Results 121 to 130 of about 18,507 (240)

Genetic Variation in the Testis-Specific GSG3/CAPZA3 Gene Encoding for the Actin Regulatory Protein in Infertile Males [PDF]

open access: yes, 2014
アクチンキャッピング蛋白質 GSG3/CAPZA3 は、受精可能な精子の形態形成に重要な役割を担っている。GSG3/CAPZA3 遺伝子は、イントロンレス遺伝子として哺乳類に保存され、マウスにおいてミッセンス変異が精子の減少と形態異常を誘導し、雄性不妊症の原因となることが知られている。日本人において男性不妊症と GSG3/CAPZA3 遺伝子多型の関係を調べるため、261人の男性不妊症患者と139人の妊孕性が確認された男性ボランティアの遺伝子多型を調べた。その結果 ...
Akira TSUJIMURA   +7 more
core   +1 more source

Reproductive outcome after surgical sperm retrieval and intracytoplasmic sperm injection in couples with male factor sub fertility: a 10-year retrospective observational study [PDF]

open access: yes
Background: To evaluate surgical sperm retrieval (SSR) rate in men with obstructive azoospermia (OA) and non-obstructive azoospermia (NOA) and to compare clinical pregnancy rate (CPR) following ICSI.
Sebastian, Nikhil, Suraj, Jayalakshmi
core   +2 more sources

Human obstructive (postvasectomy) and nonobstructive azoospermia – Insights from scRNA-Seq and transcriptome analysis

open access: yesGenes and Diseases, 2022
A substantial number of male infertility is caused by azoospermia. However, the underlying etiology and the molecular basis remain largely unknown. Through single-cell (sc)RNA sequencing, we had analyzed testis biopsy samples from two patients with ...
Shitao Chen   +9 more
doaj  

ICSI treatment of severe male infertility can achieve prospective embryo quality compared with IVF of fertile donor sperm on sibling oocytes

open access: yesAsian Journal of Andrology, 2015
Azoospermia, cryptozoospermia and necrospermia can markedly decrease the ability of males to achieve pregnancy in fertile females. However, patients with these severe conditions still have the option to be treated by intracytoplasmic sperm injection ...
Ju-Fen Zheng   +7 more
doaj   +1 more source

The Role of Varicocele Repair in Non-Obstructive Azoospermic Men: A Systematic Review [PDF]

open access: yes, 2016
The outcomes of varicocele repair in non-obstructive azoospermic men remain the subject of controversy. Until now, small studies with small number of patients performed make it difficult to assess the efficacy of varicocele surgery in men with non ...
Birowo, Ponco   +4 more
core   +2 more sources

Аналіз випадків азооспермії в пацієнтів медичного центру лікування безпліддя [PDF]

open access: yes, 2015
Semen analyses made in Chernivtsi Medical Centre for Infertility Treatment from 2010 to 2013 were studied. Parameters were evaluated according to the WHO 2000 recommendations.
Владиченко, Костянтин Анатолійович
core  

Cryopreservation of testicular and epididymal sperm: techniques and clinical outcomes of assisted conception [PDF]

open access: yes, 2013
The introduction of the technique of intracytoplasmic sperm injection to achieve fertilization, especially using surgically retrieved testicular or epididymal sperm from men with obstructive or non-obstructive azoospermia, has revolutionized the field of
Gangrade, Bhushan K.
core   +4 more sources

Sperm cryopreservation protocol for micro-TESE-retrieved sperm

open access: yesAsian Journal of Andrology
Azoospermia is characterized by the absence of sperm in the ejaculate and is categorized into obstructive azoospermia (OA) and nonobstructive azoospermia (NOA).
Vijay Mangoli   +2 more
doaj   +1 more source

The role of varicocele treatment in the management of non-obstructive azoospermia

open access: yesClinics, 2013
The literature on male reproductive medicine is continually expanding, especially regarding the diagnosis and treatment of infertility due to non-obstructive azoospermia.
Kubilay Inci, Levent Mert Gunay
doaj  

Varicocele and non-obstructive azoospermia – where to start?

open access: yesАндрология и генитальная хирургия, 2018
Background. Male etiology is responsible for nearly half of cases of infertility. Frequency of azoospermia in infertile men reaches 30 %; varicocele is diagnosed in almost 40 % of the patients.
A. Yu. Popova   +4 more
doaj   +1 more source

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