INDEX OF SUBJECTS 



737 



Bacteria, katabolic activities of, by 

 denitrifying bacteria, 52 



by fat-splitting enzymes, 47 



by lab enzymes, 46 



by proteolytic enzjrmes, 43 

 liberation of energy by, 58 

 light production of, 59 

 microscopic study of. See Microscopic 



study 

 nitrifying. See Nitrifying bacteria 

 nutrition of, 25. See also under 



Nutrition of bacteria 

 occurrence of, in the body, 181 

 parasitic, 29 



definition of, 182 

 pathogenic, 182 

 phenol production by, 167 

 physical agents injurious to, 62 

 pigment formation by, 59 

 protozoa and, differentiation of, 1 

 putrefactive, quantitative chemical 



analysis of, 21 

 reducing powers of, 167 

 relation of, to moisture, 35 



to physical environment, 31 



to pressure, 35 

 relationship of, to other plants, 35 

 reproduction of, 18 



rate of, 18 



varieties of, 18 

 saprophytic, 29 



definition of, 182 

 size of, 9 

 staining of, methods of. See Staining 



of bacteria 

 sulphvir. See Sulphur bacteria 

 symbiosis of, 31 

 thermal death points of, 34 

 variations in forms of, 19 

 virulence of, and infectiousness, 183 

 virulent, sublethal doses of, in active 



immunization, 195 

 Bacteriacese, 37 

 Bacterial cell, ash in, 23 

 Babes-Ernst granules in, 11 

 capsule of, 12 

 carbohydrates in, 23 

 chemical consitutents of, 21 

 48 



Bacterial cell, chemical constitients of, 

 quantitative analysis of, 21 



varieties of, 21 

 fats in, 22 

 globulin in, 22 

 membrane of, 12 

 metachromatic granules in, 11 

 morphology of, 100 

 motiUty of, 13 



Brownian, 14 



by flagella, 14 



effect of temperature on, 15 



molecular, 14 



true, 14 

 nucleus in, 10 

 organs of locomotion of, 13 



classification of bacteria based on, 

 15 

 osmotic properties of, 23 

 permeabihty of membrane of, 23 

 plasmolysis of, 23 

 plasmoptysis of, 24 

 polar bodies in, 11 

 proteids in, 22 



refractive index of parts of, 24 

 specific gravity of forms of, 24 

 water in, 21 

 Bacterial enzymes or ferments, 42 

 action of, 42 



environmental conditions on, 43 



reversible, 43 

 similarity of, to ferments of special- 

 ized cells of higher plants and ani- 

 mals, 43 

 Bacterial forms, variations of, 19 

 Bacterial poisons, 184 

 action of, 187 

 ptomains and, 185 

 resistance of, to chemical action and 



heat, 187 

 summary of, 305 

 varieties of, 185 



endotoxins, 185 



proteins, 186 



true toxins, 185 

 Bacterial products in active immuniza- 

 tion, 195 

 Bacterial proteins, 186 



