ArticleFrontiers in plant science2026
Integrative gene expression and heterologous functional analysis identify candidate regulators of apomixis in
Article in Frontiers in plant science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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1 citing paper in PubMed.
- A pangenome-based approach reveals genes associated with polyploidy and apomixis in Eragrostis curvula.The plant genome · 2026Article
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9 authors.
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Abstract
Introduction: Methods: This analysis was performed using a custom 1×1M Agilent microarray designed from floral transcriptomes of sexual and apomictic genotypes. PCR screening across 14 genotypes and a segregating mapping population was conducted to evaluate candidate gene presence. Functional assessment was carried out through heterologous expression of the candidate genes in Results: Of the 131 differentially hybridized probes identified, 130 were upregulated in apomictic plants. BLAST analyses revealed four main candidate genes, including a hypothetical protein (EcAPO1), a pre-mRNA splicing factor CWC22-like homolog (EcAPO2), a Cyclin-2A-1 (EcAPO3), and an F-box protein (EcAPO4). PCR screening showed that EcAPO1 and EcAPO2 were exclusively present in apomictic individuals, supporting their close association with the trait. Transgenic lines displayed abnormal floral and reproductive phenotypes, including homeotic transformations, supernumerary nuclei, embryo sac arrest, and altered endosperm development. Discussion: These results indicate that
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