates, 233 KRAUS, 268 KRUSE, 254 KÜCHENMEISTER, 28, 35 L LAB, 124