INDEX OF SUBJECTS. 



(An asterisk (*) designates pages showing illustrations.) 



Abbe condenser, 16, 24* 



Aberration, chromatic, 15 



Abiogenesis, 3, 4 



Abortion, contagious, 341 



Abrin, 171 



Abscess, 261, 266 



Absorption of oxygen for anaerobic 



culture, 125 



Accidental infection, 104 

 Acetic acid, 169 

 Achorion schonleinii, 10, 239, 241* 



cultures of, 240 

 Achromatic objectives, 16 

 Acid, carbolic, 76 



production of, 169 

 Acid-proof bacilli, 46, 314 



method of staining, 46 

 Acids, germicidal action of, 71 

 Acne, 342 

 Acquired immunity, 220, 222 



active, 222 



passive, 224 

 Actinomyces, 246 



bovis, 246 

 Actino mycosis, 246 

 Active immunity, 222 



duration of, 222 



methods of inducing, 222 

 Adaptation to environment, 167, 171 



to parasitism, 202 

 Aedes (Stegomyia) calopus, 369* 

 Aerobes, 166 



sporogenic, 268 

 Aerobic bacteria, 166 

 Aerobioscope, 177* 

 Agar, 89 



ascitic-fluid, 99 



blood-streaked, 98 



glucose, 91 



glycerin, 91 



sugar, 91 



Age factor in susceptibility, 197 

 Agglomerin, 265 

 Agglutination, 211, 338 



technic of, 211 

 Agglutinins, 211 

 Aggressins, 205 



Agriculture, 14 



relation of microbes to, 14 

 Air, 174, 176 



disease-bearing insects of, 178 



micro-organisms of, 176 

 Albumen fixative, 56 

 Alcohol, as germicide, 78 



production of, 169 

 Alcoholic fermentation, 169 

 Aleppo boil, 396 

 Alexin, 212, 215 

 Alimentary canal, bacteria of, 202 



infection, 134 



Alkalies, germicidal action of, 73 

 Allergy, 219 

 Alopecia areata, 241 

 Alum in water filtration, 181 

 Amboceptor, 214 

 Ameba (Amoeba), 155 



cultures of saprophytic, 402 



in tropical dysentery, 12 

 American filtration, 181 

 Ammonia, 170 

 Amoeba, 155 



cultures of saprophytic, 402 



in tropical dysentery, 12 



proteus, 401* 



Amphitrichous bacteria, 148 

 Anaerobes, 166 



sporogenic, 275 

 Anaerobic bacteria, 166 



cultivation of, 124 



cultures, 124 



Buchner's method, 125, 126* 



combined hydrogen and pyrogallate 

 method, 128*, 129 



deep stab, 124 



termentation tube, 125 



in hydrogen, 126, 127* 



Novy's method, 126, 127* 



reducing substances in, 130 



removal of oxygen, 125 



under paraffin, 130 



Veillon tube, 124 

 Anaphylaxis, 226 

 Aniline dyes, 40 



disinfectant action of, 78 



445 



