Objective: To investigate the clinical characteristics, diagnosis and therapeutic strategies of congenital absence of the vas deferens ( CAVD). 目的:探讨先天性输精管缺如(CAVD)的临床特点,提高其诊断和治疗水平。
A morphological study on the musculature and innervation of the vas deferens in rat and man 人和大鼠输精管平滑肌和神经的形态学研究
Determination of semen biochemical indicators in infertile males with congenital bilateral absence of vas deferens Changes and significance of reproductive hormones in serum and biochemistry index in seminal plasma in patients with azoospermia 无精子症患者血清生殖激素、精浆生化指标变化及意义
Effect of Gossypol on the Contraction of Vas Deferens and the Free Amino Acid Content in Fluid of Seminal Vesicle in Rats 棉酚对大鼠输精管收缩及精囊液中游离氨基酸含量的影响
Surgical removal of all or part of the vas deferens, usually as a means of sterilization. Conclusion This method is quite effective for infertility due to tubal obstruction. 输精管切除术输精管的全部或部分的外科切除,尤其是作为绝育的一种办法结论峻竣煎结合中药灌肠治疗输卵管阻塞性不孕疗效确切。
Researchers in China are also having success with a new vas deferens device, though theirs is not being billed as reversible. 中国的研究人员也正在成功研制一种新的输精管装置,目前还没有可逆性的有关报道。
Tufts are the simplest and most often used. Silk carpets, made of high quality natural silk, are produced in a complicated traditional work. A lot of pre-work was involved before weaving. Surgical ligation of the vas deferens as a means of sterilization. 真丝地毯用天然丝线为原料,以传统的复杂的打结方法编织而成,在编织前需要大量的准备工作。
The mature male reproductive system is composed of testis, vas deferens, accessory glands, seminal vesicles and ejaculatory duct. 成熟的雄性生殖系统主要由一对精巢,一对输精管,一对附腺,一对储精囊和一根射精管组成。
Sperms entering the proximal vas deferens are supported in an eosinophilic matrix. 进入近端输精管内的精子被支撑在一种嗜酸性基质中。
Objective To establish a cell culture model in vitro for smooth muscle cells from the ductus deferens of rats. 目的建立从SD大鼠的输精管中提取、培养获得自体平滑肌细胞的方法。
Results: The brown granules of hybridized signals distributed in the cytoplasm of Sertoli and Leydig cells of testis, principle cells of epididymis and epithelial cells of vas deferens. 结果:人睾丸Sertoli和Leydig细胞胞浆、附睾和输精管上皮的主细胞及假复层柱状上皮细胞的胞浆中均有较强的杂交信号;
Effects of Gossypol Acetic Acid on Human Ejaculated Sperm Ca2+ Influx and Rat Vas Deferens Contraction Action 醋酸棉酚对人射出精子Ca~(2+)内流和大鼠输精管收缩反应的影响
Actions of ephedrine on smooth muscle of mouse vas deferens 麻黄碱对小鼠输精管平滑肌的作用
The relationship between immune response to sperm antigen and the development of local nodule after vas deferens sterilization 输精管绝育术后局部结节大小与精子抗原对人体免疫反应关系的研究
OCT and GPM in the vas deferens. 输精管的OCT和GPM的酶活性均呈强阳性或极强阳性。
The main function of collecting tubules is to transport the spermatids to the vas deferens. 收集管的主要功能是将精细胞团输送至输精管。
The forepart of the middle vas deferens is high columnar epithelium and the rear end is columnar epithelium. 中输精管分泌物为嗜酸性,前段为高柱状上皮,后段则为柱状上皮,至后段共出现2处上皮隆起,隆起间为扁平上皮;
Conclusion: Retro-injection of 30% ethanol into the vas deferens of the rat produces significant antifertility effect on rats, but has no significant influence on their spermatogenic cells. 结论:乙醇经大鼠输精管逆向注射的方法在3个月内可产生明显的抗生育效果,但对其生精细胞没有显著性的影响。
Morphology of ductus deferens 输精管的形态学研究
The wall of vas deferens has no muscles. 输精管管壁有一层上皮细胞,但无肌细胞;
The effect of long-term vas deferens ligation on spermatogenesis of rabbits 长期输精管结扎对兔精子发生的影响
Results The vas deferens artery controlled the whole vas deferens, epididymis and partial parenchyma of testis. 结果输精管动脉支配整个输精管,附睾头、体、尾及部分睾丸实质。
The results indicated that T4 inhibited Ca2+ influx of human ejaculated sperm, but had not effects on NE and high K+ induced spontaneous contractions of rat aorta and vas deferens which were dependent on Ca2+ support. 结果指出,T4I抑制人射出精子对Ca2+摄取,但不影响由去甲肾上腺素和高K+依赖Ca2+支持而诱发的大鼠胸主动脉和输精管的自发收缩。
Histochemical observation of redox enzymes in human testis, epididymis and vas deferens 国人睾丸、附睾和输精管的氧化还原酶的组织化学观察
The morphologic changes of testis and epididymis at different intervals after the vas deferens occlusion with Ar+ laser were observed. 对氩离子(Ar+)激光凝堵输精管后不同时期的睾丸和附睾做了形态学观察,发现在术后半月,无论在肉眼和镜下睾丸和附睾均无明显变化;
Experiments on cat sympathetic nerve and isolated guinea pig vas deferens showed that BD-31 blocked moderately the Sympathetic ganglion and blocked mildly the sympathetic nerve endings; 离体豚鼠输精管和猫颈交感神经实验说明,BD-31阻断交感神经节的作用较强,对神经末梢也稍有阻断;
The meshes are around the vas deferens in the last four groups. 后四组中补片均包绕于输精管上。
Immunohistochemical results demonstrate that the main cell types containing CSD are Leydig cells of testis, epithelial cells and some stromal cells throughout the efferent ducts, epididymis and ductus deferens. CSD主要分布在睾丸的Leydig细胞和输出管、附睾以及输精管的上皮细胞和一些基质细胞中。