Results 21 to 30 of about 325,350 (309)

Doxorubicin Affects Testicular Lipids with Long-Chain (C18-C22) and Very Long-Chain (C24-C32) Polyunsaturated Fatty Acids [PDF]

open access: yes, 2007
Doxorubicin disrupts spermatogenesis by causing apoptosis of spermatogonia and primary spermatocytes. The aim of this study was to examine the effect of this agent on adult rat testicular lipids and their fatty acids.
Aveldaño, Marta Isabel   +2 more
core   +1 more source

The Importance of Follow-Up and Evaluation of Intraoperative Findings to Determine Surgical Indications for Retractile Testis

open access: yesAdvances in Urology, 2023
Objectives. Ascending testis or acquired undescended testis develops in approximately 30% of cases of retractile testis, and orchiopexy is recommended for these cases.
Kazuro Kikkawa   +4 more
doaj   +1 more source

Methylation of the Gpat2 promoter regulates transient expression during mouse spermatogenesis [PDF]

open access: yes, 2015
Spermatogenesis is a highly regulated process that involves both mitotic and meiotic divisions, as well as cellular differentiation to yield mature spermatozoa from undifferentiated germinal stem cells.
Cattaneo, Elizabeth Renee   +6 more
core   +2 more sources

Developmental changes in the histological structure of the testes, and testosterone profiles in male guinea fowls (Numida meleagris) [PDF]

open access: yes, 2017
Owing to the paucity of information on the reproductive biology of guinea fowls, a study involving a total of 66 males was conducted, and documented the developmental changes in histological structure of the testes of guinea cocks from hatching until ...
Abdul-Rahman, Iddriss I.   +2 more
core   +1 more source

Setting Up a Cryopreservation Programme for Immature Testicular Tissue: Lessons Learned After More Than 15 Years of Experience

open access: yesClinical Medicine Insights: Reproductive Health, 2019
Young boys undergoing gonadotoxic treatments are at high risk of spermatogonial stem cell (SSC) loss and fertility problems later in life. Stem cell loss can also occur in specific genetic conditions, eg, Klinefelter syndrome (KS).
Aude Braye   +2 more
doaj   +1 more source

Abdominal wall ectopic testis - Case report and review of literature

open access: yesJournal of Pediatric Surgery Case Reports, 2018
Undescended testis is a common condition which affects about 2–4% of male infants and more commonly seen in preterm infants. The descent of testis is a complex process which requires cross talk between various hormones and testes.
Vinod Raj, Rajeev Redkar, Shirin Joshi
doaj   +1 more source

Testosterone and androstenedione concentrations in human testis and epididymis during the first two years of life [PDF]

open access: yes, 1983
Testosterone and androstenedione were measured in testicular and epididymal tissue of 37 previously healthy infants between 1 and 24 months of age who died suddenly. In half of the patients elevated plasma levels of cortisol and androstenedione suggested
Bidlingmaier, F.   +4 more
core   +1 more source

Cancer-Testis Gene Expression in Hepatocellular Carcinoma: Identification of Prognostic Markers and Potential Targets for Immunotherapy

open access: yesTechnology in Cancer Research & Treatment, 2020
Background: Cancer-testis genes can serve as prognostic biomarkers and valuable targets for immunotherapy in multiple tumors because of their restricted expression in testis and cancer.
Yan-Peng Zhang MD   +8 more
doaj   +1 more source

Cell proliferation and differentiation kinetics during spermatogenesis in Hydra carnea [PDF]

open access: yes, 1985
Spermatogenesis inHydra carnea was investigated. The cell proliferation and differentiation kinetics of intermediates in the spermatogenesis pathway were determined, using quantitative determinations of cell abundance, pulse and continuous labelling ...
A Brauer   +17 more
core   +1 more source

Ile de France IF X Akkaraman AK G 1 Erkek Kuzularının Testis Özelliklerine Ait Katılım Dereceleri

open access: yesJournal of Agricultural Sciences, 2002
Bu araşt ı rmada, Ile de France IF x Akkaraman AK G İ erkek kuzularda baz ı testis özelliklerine ait kal ı t ı m dereceleri tahmin edilmi ştir. Kesimden önce saptanan testis özelliklerinden sol ve sa ğ testis çap ı , sol ve sa ğ testis uzunluğu,
Gürsel Dellal, Ali Murat Tatar
doaj   +1 more source

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