Simple, once‐off mapping of various, recurrent immunostaining patterns of proliferating cell nuclear antigen in spermatogonia at the immature pole of the testis of adult wild‐caught blue shark, Prionace glauca: Correlations with changes in testicular status
Sign Up to like & getrecommendations! Published in 2020 at "Molecular Reproduction and Development"
DOI: 10.1002/mrd.23429
Abstract: This study was a single time‐point mapping of various immunostaining patterns revealed with the proliferating cell nuclear antigen (PCNA) PC10 antibody in spermatogonia at the immature pole of the testis of the Blue shark (Prionace… read more here.
Keywords: testis; immature pole; spermatogonia; immunostaining patterns ... See more keywords
The efficiency of spermatogenesis and the support capacity of Sertoli cells in Characiformes.
Sign Up to like & getrecommendations! Published in 2017 at "Theriogenology"
DOI: 10.1016/j.theriogenology.2017.07.025
Abstract: This stereological analysis of the types of germ cells and the number of Sertoli cells per cyst in Astyanax altiparanae testes during spermatogenesis is the first such report in Characiformes. Testes of 25 male A. altiparanae… read more here.
Keywords: support capacity; spermatogonia; number; sertoli cells ... See more keywords
Essential role of mouse Dead end1 in the maintenance of spermatogonia.
Sign Up to like & getrecommendations! Published in 2019 at "Developmental biology"
DOI: 10.1016/j.ydbio.2018.11.003
Abstract: Dead end is a vertebrate-specific RNA-binding protein implicated in germ cell development. We have previously shown that mouse Dead end1 (DND1) is expressed in male embryonic germ cells and directly interacts with NANOS2 to cooperatively… read more here.
Keywords: essential role; spermatogonia; dead end1; dnd1 ... See more keywords
Formation of spermatogonia and fertile oocytes in golden hamsters requires piRNAs
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DOI: 10.1038/s41556-021-00746-2
Abstract: PIWI-interacting RNAs (piRNAs) support the germline by suppressing retrotransposons. Studies of the pathway in mice have strongly shaped the view that mammalian piRNAs are essential for male but not for female fertility. Here, we report… read more here.
Keywords: spermatogonia; golden hamsters; fertile oocytes; pirna pathway ... See more keywords
221 Isolation of turkey spermatogonia
Sign Up to like & getrecommendations! Published in 2020 at "Reproduction, Fertility and Development"
DOI: 10.1071/rdv32n2ab221
Abstract: Across different types of spermatogenic epithelium, researchers have focused on the study and production of spermatogonial stem cells and their use as genetic material for creating gene pool cryobanks of valuable breeds and lines of… read more here.
Keywords: turkey; growth; spermatogonia; sertoli cells ... See more keywords
Differential responsiveness of spermatogonia to retinoic acid dictates precocious differentiation but not meiotic entry during steady-state spermatogenesis
Sign Up to like & getrecommendations! Published in 2023 at "Biology of Reproduction"
DOI: 10.1093/biolre/ioad010
Abstract: Abstract The foundation of mammalian spermatogenesis is provided by undifferentiated spermatogonia, which comprise of spermatogonial stem cells (SSCs) and transit-amplifying progenitors that differentiate in response to retinoic acid (RA) and are committed to enter meiosis.… read more here.
Keywords: spermatogenesis; spermatogonia; retinoic acid; steady state ... See more keywords
Desert hedgehog mediates the proliferation of medaka spermatogonia through Smoothened signaling.
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DOI: 10.1530/rep-21-0468
Abstract: Desert hedgehog (DHH) signaling has been reported to be involved in spermatogenesis and the self-renewal of spermatogonial stem cells (SSCs). However, the role of DHH in proliferation of spermatogonia remain to be elucidated. Here we… read more here.
Keywords: smo; spermatogonia; proliferation; desert hedgehog ... See more keywords
Distribution of extracellular matrix related proteins in normal and cryptorchid ziwuling black goat testes
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DOI: 10.1590/1984-3143-ar2022-0005
Abstract: Abstract The Ziwuling black goat is an indigenously in China, their offspring are frequently affected by congenital cryptorchidism. The extracellular matrix (ECM) contains cytokines and growth factors that regulate the development of the testis, and… read more here.
Keywords: extracellular matrix; black goat; spermatogonia; distribution ... See more keywords
Production of functional sperm from in vitro-cultured premeiotic spermatogonia in a marine fish
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DOI: 10.24272/j.issn.2095-8137.2022.058
Abstract: In vitro production of functional gametes can revolutionize reproduction by reducing generation intervals and accelerating genetic breeding in aquaculture, especially in fish with relatively long generations. Nevertheless, functional sperm production from in vitro-cultured spermatogonia remains… read more here.
Keywords: production functional; production; spermatogonia; vitro cultured ... See more keywords
Xenotransplantation of Human Spermatogonia Into Various Mouse Recipient Models
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DOI: 10.3389/fcell.2022.883314
Abstract: Spermatogonial stem cells are the foundation of continuous spermatogenesis in adult mammals. Xenograft models have been established to define human SSCs, mostly using infertile and immune-deficient mice as the recipients for human germ cell transplantation.… read more here.
Keywords: mouse; xenotransplantation human; spermatogonia; mice ... See more keywords
Micro RNA in Semen/Urine from Non-Obstructive Azoospermia Patients as Biomarkers to Predict the Presence of Testicular Spermatozoa and Spermatogonia
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DOI: 10.3390/life13030616
Abstract: About half of testicular sperm extraction (TESE) procedures in men with non-obstructive azoospermia (NOA), including men with Klinefelter syndrome (KS), are unsuccessful. To avoid unnecessary invasive surgery, biomarkers for spermatozoa were studied. In addition, markers… read more here.
Keywords: non obstructive; obstructive azoospermia; spermatogonia; semen urine ... See more keywords