1020 



INDEX 



Leuconostoc mesenterioides, 522 

 Leucoplastids, 20 

 Life cycle of protozoa, 131 

 Light, heliotaxis, 280 



heliotropism, 280 



influence of, 278 



upon organisms in water, 319 



phototaxis, 280 



phototropism, 280 



production, 251 



radium rays, 281 



X-rays, 281 

 Linin, 16 







of protozoa, 126 

 Lipase, 204, 208, 211, 214 

 Locomotion, 24 



protozoa, 127 



Locusts, bacterial disease of, 912 

 Luetin, 753 

 Lug worm, bacterial disease of gut 



epithelium, 929 

 Lungs, protection by, 691 

 Lymantria dispar, 930, 946 

 Lymphangitis, mycotic, 782 

 Lysin, 704 



bacterio-, 705 



cyto-, 705 



hemo-, 705 



hetero-, 696 



iso-, 696 



structure of, 706 

 Lysinogen, 706 

 Lyssa, 868 



MACARONI, 522 

 Macrogametes, in protozoa, 131 



in yeasts, 70 

 Macronucleus, 18 

 Madura foot, 781 

 Magnesia in soil, 417 

 Mai de caderas, 887 

 Malacosoma neustria, 946 

 Malaria, 890 

 Malignant oedema, 839 

 Mallein, 750 

 Malt syrups, 577 



Malta fever, 791 

 Maltase, 208, 210, 214 

 Malting, 560 



of beer, 623 

 Manganese in soil, 425 

 Mannitic bacteria, in wine, 611 

 Market milk, 430 

 Mastitis, infectious, 789 

 Matzoon, 510 

 Mead, 629 

 Measles, 855 

 Meat, chemical preservation of, 551 



jerked, 523 



poisoning, 584 



refrigeration of, 544 



sterilization of, 533 

 Mechanical effects, influence of, 283 

 Mechanism of cells, 151 

 Media, grape juice as culture, 603 



soil as culture, 346 



wine as culture, 603 

 Melolontha yulgaris, 918, 925 

 Membrane, 23 



impermeable, 175 



permeable, 175 



semi-permeable, 175 



undulating, 25, 127 



Meningitis, epidemic cerebrospinal, 787- 

 789 



antiserum for, 745 



control of, in London, Canada, 



763 

 Mercaptan, 242 



Merismopedia, 87 

 Merozoites, 129 

 Mesomitosis, 32 

 in protozoa, 130 



in yeasts, 69 

 Metabiosis, 298 

 Metabolism, 195, 200, 203 



mechanism of, 203 



products of, 233 

 physical, 250 



of protozoa, 198 



relation of infectious organisms to, 

 681 



