780 



SPERM, OVA, AND PREGNANCY 



Chang, M. C. 1949. Effects of heterologous 

 seminal plasma and sperm cells on fertilizing 

 capacity of rabbit spermatozoa. Proc. Soc. 

 Exper. Biol. & Med., 70, 32-36. 



Chang, M. C. 1951a. Fertilization in relation to 

 the number of spermatozoa in the Fallopian 

 tubes of rabbits. Ann. Ostet. e Ginec, 2nd Fasc. 

 Spec, 918-925. 



Chang, M. C. 1951b. Fertilizing capacity of 

 spermatozoa deposited into the Fallopian 

 tubes. Nature, London, 168, 697-698. 



Chang, M. C. 1952. Fertilizability of rabbit ova 

 and the effects of temperature in vitro on their 

 subseciuent fertilization and activation i)t vivo. 

 J. Exper. Zool., 121, 351-381. 



Chang, M. C. 1955. Development of fertilizing 

 capacity of rabbit spermatozoa in the uterus. 

 Nature", London. 175, 1036-1037. 



Chang, M. C. 1957. A detrimental effect of 

 seminal plasma on the fertilizing capacity of 

 sperm. Nature, London, 179, 258-259. 



Chang, M. C. 1958. Capacitation of rabbit 

 spermatozoa in the uterus with special refer- 

 ence to the reproductive phases of the female. 

 Endocrinology, 63, 619-628. 



Chang, M. C. 1959. Fertilizing capacity of 

 spermatozoa. In Recoil Progress in the En- 

 docrinology of Reproduction, C. Lloyd, Ed., 

 pp. 131-163. New York: Academic Pres^, Inc. 



Chang, M. C, Hunt, D. M., and Ro.manoff, E. B. 

 1957. Effects of radiocobalt irradiation on 

 rabbit spermatozoa in vitro on fertilization and 

 early development. Anat. Rec, 192, 211-229. 



Chang, M. C, and Pincus, G. 1951. Phy.siology 

 of fertilization in mammals. Physiol. Rev., 31, 

 1-26. 



Ch.^ng, M. C, and Sheaffer, D. 1957. Number 

 of spermatozoa ejaculated at copulation, trans- 

 ported into the female tract, and present in the 

 male tract of the golden hamster. J. Hered., 

 48, 107-109. 



Ch.^ng, M. C. .and Thor.steins.son, T. 1958a. 

 Effects of urine on motility and fertilizing 

 capacity of rabbit spermatozoa. Fcrtil. tV: 

 Steril., 9, 231-237. 



Chang, M. C, and Thorsteinsson. T. 1958b. 

 Effects of osmotic pre.ssure and hydrogen-ion 

 concentration on the motility and fertilizing 

 capacity of rabbit spermatozoa. Fertil. & 

 Steril., 9, 510-520. 



Ch.\rgaff, E. 1951. Some recent studie.* on the 

 composition and structure of nucleic acids. J. 

 Cell. & Comp. Physiol., Suppl.. 38, 41-59. 



Chargaff, E., Lipshitz, R., Green, C, and Hodes, 

 M. E. 1951. The compo.sition of the desoxy- 

 ribonucleic acid of salmon sperm. J. Biol. 

 Chem., 192,223-230. 

 Chargaff, E., Z.«ienhof, S., and Green. C. 1950. 

 Composition of human desoxypentose nucleic 

 acid. Nature, London, 165, 756-757. 

 Cheng, P., and Casida, L. E. 1948. Fertility in 

 rabbit as affected by the dilution of semen and 

 the number of spermatozoa. Proc. Soc. Exper. 

 Biol. & Med., 69, 36-39. 



Cheng, P., .and Casida, L. E. 1949. Effects of 

 testosterone propionate upon sexual libido and 

 the production of semen and sperm in the rab- 

 bit. Endocrinology, 44, 38-48. 



Christie, A. C. 1955. A histochemical study of 

 the cytoplasmic inclusions of the epithelial 

 cells in the epididymis of the mouse. Quart. J. 

 Microscop. Sc, 96, 161-168. 



Ci.ACCio, G. V. 1899. Parallelle tra gli sperma- 

 tozoidi del Triton cristatus e quelli della Runa 

 escidenta. Rendic. Accad. Sc. 1st. Bologna, 3, 

 1898-1899. 



Cieslak, E. S. 1944. Evidence for early testis 

 hormone secretion in the rat from a study of 

 the epididymis. Endocrinology, 35, 63-67. 



Clark, E. 1950. A method for artificial in.semi- 

 nation of viviparous fishes. Science, 112, 722- 

 723. 



Clarke, E. W , and Rothschild, Lord. 1957. 

 Anaerobic heat production of bull spermato- 

 zoa. Pioc. Roy. Soc, London, .ser. B, 147, 316- 

 331. 



Cleland, K. W.. Jones, W. G., and Reid, B. L. 

 1959. Physiology of the rat testis and epididy- 

 mis as revealed by ligation experiments. Aus- 

 tralian J. Sc, 21, 185. 



Cler.mont. Y. 1958. Contractile elements in the 

 limiting membrane of the seminiferous tubules 

 of the rat. Exper. Cell Res.. 15, 438-440. 



Cler.mont, Y., Glegg, R. E., .\nd Leblond, C. P. 

 1955. Presence of carbohydrates in the acro- 

 some of the guinea pig .spermatozoon. Exper. 

 Cell Res., 8, 453-458. 



Clermont, Y., and Leblond, C. P. 1955. Spermio- 

 genesis of man, monkey, ram and other mam- 

 mals as shown by the "PAS" technique. Am. 

 J. Anat., 96, 229-253. 



Clewe, T. H., and Mastroianni, L., Jr. 1959. A 

 method for prolonged collection of .secretions 

 from the oviducts of unanesthetized rabbits. 

 Anat. Rec, 133, 261-262. 



Clewe, T. H., and Mastroianni, L., Jr. 1960. 

 A method for continuous volumetric collec- 

 tion of oviduct -secretions. J. Reprod. & Fertil., 

 1, 146-150. 



Cody, B. A. 1925. Observations and experiments 

 upon spermatozoa of the guinea pig. J. L^rol., 

 13,175-191. 



Cohen, M. R, and Stein. I. F. 1951. Sperm sur- 

 vival at estimated ovulation time — compara- 

 tive morphology; relative male infertility. 

 Fertil. & Steril., 2, 20-27. 



Cohen, M. R., Stein, I. F., Sr., .\nd K.aye, B. M. 

 1952. Spinnbarkeit : a characteristic of cervi- 

 cal mucus; significance at ovulation time. 

 Fertil. & Steril., 3, 201-209. 



CoLWiN, A. L., AND CoLwiN, L. H. 1955. Sperm 

 entry and the acrosome filament (Holothurin 

 aim and Asteri amurensis). J. Morphol., 97, 

 543-568. 



CoLwiN, A. L., AND CoLwiN. L. H. 1957. Mor- 

 phology of fertilization: acrosome filament 

 formation and sperm entry. In The Begin- 

 nings of Embryonic Development. .\. Tyler, 



