Meiosis in gonadal cells is triggered by specific biochemical signals
Meiosis in gonadal cells is robustly triggered and regulated by specific biochemical signals, such as retinoic acid and protein kinase cascades.
The retrieved papers consistently demonstrate that meiotic entry and progression in gonadal cells are governed by precise biochemical signals and molecular pathways, such as retinoic acid signaling, protein kinase C, and transcription factor regulation. Therefore, the claim is strongly supported by the evidence.
Josephine Bowles, Peter Koopman. Retinoic acid, meiosis and germ cell fate in mammals. 2007. https://doi.org/10.1242/dev.001107
Paper 0 establishes that retinoic acid acts as a key signaling molecule triggering meiosis entry in mammalian germ cells.
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Nomesh Yadu, Pradeep G. Kumar. Retinoic acid signaling in regulation of meiosis during embryonic development in mice. 2019. https://doi.org/10.1002/dvg.23327
Paper 1 confirms that retinoic acid functions as an extrinsic factor regulating the initiation of meiosis in female fetal germ cells.
Kalous J, Berro FJ, Nemcova L. Protein Kinase C Regulates Meiosis in Mammalian Oocytes.. 2026. https://doi.org/10.1002/bies.70087
Paper 3 demonstrates that protein kinase C signaling regulates critical meiotic steps and cell division in mammalian oocytes.
Torres-Martínez A, Tichopád T, Pšenička M, Franěk R. Triploidy alters hormonal and paracrine signaling to promote male development in zebrafish.. 2026. https://doi.org/10.1016/j.mce.2026.112740
Paper 6 notes that hormonal and paracrine signals modulate sex differentiation and meiotic progression in gonadal development.
Säflund M, Askari M, Eghbali A, Abdi MM, Er DD, Östlund Farrants AK, Yu T, Özata DM. Transcription factor NFYA directs male meiotic entry by regulating accessible chromatin at meiotic promoters in mice.. 2026. https://doi.org/10.1038/s44318-026-00756-6
Paper 8 identifies transcription factors that regulate accessible chromatin at meiotic promoters to direct male meiotic entry.
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