Results 91 to 100 of about 6,194 (199)

The frequency of follicle stimulating hormone receptor gene polymorphisms in Iranian infertile men with azoospermia

Iranian Journal of Reproductive Medicine, 2015
Background: Azoospermia is the medical condition of a man not having any measurable level of sperm in his semen. Follicle stimulating hormone (FSH) is a member of the glycoprotein hormone family that plays an important role in human reproduction because ...
Behrouz Gharesi-Fard, Zahra Ghasemi, Saeed Shakeri, Shabnam Behdin, Fatemeh Aghaei, Zahra Malek-Hosseini   +5 more
doaj  

Deficient Expression of DGCR8 in Human Testis is Related to Spermatogenesis Dysfunction, Especially in Meiosis I

International Journal of General Medicine, 2020
Emad Babakhanzadeh,1,2,* Ali Khodadadian,1,* Majid Nazari,1 Masoud Dehghan Tezerjani,1 Seyed Mohsen Aghaei,1 Sina Ghasemifar,1 Mehdi Hosseinnia,3 Mahta Mazaheri1,4 1Department of Medical Genetics, Shahid Sadoughi University of Medical Sciences, Yazd ...
Babakhanzadeh E, Khodadadian A, Nazari M, Dehghan Tezerjani M, Aghaei SM, Ghasemifar S, Hosseinnia M, Mazaheri M   +7 more
doaj  

Management of Azoospermia: A Systematic Approach

The Obstetrician &Gynaecologist, Volume 28, Issue 3, Page 155-167, July 2026.
ABSTRACT Key Content Work‐up of azoospermic men includes a detailed history, physical examination and investigations to find the underlying cause. Causes and management of azoospermia (pre‐testicular, testicular and post‐testicular) with case presentations.
Naimah Raza, Alex Grammatis, Philippa Sangster, Jackson Kirkman‐Brown   +3 more
wiley   +1 more source

ICSI outcome of patients with severe oligospermia vs non-obstructive azoospermia [PDF]

, 2012
Objective: To compare the results of intracytoplasmic sperm injection (ICSI) and embryo transfer (ET) cycles in men with severe oligoospermia and non-obstructive azoospermia. Materials and Methods: This study included 91 ICSI cycles performed due to male
Esinler, I., Demir, B., Bozdag, G., Gunalp, S., Sokmensuer, L. Karakoc, Arikan, I. I.   +5 more
core  

In Vitro Modeling of Human Germ Cell Development Using Pluripotent Stem Cells

Stem Cell Reports, 2018
Summary: Due to differences across species, the mechanisms of cell fate decisions determined in mice cannot be readily extrapolated to humans. In this study, we developed a feeder- and xeno-free culture protocol that efficiently induced human pluripotent
Yuncheng Zhao, Shicheng Ye, Dongli Liang, Pengxiang Wang, Jing Fu, Qing Ma, Ruijiao Kong, Linghong Shi, Xueping Gong, Wei Chen, Wubin Ding, Wenjing Yang, Zijue Zhu, Huixing Chen, Xiaoxi Sun, Jun Zhu, Zheng Li, Yuan Wang   +17 more
doaj   +1 more source

Familial DMRT1-related non-obstructive azoospermia: a case report. [PDF]

J Assist Reprod Genet
Purpose: To report an exceptional case of male-to-male transmission of genetically based non-obstructive azoospermia (NOA) and varicocele through a naturally obtained pregnancy.
Severi G, Ambrosini E, Caramanna L, Monti L, Magini P, Innella G.   +5 more
europepmc   +3 more sources

Serum Metabolomic Profiling Identifies Characterization of Non-Obstructive Azoospermic Men [PDF]

, 2017
Male infertility is considered a common health problem, and non-obstructive azoospermia with unclear pathogenesis is one of the most challenging tasks for clinicians. The objective of this study was to investigate the differential serum metabolic pattern
Zhang, Yingwei, Mingming Zhao, Hui Jiang, Wu, Han, Lemin Zheng, Yuzhuo Yang, Jiang, Hui, Zhang, Zhe, Liu, Changjie, Zhao, Mingming, Yingwei Zhang, Han Wu, Zhang, Hongliang, Changjie Liu, Zheng, Lemin, Haocheng Lin, Lin, Haocheng, Hongliang Zhang, Yang, Yuzhuo, Zhe Zhang   +19 more
core   +1 more source

Isolated follicle stimulated hormone deficiency in male: case report

BMC Research Notes, 2018
Background Recent rapid advances in assisted reproductive health technologies enables couples with subfertility to conceive through various intervention. Majority of treatment modalities target the female partner.
Gowri M. Ratnayake, P. N. Weerathunga, L. P. Ruwanpura, Amila Wickramasinghe, Prasad Katulanda   +4 more
doaj   +1 more source

Human chorionic gonadotropin-based clinical treatments for infertile men with non-obstructive azoospermia [PDF]

Spermatogenesis is primarily controlled by follicle-stimulating hormone and luteinizing hormone-driven testosterone. Luteinizing hormone acts on the Leydig cells, stimulating steroid production, predominantly testosterone, and activating critical inter ...
Santi D., Viana M. C., Achermann A. P. P., Esteves S. C.   +3 more
core   +1 more source

INFLAMMATION AND MALE INFERTILITY. WHAT’S IS COMMON?

RUDN Journal of Medicine, 2017
All researchers identify the idiopathic forms of male infertility, which can hardly be cor-rected. Objectives: toidentify additional links to pathogenesis of idiopathic male infertility.
N G Kulchenko
doaj   +1 more source