Medium, lo, 35, 85, 86, 119, 129, 140 



Medusa-head colony {see also Colony), 36, 141 



Meiosis, 74, 102, 103, 112 



Mellon, Qi, 94, 1 1 1 



Metabolism, 1 18 



Metal, 17 



Metachromatic granules, 5, 10, 37, 91, 92 



Methacrylate, 1 7 



Methylene blue, 8, 9 



Methylene-blue-eosin, 8, 53, 57, ()o 



Methyl green (see also Hale), 12 



Methyl violet, 60 



Micrococcus cryophilus, 55 



Microcyst, 37," 44, 47, 48, 57, 64, 65, 77, 78, 



81, 82, 83, 86, 97, 104, 105-109, III, 



119, 120, 129, 134, 136, 144 

 M icromonospora, 155 

 Microscope, 3, 7, 9, 12, 62, 65 

 Microscopy {see also Electron, Phase-contrast, 



Ultra-violet), 3, 14, 33, 40 

 Microtome, 17 

 Mitchell and Moyle, 35 

 Mitochondria, 10, 32, 33, 38, 40 

 Mitosis {see also Nucleus), 53, 55, 66, 72, 73, 74 

 Mordant, 12, 32 

 Morris, 32, 104, 112, 113, 114 

 Motility, 4, 40, 43, 48, 137 

 Mucus, 134 

 Muir's stain, 1 1 

 Multicellularity, 6, 25-38, 55, 64, 66, 67, 86, 



88, 92, 94. 99. 119, 121. 134. 136. 139. 



142, 149 

 Murray, 31, 36 

 Mycelium, 79, 82, 95, 96, 98, 105, 113, 121, 



129, 142, 158 

 Mycobacteria, 32, 65, 81, 86, 92, 94, 95, 96, 



98. Ill, 153 

 Mycobacterium tuberculosis, 6, 57, 66, 75, Sz, 



91, 94. 96. 97. 102, III, 112, 124 

 Mycobacterium lacticola, 60 

 Mycobacterium phlei, 92, 94 

 Mycologist, 2 

 Myosin, 44 

 Myxobacteria, 2, 3, 7, 8, 40, 48, 51, 59, 62, 



65, 70, 71, 77, 81, 82, 90, 91, 103, 104, 



105, 106, 109, 115, 118, 119, 120, 129, 



134. 135. 136. 142. 144. 155 

 Myxococcus fulvus, 109 

 Myxococcus virescens, 109 

 Myxophyceae {see Blue-green algae) 



Naphthol dyes, 10 



Neisseria gonorrhcece, 127 



Nigrosin, 8, 12, 60 



Nitrogenous material, 29 



Nocardia, 27, 60, 104, 106, 109, 121, 153 



Nuclear membrane, 41, 74, 118 



Nucleic acid, 35, 51, 65, 160 



deoxyribose, 6, 9, 35, 36, 160 



ribose, 6, 7, 9, 35, 77 

 Nucleoprotein, 3, 6, 7, 21. 33, id<, 47, 55 



deoxyribose, 6, 7, 15 



ribose, 6, 7, 22, 35, 77, 85, 86, 97 



EX 163 



Nucleotide, 85, 86, 97 



Nucleus, 3, 6-12, 18, 20, Z2. 32, 36, 41, 51-88, 



87, 90, 97, 100, 103, 105, 106, 109, 113, 



118, 147, 154 

 central, 57, 82, 1 18 

 chromosomal, 59, 60, 75 

 crescentic, 57, 59, 60 

 cycle, 75, 99-1 16 

 diploid, 118, 158 

 extra-cytoplasmic, 60 

 fusion, 68, 69, 71, 90, 102, io<> 

 primary, 70, 76 

 resting! 9, 53-61, 65, 66, 67, 75-82, 86, 97, 



1 02, 1 05- 1 16 

 rod-shaped, 65, 78-82, 87, 100, 102, 106, 1 1 3 



158 

 secondary, 75-79, 106-111 

 spherical vegetative, 55, 60, 65, 66, 75 

 spiral, 78 



vegetative, 9, 55, 60, 62, 65, 70, 76, 150 

 vesicular, 59, 60, 64, 65, 67, 74, 75, 81, 82, 



112, 118 

 Nutrition, 10, 86 



Objective, 14 



Oil, immersion, 4 



Oligosaccharide, 29 



Oogenesis, 102 



Oscillospira, 28, 52, 62, 106 



Osmium tetroxide (osmic acid), 7, 10, 20, 



38, 62 

 Oxidation, 38, 154 



Paillot, 53 



Parasitism, 121, 127, 147, 155 



Pentose, 7, 35 



Perchloric acid, 7 



Periodic acid, 29 



Peristalsis, 40 



pH, 10, 18 



Phase-contrast, 3, 10, 12, 16-20, 73, no 



Phosphoric ester, 35 



Phosphomolybdic acid {see also Hale), 12, 22, 



32 

 Photomicrography, 2, 14, 71, 103 

 Physiology, i 



Phytomonas tumefaciens, no 

 Piekarski, 51, 75, 76, 157 

 Pijper, 33, 151 



Plant, 29, 37, 81, 136, 147, 150. 159 

 Plant pathogen, 77 

 Plant seed, 57 

 Plasmolysis, ^2 

 Pleuropneumonia bovine, 125 

 Pneumococcus, 140, 141, 160 

 Polar body, 102, 109 

 Polarity, 87 



Polypeptide, 2d<. 43, 47, 140 

 Polyploid, 158 

 Polysaccharide, 10, 18, 29, ^2, 35, 36, 40, 41, 



'43, 47, 140, 141 

 Polystyrene, 17 

 Post-fission-movements, 88-99 



