SUBJECTS 



783 



Butjnicus : 



Bacillus effect of hydrogen ion 

 concentration on production 

 of carbon dioxide by 

 (Brooks) 177 



Calif omicus : 



Mustelus, reversal of stereo- 



tropism through change of 



intensity of stimulus 



(Maxwell) 19 



— , stereotropism (Maxwell) 



19 

 Carbon dioxide: 



Osterhout respiratory appa- 

 ratus, calibration for abso- 

 lute quantities of (Parker) 



689 

 Production by Bacillus hutyri- 

 cus, efifect of hydrogen ion 

 concentration (Brooks) 



177 



— — — subtilis, effect of 



hydrogen ion concentration 



(Brooks) 177 



Casein : 



Solution and precipitation, 

 influence of electrolytes 

 (LoEB and Loeb) 



187 

 Cataphoresis : 



Macroscopic, apparatus 



(Northrop and Cullen) 



635 

 Microscopic, convenient cell 

 for (Northrop) 



629 

 Cation : 



Penetration into living cell 

 (Brooks) 347 



Cavity; 



Serous, fluids, equilibrium 

 between blood serum and 

 (Loeb, Atchley, and 

 Palmer) 591 



CeU: 



Animal, selective absorption 

 of potassium by (Mitchell 

 and Wilson) 45 



— , — — of potassium by 

 (Mitchell, Wilson, and 

 Stanton) 141 



Blood, red. See Erythrocyte. 

 Living, penetration of cations 

 into (Brooks) 347 



— , theoretical response to con- 

 tact with solid bodies 

 (Fenn) 373 



Penetration by acids (Crozier) 



723 

 Cesium : 



Absorption of rubidium and, 

 indicating cause of potas- 

 sium selection by animal 

 cells (Mitchell, Wilson, 

 and Stanton) 141 



Chemistry : 



Lumbricus terrestris, chemical 



stimulation of nerve cord 



(Moore) 29 



Physical, of proteins (Cohn) 



697 

 Chloride : 



Sodium. See Sodium chloride. 

 Cocaine : 



Lupimis albus, effect on growth 

 (Macht and Livingston) 



573 

 Colloid: 



Edestin, colloidal behavior 



(Hitchcock) 597 



Electrical charges of colloidal 



particles and anomalous 



osmosis (Loeb) 



463, 621 

 — — — colloidal particles, 

 origin (Loeb) 351 



Concentration : 



Albumin, effect on conductivity 

 of sodium chloride solution 

 (Palmer, Atchley, and 

 Loeb) 585 



