INDEX OF SUBJECTS 



1175 



Leptospira icterohaemorrhagiae, causa- i 

 tive agent of yellow fever, 881-883 ! 



description of, 882 



immunization with, 884 



medium for cultivation of, 882 



relation to Weil's disease, 883 

 Leucocidin, Nakayama 's method of test- 

 ing for, 429 



production by staphylococcus, 394 



production by streptococcus, 428 



specificity of, 238 



Leucocytic substances (Hiss), effect of 

 injections of, 344-346 



method of obtaining, 345 

 Lice, 953 



baths for individual proctection 

 against, 955 j 



crude creosote oil for prophylaxis, 955 j 



habits of, 953, 954 



heat, in delousing, 956, 957 



in the transmission of typhus fever, I 



937 

 Riekettsia bodies in, 943 



varieties of, 953 



Light in the destruction of bacteria, 77 

 Light production by bacteria, 66 

 Limber neck in chickens, relation to bo- 



tulismus, 746 

 Lipase, enzyme produced by bacteria, 



53 

 Lipoidal constituents of the bacterial 



cell, 24 



Lipovaccine, typhoid, 481, 683 

 Litmus indicator, 147 

 Lockjaw, 727. See also Tetanus 

 Loeffler's medium for diphtheria, 565 

 .Loeffler's method for staining bacteria 



in tissues, 129 



Loeffler's stain for flagella, 119 

 Ludwig's angina, 417 

 Lysins, 278, 279 

 Lysol, 95, 104 



Lytic agents, transmissible in series, 69 

 Lyssa, 900-909. See also Rabies 



MACROPHAGE, 331 

 Madura foot, 971, 972 

 Madurella in madura foot, 972 



Malachite green as a disinfectant, 97 



in culture media, 163 

 Malaria, 1102-1131 



carrier state in, 1117, 1123 

 clinical description of, 1115-1117 

 cultivation of in vitro, 1118 

 description of the mosquito, 1118 

 development of the larva, 1119 

 incubation period in, 1121 

 life history, 1121 



development of human malarial para- 

 sites in the mosquito, 1117 

 epidemiology, 1122 

 carriers in, 1123 

 prevention of mosquito breeding, 



1122 



quinine prophylaxis, 1125 

 screening, 1122 

 treatment, 1124 



examination of fresh blood, 1114 

 geographical distribution, 1103 

 history of, 1102 

 immunity in, 1127 

 life cycle of parasite, 1106 

 other malarial parasites, 1131 

 pathology, 1126 



plasmodia finer structure of, 1112 

 plasmodium falliparum causing aes- 



tivo autumnal fever, 1111 

 staining of, 1114 



plasmodium malariae causing quar- 

 tan fever, 1110 

 staining of, 1114 

 plasmodium vivax, causing tertian 



fever, 1107-1110 



susceptibility of negroes to, 1105 

 transmission by various species, ano- 

 pheles mosquitoes, 1118 

 treatment of, 1129 

 Malignant edema, bacillus of. See Vi- 



brion septique; B. sporogenes 

 Mallei n, 791 



diagnostic use of, 792 

 preparation of, 791 

 Mallory 's eosin methylene-blue stain for 



bacteria in tissues, 131 

 Malta fever, 795. See also B. melitensis 

 Maltase, 56 



