ArticleDevelopmental cell2026
Maternal CENP-C restores centromere symmetry in mammalian zygotes to ensure proper chromosome segregation.
Article in Developmental cell, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
3 citing papers in PubMed.
- Meiotic CENP-C supports centromere assembly and kinetochore recruitment in spermatogenesis.The Journal of cell biology · 2026Article
- Developmental regulation of kinetochore phosphorylation determines mitotic fidelity.bioRxiv : the preprint server for biology · 2026Article
- DNA damage control in IVF: precariously positioned between physiology and disease.Journal of assisted reproduction and genetics · 2026Article
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19 authors.
Funding
Abstract
Across metazoan species, the centromere-specific histone variant CENP-A is essential for accurate chromosome segregation, yet its regulation during the mammalian parental-to-zygote transition is poorly understood. To address this, we generated a CENP-A-mScarlet mouse model that revealed sex-specific dynamics: mature sperm retain 10% of the CENP-A levels present in MII oocytes. However, this difference is resolved in zygotes prior to the first mitosis, using maternally inherited cytoplasmic CENP-A. Notably, the increase in CENP-A at paternal centromeres is independent of sensing CENP-A asymmetry or the presence of maternal chromosomes. Instead, CENP-A equalization relies on the asymmetric recruitment of maternal CENP-C to paternal centromeres. Depletion of maternal CENP-A decreases total CENP-A in both pronuclei without disrupting equalization. In contrast, reducing maternal CENP-C or disruption of its dimerization function impairs CENP-A equalization and chromosome segregation. Therefore, maternal CENP-C acts as a key epigenetic regulator that resets centromeric symmetry at fertilization to preserve genome integrity.
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