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Tapetum-Dependent Male Meiosis Progression in Plants: Increasing Evidence Emerges [PDF]

open access: yesFrontiers in Plant Science, 2020
In higher plants, male meiosis is a key process during microsporogenesis and is crucial for male fertility and seed set. Meiosis involves a highly dynamic organization of chromosomes and cytoskeleton and specifically takes place within sexual cells ...
Xiaoning Lei, Bing Liu, Bing Liu
doaj   +4 more sources

The Rice AAA-ATPase OsFIGNL1 Is Essential for Male Meiosis [PDF]

open access: yesFrontiers in Plant Science, 2017
Meiosis is crucial in reproduction of plants and ensuring genetic diversity. Although several genes involved in homologous recombination and DNA repair have been reported, their functions in rice (Oryza sativa) male meiosis remain poorly understood. Here,
Peipei Zhang   +13 more
doaj   +4 more sources

Cyclin B Export to the Cytoplasm via the Nup62 Subcomplex and Subsequent Rapid Nuclear Import Are Required for the Initiation of Drosophila Male Meiosis [PDF]

open access: yesCells, 2023
The cyclin-dependent kinase 1 (Cdk1)–cyclin B (CycB) complex plays critical roles in cell-cycle regulation. Before Drosophila male meiosis, CycB is exported from the nucleus to the cytoplasm via the nuclear porin 62kD (Nup62) subcomplex of the nuclear ...
Kanta Yamazoe, Yoshihiro H. Inoue
doaj   +2 more sources

The Inactivation of Arabidopsis UBC22 Results in Abnormal Chromosome Segregation in Female Meiosis, but Not in Male Meiosis [PDF]

open access: yesPlants, 2021
Protein ubiquitination is important for the regulation of meiosis in eukaryotes, including plants. However, little is known about the involvement of E2 ubiquitin-conjugating enzymes in plant meiosis.
Ling Cao   +5 more
doaj   +2 more sources

Nuclear translocation of MTL5 from cytoplasm requires its direct interaction with LIN9 and is essential for male meiosis and fertility. [PDF]

open access: yesPLoS Genetics, 2021
Meiosis is essential for the generation of gametes and sexual reproduction, yet the factors and underlying mechanisms regulating meiotic progression remain largely unknown.
Xingxia Zhang   +10 more
doaj   +2 more sources

Exploring Reproductive Timing in Olive Tree: Male Meiosis and Anthesis Events [PDF]

open access: yesPlants
The timing of male meiosis plays a pivotal role in ensuring successful pollination and may represent a critical window during which environmental stressors can significantly impact reproductive outcomes.
Emma Tedeschini   +2 more
doaj   +2 more sources

METTL16 is Required for Meiotic Sex Chromosome Inactivation and DSB Formation and Recombination during Male Meiosis [PDF]

open access: yesAdvanced Science
Meiosis in males is a critical process that ensures complete spermatogenesis and genetic diversity. However, the key regulators involved in this process and the underlying molecular mechanisms remain unclear.
Lisha Yin   +16 more
doaj   +2 more sources

Defective callose walls and cell plates during abnormal meiosis cause male-sterility in the oat mutant zbs1

open access: yesJournal of Integrative Agriculture, 2016
: During meiosis in flowering plants, degradation of the callose wall in tetrads releases newly produced microspores, which develop into mature pollen grains.
Xiao SHI   +7 more
doaj   +3 more sources

The Chromatin Protein DUET/MMD1 Controls Expression of the Meiotic Gene TDM1 during Male Meiosis in Arabidopsis. [PDF]

open access: yesPLoS Genetics, 2015
Meiosis produces haploid cells essential for sexual reproduction. In yeast, entry into meiosis activates transcription factors which trigger a transcriptional cascade that results in sequential co-expression of early, middle and late meiotic genes ...
Sébastien Andreuzza   +3 more
doaj   +1 more source

Expression profiles of meiotic genes in male vs. female gonads and gametes: Insights into fertility issues

open access: yesFrontiers in Genetics, 2023
Gametes are specialized cells that, at fertilization, give rise to a totipotent zygote capable of generating an entire organism. Female and male germ cells undergo meiosis to produce mature gametes; however, sex-specific events of oogenesis and ...
Marília Körbes Rockenbach   +11 more
doaj   +1 more source

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