نتایج جستجو برای: ascending testis

تعداد نتایج: 39705  

2011
S Boopathy Vijayaraghavan

OBJECTIVE To evaluate the value of USG as a diagnostic tool to locate nonpalpable testis (NPT), using a new technique of tracking the spermatic cord. MATERIALS AND METHODS This technique was used in 197 instances of NPT over a period of 7 years. The presence or absence of the cord in the inguinal canal was recorded. The visualized spermatic cord was tracked down to the testis in extra-abdomin...

2017
Seiji Hoshi Yuichi Sato Junya Hata Hidenori Akaihata Soichiro Ogawa Nobuhiro Haga Yoshiyuki Kojima

BACKGROUND Several recent reports have demonstrated that the preoperative sensitivity and accuracy of identifying and locating non-palpable testes increases with the use of conventional MRI, in addition to diffusion-weighted imaging (DWI). Therefore, pre-operative prediction of the presence and location of testes using imaging techniques may guide management of intra-abdominal testis. Fowler-St...

Absalan F, Movahedin M Mowla SJ

Background: Disruption in spermatogenesis and infertility occurred after local testicular heating. In this study in addition to evaluation the long term effects of experimental bilateral and unilateral cryptorchidism on sperm parameters and structure of mouse testis, the genes that involved in programmed cell death after cryptorchidism and treatment methods of decreasing the germ cells in semin...

Journal: :Journal of the American Society of Nephrology : JASN 2014
Matthias Olden Tanguy Corre Caroline Hayward Daniela Toniolo Sheila Ulivi Paolo Gasparini Giorgio Pistis Shih-Jen Hwang Sven Bergmann Harry Campbell Massimiliano Cocca Ilaria Gandin Giorgia Girotto Bob Glaudemans Nicholas D Hastie Johannes Loffing Ozren Polasek Luca Rampoldi Igor Rudan Cinzia Sala Michela Traglia Peter Vollenweider Dragana Vuckovic Sonia Youhanna Julien Weber Alan F Wright Zoltán Kutalik Murielle Bochud Caroline S Fox Olivier Devuyst

Uromodulin is expressed exclusively in the thick ascending limb and is the most abundant protein excreted in normal urine. Variants in UMOD, which encodes uromodulin, are associated with renal function, and urinary uromodulin levels may be a biomarker for kidney disease. However, the genetic factors regulating uromodulin excretion are unknown. We conducted a meta-analysis of urinary uromodulin ...

2013
Yongning Lu Sudhanshu Bhushan Svetlin Tchatalbachev Marcelo Marconi Martin Bergmann Wolfgang Weidner Trinad Chakraborty Andreas Meinhardt

Male infertility is a frequent medical condition, compromising approximately one in twenty men, with infections of the reproductive tract constituting a major etiological factor. Bacterial epididymo-orchitis results in acute inflammation most often caused by ascending canalicular infections from the urethra via the continuous male excurrent ductal system. Uropathogenic Escherichia coli (UPEC) r...

2013
Raimund Stein

Cent Eur J Urol 2013; 66: 229-231 DOI: 10.5173/ceju.2013.02.art30 With an incidence of around 3% isolated cryptorchidism represents one of the most common congenital anomalies in full–term newborns [1–9]. Until to the age of three month, up to 70% of these testes will descendent [4, 10]. Therefor at the age of one year, the incidence is around 1%. Complete spontaneous descensus after 6 months o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و فرهنگ - دانشکده زیست شناسی 1392

ناباروری( infertility) یکی از جدی ترین مشکلات اجتماعی در کشورهای پیشرفته است.تقریبا15% از زوج ها با موارد مختلف ناباروری مواجه میشوندو علت 50% از ناباروری این زوج ها مربوط به فاکتورهای وابسته به مردان است. بر اساس تحقیقات موجود علل ناباروری در مردان بیشتر در طی فرایند اسپرماتوژنز ( spermatogenesis) صورت می گیرد. تغییرات ژنتیکی در ژنهایی که در این فرایند درگیر هستند نقش مهمی در اختلالات روند اس...

2014
Amanda D. Rice Leslie B. Wakefield Kimberley Patterson Evette D’Avy Reed Belinda F. Wurn C. Richard King Lawrence J. Wurn

In this case study, we report the use of manual physical therapy in a pediatric patient experiencing complications from a life-threatening motor vehicle accident that necessitated 19 surgeries over the course of 12 months. Post-surgical adhesions decreased the patient's quality of life. He developed multiple medical conditions including recurrent partial bowel obstructions and an ascending test...

Journal: :Food Science and Technology 2022

Transforming growth factor β1 (TGF-β1) is a polypeptide with various biological activities. Recent studies have shown that this and they receptors are expressed in human Leydig cells, Sertoli spermatogonia, spermatocytes sperm cells after birth, involved the endocrine regulation of spermatogenesis. However, there no report on expression TGF-β embryonic testis. TGF-β1 peptide widely distributed ...

Journal: :Acta Scientiarum. Biological Sciences 2023

The family Potamotrygonidae are the only species of stingrays restricted to fresh water and located exclusively in South America. objective this research was analyze morphological aspects germ cells male reproductive tract Potamotrygon amandae. samples were fixed 10% formalin, then dehydrated an ascending ethanol series (70 100%). To carry out light microscopy analyses, they embedded paraffin, ...

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