논문 및 학회지

대한생식의학회지   제8권 제2호 2010년

정관절제가 흰쥐의 정자두부의 미세구조에 미치는 영향

중앙대학교 의과대학 비뇨기과학교실;중앙대학교 의과대학 비뇨기과학교실;

류희수;김기수;,

Effect of the Vasectomy on the Fine Structure of the Sperm-Acrosome in Rats

Ryoo, Hee-Soo;Kim, Kee-Soo;

Department of Urology, Chung-Ang University College of Medicine;Department of Urology, Chung-Ang University College of Medicine;

Vesectomy has been increased as a popular method of birth control because it is simpler than other methods for men. But the vasectomy results in several problems such as relation to effect changes on the structure and function of the reproductive organ. The fate of non-ejaculated spermatozoa is postulated by some authors that those are disappeared by a progress of dissolution and reabsorption in the epididymis, and we have attempted to prove the true state of sperm-acrosome on the fine structure in vasectomized rats. The results were as follows: 1. Apical segments of the acrosome were swollen similar to the shape of club in many spermatozoa. 2. Discontinuities of the outer and inner acrosomal membranes were occasionally noted and there were complete losses of acrosomes in the certain place. 3. There was no evidence of significant changes in the nuclear structure, nor dilatation of the subacrosomal space. 4. Vasectomy might effect destructive changes in the acrosomes of the non-ejaculated spermatozoa in situ.

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