نتایج جستجو برای: testis histology

تعداد نتایج: 54581  

Journal: :Klinicka onkologie : casopis Ceske a Slovenske onkologicke spolecnosti 2017
B Mrinakova K Kajo M Ondrusova J Simo D Ondrus

Paratesticular malignant mesothelioma is an extremely rare type of mesothelioma with only a limited number of reported cases. Its clinical differentiation is challenging, and its diagnosis is almost exclusively accidental. The major risk factor is exposure to asbestos, typically with a long latency between exposure and diagnosis. The current study presents the clinical data of two patients diag...

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: :Human Reproduction 2023

Abstract Study question Can the plasticizer diisopentyl phthalate (DiPeP) disrupt testosterone biosynthesis and alter fetal rat testis histology similarly to other common toxic phthalates? Summary answer DiPeP can dose-dependently suppress mRNA levels of steroidogenic genes induce multinucleated gonocytes in testis, resembling effects phthalates. What is known already an uncommon phthalate, who...

Journal: :The journal of cetacean research and management 2023

Since the mid-1970s, study has focused on reproductive biology of female bowhead whales, while little been described for males. This evaluates testicular morphology (mass and length) histology in relation to body length determine onset male sexual maturity. Mean testis mass mean were highly correlated. Body significantly correlated an inflection increased occurred at approximately 12.5-13.0m su...

2016
Barbara Bilinska Katarzyna Chojnacka Anna Hejmej Marta Zarzycka Wacław Tworzydło Alicja Kaminska Laura Pardyak Dżamila M. Bogusławska Elżbieta Heger Beata Machnicka Michał Skulski Kazimierz Kuliczkowski Aleksander F. Sikorski

Present study was designed to establish a causal connection between changes in the cell-cell junction protein expression at the blood-testis barrier (BTB) and alterations in the adult rat testis histology following an anti-androgen flutamide exposure. Particular emphasis was placed on the basal ectoplasmic specialization (bES) in the seminiferous epithelium and expression of gap and tight junct...

Journal: :Annals of Pathology and Laboratory Medicine 2021

Background: NHL are heterogeneous group of hematolymphoid malignancy occurring in nodal and extra sites. Extra lymphoma (ENL) is distinct from lymphomas due to varied anatomical location, morphological diversity.
 Methods: A retrospective observational study was conducted the department pathology January 2011 till December 2019. Clinical details other investigations were recorded. Gross fe...

Journal: :Brazilian Journal of Biology 2022

Abstract Cadmium (Cd) is one of the major toxicants, which affects human health through occupational and environmental exposure. In current study, we evaluated protective effects morel mushrooms against Cd-induced reproductive damages in rats. For this purpose, 30 male rats were divided into 6 groups (n=5/group), first group served as control group, second was treated with an intraperitoneal (i...

Journal: :International braz j urol : official journal of the Brazilian Society of Urology 2005
Sandro C Esteves Sidney Glina

OBJECTIVE Analyze whether testicular histologic patterns from a group of azoospermic men with varicocele is predictive of treatment outcome after subinguinal microsurgical varicocele repair. MATERIALS AND METHODS Seventeen azoospermic men underwent bilateral open single testis biopsy and microsurgical subinguinal repair of clinical varicoceles. RESULTS Histopathology of testicular biopsies ...

Journal: :Journal of Advances in Medical and Pharmaceutical Sciences 2023

Aim: The current study investigated the anti-oxidant effects of vitamins on lead-induced reproductive toxicity in male wistar rats.
 Study Design: A total 48 Wistar rats divided into 6 groups 8 per group were used this study. Group 1 served as positive control and was given normal animal feed water ad libitum. 2 negative administered 10mg/kg body weight lead acetate (Pb) only, 3 with 200mg...

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