Journal of Pediatric Surgery
Volume 31, Issue 4 , Pages 503-506 , April 1996

Extraabdominal fixation of the gubernaculum inhibits testicular descent in newborn rats

Reference 

  1. Wensing CJG. Testicular descent in the rat and a comparison of this process in the rat with that in the pig. Anat Rec. 1986;214:154–160
  2. Heyns CF. The gubernaculum during testicular descent in the human fetus. J Anat. 1987;153:93–112
  3. Fallat ME, Williams MPL, Farmer PM, et al. Histological evaluation of the inguinoscrotal migration of the gubernaculum in rodents and its relationship to the genitofemoral nerve. Pediatr Surg Int. 1992;7:265–270
  4. Shono T, Suita S. The effect of the excision of future scrotal skin on testicular descent in neonatal rats: A new experimental model of cryptorchidism. J Pediatr Surg. 1995;30:734–738
  5. Johnsen SG. Testicular biopsy score count—A method for registration of spermatogenesis in human testes: Normal values and results in 335 hypogonadal males. Hormones. 1970;1:2–25
  6. Risbridger GP, Kerr JB, Peake R, et al. Temporal changes in rat Leydig cell function after the induction of bilateral cryptorchidism. J Reprod Fertil. 1981;63:415–423
  7. Sharpe RM. Impaired gonadotrophin uptake in vivo by the cryptorchid rat testis. J Reprod Fertil. 1983;67:379–383
  8. Jahnsen T, Goldeladze JO, Haug E, et al. Changes in rat testicular adenylate cyclase activities and gonadotorophin binding during unilateral experimental cryptorchidism. J Reprod Fertil. 1981;63:381–390
  9. Schanbacher BD, Gomes WR, Vandemark NL. Testicular carnitine acetyltransferase activity and serum testosterone levels in developing and cryptorchid rats. J Reprod Fertil. 1974;41:435–440
  10. Bergh A, Helander HF, Wahlquist L. Studies on factors governing testicular descent in the rat-particularly the role of the gubernaculum. Int J Androl. 1978;1:342–356
  11. Frey HL, Rajfer J. Role of the gubernaculum and intraabdominal pressure in the process of testicular descent. J Urol. 1984;131:574–579
  12. Beasley SW, Hutson JM. The role of the gubernaculum in testicular descent. J Urol. 1988;140:1191–1193
  13. Quinn FMJ. Evaluation of the scrotal testis before and after orchidopexy in experimental unilateral cryptorchidism. J Pediatr Surg. 1991;26:602–606
  14. Kogan SJ. Childhood orchiopexy and hernia repair. In: Glenn JF editors. Urologic Surgery. ed 4. Philadelphia, PA: Lippincott; 1991;p. 946–957
  15. Hutson JM, Beasley SW. In: ed 1. Descent of the Testis. London, England: Edward Arnold; 1992;p. 50–90

 Presented at the 42nd Annual International Congress of the British Association of Paediatric Surgeons, Sheffield, England, July 25–28, 1995.

PII: S0022-3468(96)90483-2

Journal of Pediatric Surgery
Volume 31, Issue 4 , Pages 503-506 , April 1996

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