826 



INDEX OF SUBJECTS 



Dysentery bacilli, investigation of, by 

 Park and Carey, 439 



by Park and Dunham, 438 



by Shiga, 435 



by Spronck, 437 



by Strong and Musgrave, 436 



by Vedder and Duval, 437 

 pathogenicity of, 441 

 pseudo-dysentery bacillus and, 437, 



438 

 Shiga's bacillus in, 435 



cultural characteristics of, 436 



morphology of, 435 

 toxic products of, 442 



action of, on animals, 443 



obtaining of, from cultures, 442 

 "Y" bacillus in, 438 



EBEBTH, discovery of typhoid bacillus 



by, 399 

 Edema, malignant, bacillus of. See 



under Malignant edema 

 Eel-blood serum, toxic, 205 

 Eggs used in clearing culture media, 



119 

 Ehrlich's analysis of diphtheria toxin, 



205-215. See also under Diphtheria 



toxin 

 Eichstedt, discovery of Microsporon 



furfur by, 639 

 Electricity in destruction of bacte'ria, 



65 

 Electrolytic dissociation, 74 



relation between degree of and bac- 

 tericidal powers of solutions, 74 

 Elser and Huntoon, discovery of pseu- 



domenigococcus by, 379 

 Eisner's potato-extract gelatin, isola- 

 tion of typhoid bacillus in stools by, 



407 

 Emphysematous gangrene, isolation of 



Bacillus aerogenes capsulatus from, 



474 

 Endameba, 723 



forms of, 723 



Endameba africana, 731 

 Endameba coli, 735 

 morphology of, 734 



Endameba, forms of, Endameba coli, 



multiplication of, 735 

 nature and occurrence of, 734 

 pathogenicity of, 736 

 size of, 734 



Endameba gingivalis, 736 

 cyst formation of, 734 

 morphology of, 736 

 occurrence of, 736 

 pathogenicity of, 736 

 site of, 736 



Endameba histolytica, 725 

 as cause of dysentery, 726 

 cyst formation of, 731 

 degenerative forms of, 731 

 morphology of, 729 

 pathogenicity of, 726 

 Endameba tetragena, 731 

 pathogenic history of, 725 

 Endolysins, 291 



Endo's fuchsin-agar, isolation of ty- 

 phoid bacillus in stools by, 409 

 Endo's medium, for colon-typhoid dif- 

 ferentiation, 134 

 Harding and Ostenberg's method of 



preparation of, 135 

 Kendall's modification of, 135 

 Endospores, 16 

 Endotoxins, 185, 306 



compared with pigments, 186, 309 

 of Staphylococcus pyogenes aureus, 



328 



of Streptococcus pyogenes, 345 

 summary of, 306 

 toxins distinguished from, 186 

 Environment and bacteria, 31 

 Enzymes, definition of, 42 

 katalyzers and, analogy between, 42 

 produced by bacteria, 168 

 diastatic, 169 

 inverting, 169 

 proteolytic, 168 

 varieties of. See under specific 



names 



Epitoxoid in toxin, 208 

 Erlenmeyer flask, 114 

 Escherich, discovery of Bacillus lactis 

 aerogenes by, 453 



