Results 141 to 150 of about 41,391 (317)

Fresh Versus Frozen Testicular Sperm Samples in Microdissection Testicular Sperm Extraction Intracytoplasmic Sperm Injection Treatment

Gynecology Obstetrics & Reproductive Medicine, 2017
Objective: The present study aims to compare the clinical outcomes of fresh versus frozen testicular samples in patients with non-obstructive azoospermia who would undergo intracytoplasmic sperm injection procedure.Study Design: This is a retrospective review of 541 patients with non-obstructive azoospermia who consecutively underwent microdissection ...
Mine Kanat Pektaş, Ebru Hatirnaz, Serdar Başaranoğlu, Safak Hatirnaz   +3 more
openaire   +3 more sources

Evaluation of dimethandrolone undecanoate in non‐human primates as a candidate for long‐acting injectable male contraceptive

Andrology, EarlyView.
Abstract Background Dimethandrolone undecanoate (DMAU) is under development as a single agent hormonal male contraceptive. DMAU is a prodrug hydrolyzed by esterase(s) to the active metabolite dimethandrolone (DMA) which has dual androgenic and progestogenic actions.
Deborah I. Bunin, Kyuri Kim, Toufan Parman, Janet Gahagen, Mary B. Zelinski, Tiffany Adevai, Christina Wang, Liang Tang, Lalitha Iyer, Aaron Endsley, Diana L. Blithe, Min S. Lee   +11 more
wiley   +1 more source

Second chance in fertility: a comprehensive narrative review of redo micro-TESE outcomes after initial failure

Asian Journal of Andrology
When microdissection testicular sperm extraction (micro-TESE) fails, a redo procedure may be the only option for patients who want a biological child. However, there are many gaps of knowledge surrounding the procedure, which need to be addressed to help
Haitham Elbardisi, Emre Bakircioglu, Wen Liu, Darren Katz   +3 more
doaj   +1 more source

Disease spectrum and treatment patterns in a local male infertility clinic [PDF]

, 2015
published_or_final_versio
James HL Tsu, KL Ho, MK Yiu, null null, PC Tam   +4 more
core   +1 more source

Update on andrological effects of SARS‐CoV‐2 infection and COVID‐19: An overview review

Andrology, EarlyView.
Abstract Background Evidence indicates a wide range of andrological alterations in patients with the Severe Acute Respiratory Syndrome CoronaVirus 2 (SARS‐CoV‐2) infection and Coronavirus Disease 2019 (COVID‐19). Aim To provide an update on the andrological effects of SARS‐CoV‐2 infection and COVID‐19.
Giuseppe Lisco, Anna De Tullio, Maima Matin, Vito Angelo Giagulli, Edoardo Guastamacchia, Giovanni De Pergola, Giuseppina Piazzolla, Vincenzo Triggiani   +7 more
wiley   +1 more source

A Case of Azoospermia Patient with a Chromosomal Abnormality Considered a Ring Y Chromosome [PDF]

, 2014
A 43-year-old man came to our clinic complaining of infertility and semen analysis showed azoospermia. Analysis of chromosomes showed a mosaic 45, XO/46, X, ＋mar1/46, X, ＋mar2 karyotype, and the marker chromosomes were considered to be two kinds of ring ...
三條, 博之, 保田, 賢吾, 加藤, 喜健, 小林, 将貴, 山中, 弘行, 岩崎, 晧, 浜之上, はるか, 湯村, 寧, 竹島, 徹平, 野口, 和美, 黒田, 晋之介   +10 more
core  

A non‐hormonal reversible contraceptive targeting GSK3α, a protein kinase, essential for epididymal sperm maturation

Andrology, EarlyView.
Abstract Background and objectives Epididymal transit renders key competence to mammalian spermatozoa for fertilizing eggs. Generally, the two paralogs of glycogen synthase kinase 3, GSK3α and GSK3β, functionally overlap except in testis and sperm. We showed that GSK3α is essential for epididymal sperm maturation and fertilization.
Mustfa Kabi, Aditi Khamamkar, Kwaku Kyei‐Baffour, Michel Weïwer, Srinivasan Vijayaraghavan, Souvik Dey   +5 more
wiley   +1 more source

Extended sperm preparation: an alternative to testicular sperm extraction in non-obstructive azoospermia [PDF]

, 1997
R. Ron‐El, D. Strassburger, Shevach Friedler, Daphna Komarovski, O. Bern, Y. Soffer, Arieh Raziel   +6 more
openalex   +1 more source

Serum inhibin B as a marker of spermatogenesis [PDF]

, 1998
Inhibin B is produced by Sertoli cells, provides negative feedback on FSH secretion, and may prove to be an important marker for the functioning of seminiferous tubules.
Jong, F.H. (Frank) de, Pierik, F.H. (Frank), Stijnen, Th. (Theo), Vreeburg, J.T.M. (Jan), Weber, R.F.A. (Robert)   +4 more
core   +3 more sources

The use of deidentified organ donor testes for research

Andrology, EarlyView.
Abstract Our knowledge of testis development and function mainly comes from research using mammalian model organisms, primarily the mouse. However, there are integral differences between men and other mammalian species regarding cellular composition and expression profiles during fetal and post‐natal testis development and in the mature testis ...
Marina V. Pryzhkova, Marnie W. Skinner, Juliana I. Candelaria, Stephen R. Wellard, Philip W. Jordan   +4 more
wiley   +1 more source