Contents 



Introduction: Flagellar Propulsion, by Sir James Gray 1 



Sperm Movement : Problems and Observations, by Lord 



Rothschild 13 



Biophysical Approaches to the Measurement of Sperm Motility, 



by Robert Rikmenspoel 31 



Ionic Balance of Sperm Cells, by H. B. Steinbach and Philip 



B. Dunham 55 



Ionic and Osmotic Conditions in Relation to Metabolic Control, 



by G. W. Salisbury 59 



Oxidative and Biosynthetic Reactions in Spermatozoa, by 



Charles Terner 89 



Respiration and Oxidative Phosphorylation in Relation to 



Sperm Motility, by Pierre H. Gonse 99 



Comments on Certain Aspects of the Metabolism of Spermato- 

 zoa, by R. J. Flipse 133 



A Theory of the Survival Value of Motility, by Francis D. 



Carlson 137 



Sperm Tail Structure in Relation to the Mechanism of Move- 

 ment, by Don W. Fawcett 147 



Cytochemical Aspects of Spermatozoan Motility, by Leonard 



Nelson 1 7 1 



Biomolecular Aspects of Spermatozoan Motility, by Frederick 



G. E. Pautard 189 



Adenosine Triphosphatase and Acetylcholinesterase in Rela- 

 tion to Sperm Motility, by J. Tibbs 233 



Reactivation of Extracted Sperm Cell Models in Relation to the 



Mechanism of Motility, by David W. Bishop 251 



8068 



