Changes in testicular histology and sperm quality in llamas (Lama glama), following exposure to high ambient temperature

Theriogenology

Volumn 67, Issue 8, 2007, Pages 1316-1323

  Schwalm, A ^a   Gauly, M ^b   Erhardt, G ^a   Bergmann, M ^a  

^a JUSTUS LIEBIG UNIVERSITY   (Germany)

^b UNIVERSITY OF GÖTTINGEN   (Germany)

Author keywords

Heat stress; Ki 67; Llama; Sperm parameters; Testes

Indexed keywords

KI 67 ANTIGEN;

ANIMAL; APOPTOSIS; ARTICLE; ARTIODACTYLA; CONGENITAL MALFORMATION; HEAT; HISTOLOGY; MALE; MITOSIS; PHYSIOLOGY; SEMINIFEROUS TUBULE; SPERMATOGENESIS; SPERMATOGONIUM; SPERMATOZOON; SPERMATOZOON COUNT; SPERMATOZOON MOTILITY; TESTIS; THERMOREGULATION;

ANIMALS; APOPTOSIS; BODY TEMPERATURE REGULATION; CAMELIDS, NEW WORLD; HEAT; KI-67 ANTIGEN; MALE; MITOSIS; SEMINIFEROUS TUBULES; SPERM COUNT; SPERM MOTILITY; SPERMATOGENESIS; SPERMATOGONIA; SPERMATOZOA; TESTIS;

ANIMALIA; LAMA (MAMMAL); LAMA GLAMA;

EID: 34247160881     PISSN: 0093691X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.theriogenology.2007.02.005     Document Type: Article

References (36)

1. Martti K. Development of the rectum-testis differences in the post-natal rat. J Reprod Fertil 14 (1967) 427-437
2. Blackshaw A.W., Hamilton D.J., and Massey P.E. Effects of scrotal heating on testicular enzymes and spermatogenesis in the rat. Aust J Biol Sci 26 (1973) 1395-1407
3. Chowdhury A.K., and Steinberger E. Early changes in the germinal epithelium of rat testes following exposure to heat. J Reprod Fertil 22 (1970) 205-212
4. Meistrich M.L., Eng V.W.S., and Loir M. Temperature effects on the kinetic of spermatogenesis in the mouse. Tissue Kinet 6 (1973) 379-393
5. Shikone T., Billig H., and Hsueh A.J.W. Experimental induced cryptorchism increases apoptosis in rat testis. Biol Reprod 51 (1994) 865-872
6. Lunstra D.D., and Scharnbacher B.D. Testicular function and Leydig cell ultrastucture in long-term bilaterally cyptorchid rams. Biol Reprod 38 (1988) 211-220
7. Sod-Moriah U.A., Goldberg G.M., and Bedrak E. Intrascrotal temperature, testicular histology and fertility of heat-acclimatized rats. J Reprod Fertil 37 (1974) 263-268
8. Rathore A.K. Fertility of rams heated for 1, 2, 3 and 4 days, mated to superovulated ewes. Aust J Agric Res 21 (1970) 355-358
9. Smith J.F. The effect of temperature on characteristics of semen of ram. Aust J Agric Res 22 (1971) 481-490
10. Djanuar R. Effect of high temperature on spermiogenesis of rams. Commun Vet 9 (1965) 13-18
11. Mieusset R., Quintana C.P., Sanchez P.L.G., Sowerbutts S.F., Zupp J.L., and Setchell B.P. Effects of heating the testes and epididymes of rams by scrotal insulation on fertility and embryonic mortality in ewes inseminated with frozen semen. J Reprod Fertil 94 (1992) 337-343
12. Lue Y.H., Sinha Hikim A.P., Swerdloff R.S., Im P., and Taing K.S. Single exposure to heat induces stage specific germ cell apoptosis in rats: role of intratesticular testosterone on stage specificity. Endocrinology 140 (1999) 1709-1717
13. Lue Y.H., Sinha Hikim A.P., Wang C., Im M., Leung A., and Swerdloff R.S. Testicular heat exposure enhances the suppression of spermatogenesis by testosterone in rats: the "two-hit" approach to male contraceptive development. Endocrinology 141 (2000) 1414-1424
14. Ikeda M., Kodama H., Fukuda J., Shimizu Y., Murata M., Kumagai J., et al. Role of radical oxygen species in rat testicular germ cell apoptosis induced by heat stress. Biol Reprod 61 (1999) 393-399
15. Bowler K. The effect of repeated applications of heat on spermatogenesis in the rat: a histological study. J Reprod Fertil 28 (1972) 325-333
16. Yin Y., Hawkins K.L., Dewolf W.C., and Morgentaler A. Heat stress causes testicular germ cell apoptosis in adult mice. J Androl 8 (1997) 159-165
17. De Rooij D.G., and Van Dissel-Emiliani FMF. Regulation of proliferation and differentiation of stem cells in the male germ line. In: Potten C.S. (Ed). Stem cells (1997), Academic Press, London
18. Steger K., Aleithe I., Behre H., and Bergmann M. The proliferation of spermatogonia in normal and pathological human seminiferous epithelium: an immunhistochemical study using monoclonal antibodies against Ki-67 protein and proliferating cell nuclear antigen. Mol Hum Reprod 4 (1998) 227-233
19. Fowler ME. Medicine and surgery of South American Camelids. 2nd ed. (1998), Iowa State University Press
20. Gauly M. Saisonale Veränderungen spermatologischer Parameter und der Serumkonzentration von Testosteron, Oestradiol 17β, Thyroxin sowie Trijodthyronin männlicher Neuweltkameliden (Lama glama) in Mitteleuropa. Inaugural Dissertation. Institut für Tierzucht und Haustiergenetik der Justus-Liebig-Universität Gießen; 1997.
21. Bravo PW. The reproductive process of South American Camelids. ISBN o-9719073-0-7; 2002.
22. Busch W, Löhle K, Peter W. Künstliche Besamung bei Nutztieren, 2. Auflage, Gustav Fischer Verlag Jena; 1991.
23. Blom E. A new sperm defect - "pseudodroplets" - in the middle piece of the bull sperm. Nord Vet Med 20 (1968) 279-283
24. Delhon G.A., and Von Lawzewitsch I. Reproduction in the male Llama (Lama glama), a South American Camelid. I. Spermatogenesis and organization of the intertubular space of the mature testis. Acta Anat 129 (1987) 59-66
25. SAS. SAS/Stat. User's Guide, Version 6. Cary, NC: SAS Institute Inc.; 1989.
26. Steinberger E., and Dixon W.J. Some observations on the effect of heat on the testicular germinal epithelium. Fertil Steril 10 (1959) 578-595
27. Chowdhury A.K., and Steinberger E. A quantitative study of the effect of heat on the germinal epithelium of the rat testis. Am J Anat 115 (1964) 509-524
28. Waites G.M.H., and Ortavant R. Effects on spermatogonia and other cell types of a single period of temperature elevation in the testis. Aust J Exp Biol Med Sci 45 (1967) 4
29. Waites G.M.H., and Ortavant R. Effets précoces d'une brève élévation de la température testiculaire sur la spermatogenèse du bélier. Ann Biol Anim Biochem Biophys 8 (1968) 323-331
30. Moule G.R., and Waites G.M. Seminal degeneration in the ram and its relation to the temperature of the scrotum. J Reprod Fertil 5 (1963) 433-446
31. Braden A.W.H., and Mattner P.E. The effect of scrotal heating in the ram on semen characteristics, fecundity and embryonic mortality. Aust J Agric Res 21 (1970) 509-518
32. Werner A., Meinhardt A., Seitz J., and Bergmann M. Distribution pattern of heat shock protein 60 immunoreactivity in testes of infertile men. Cell Tissue Res 288 (1997) 539-544
33. Howarth B. Fertility in the ram following exposure to elevated ambient temperature and humidity. J Reprod Fertil 19 (1969) 179-183
34. Allan D.J., Harman B.V., and Roberts S.A. Spermatogonial apoptosis has three morphologically recognizable phases and shows no circadian rhythm during normal spermatogenesis in the rat. Cell Prolif 25 (1992) 241-250
35. Lue Y.H., Lasley B.L., Laughlin L.S., Swerdloff R.S., Sinha Hikim A.P., Leung A., et al. Mild testicular hyperthermia induces profound transitorial spermatogenic suppression through increased germ cell apoptosis in adult Cynomolgus Monkeys (Macaca fascicularis). J Androl 23 (2002) 799-805
36. Miura M., Sasagawa I., Suzuki Y., Nakada T., and Fujii J. Apoptosis and expression of apoptosis-related genes in the mouse testis following heat exposure. Fertil Steril 77 (2002) 787-793