304 



Flagellar gel (Continued) 

 preparation, 203-204 

 x-ray diffraction, 204, 214 

 Flagellar protein, see Contractile 



protein 

 Flagellar relaxing factor, 236, 259- 



" 261 

 Flagellation, see also Motility; 

 Wave 

 bending mechanism, 2, 4, 5, 7-10 

 commutator hypothesis, 23, 293 

 contractile molecules, 221 

 contraction-relaxation cycle, 276 

 elements of movement, 2-5, 7-9 

 flagellar volume changes, 245 

 muscle research, 279-282 

 role of ATPase, 234 

 significance of sperm midpiece, 



L 245 

 stirring-rod hypothesis, 140, 141, 

 146, 290-291 

 Flavoproteins, 102, 104, 108, 109, 



113-116, 119, 289 

 Flipse, R. J., 133 

 Fluoride 



inhibition of flagellar ATPase, 



241-242 

 inhibition of flagellar swelling, 



242 

 inhibition of glycolysis, 92 

 Follicular secretions, 63 



pH, 71 

 Food, see Nutrient 

 Force, 1 1 



inertial, 8, 143 

 torque, 15, 39 

 viscous, 9, 10, 143, 173 

 Formate production, 133 

 Freezing point depression, 32, 63, 



69," 70 

 Friedlaender, M. H. G., 112 

 Fructolysis, 17, 18, 20, 27, 89, 172; 

 see also Metabolism 

 carbon dioxide stimulation, 72 

 osmotic pressure, effect of, 66 



Fructose 



substrate, 17, 18, 20, 60-62, 65, 

 66, 83, 90, 91, 135 

 Fructose-C 14 utilization, 135 



Fulbright Award, 130 



Gadus sperm, 190 

 Galtsoff, P. S., 112 

 Genital secretions 



ionic properties, 63-65 



pH, 70 



sperm energy expenditure, 59 



sperm metabolism, 83 



sperm motility, 83 



sperm respiration, 61, 62 

 Gibbons, 1. R., 149, 151, 152, 171, 



227 

 Gilson, H. C, 288 

 Gland secretions, 62 



pH, 70 

 Glucose 



preferential substrate, 135 



substrate, 17, 60, 66, 90, 101, 122, 

 124, 126, 127, 129, 135 

 Glucose-C 14 utilization, 95, 96, 135 

 Glutamic-oxaloacetic transaminase, 



134 

 Glutamic-pyruvic transaminase, 134 

 Glyceraldehyde phosphate dehy- 

 drogenase, 92 

 Glyceride 



biosynthesis, 95-96 



substrate, 96 

 Glycerol 



■stabilization of extracted cells. 

 253 

 Glycerol-C 14 



substrate, 95 

 Glycine 



alanine production, 133, 134 



lactate accumulation, effect on, 

 133 



motility, effect on, 133 

 Glycine-C 14 utilization, 133 

 Glycolate production, 133 



