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Metabolic and transcriptional regulation of reproductive diapause in Arma chinensis

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

Diapause enables insects to survive unfavorable conditions through metabolic and developmental adjustments. We investigated metabolic regulation during reproductive diapause in the predatory stinkbug Arma chinensis using transcriptomic and metabolomic analyses. Our study revealed 9,254 differentially expressed genes and 493 significantly changed metabolites across diapause stages. Key metabolic pathways including glutathione metabolism, TCA cycle, glycolysis, and lipid metabolism underwent substantial reorganization. The pre-diapause phase showed increased energy consumption and lipid accumulation, while the maintenance phase exhibited restructuring of amino acid and glucose metabolism. We identified stage-specific metabolic signatures and potential regulatory mechanisms, including the roles of glutathione metabolism in redox regulation and insulin signaling in diapause control. This comprehensive characterization of metabolic reprogramming during A. chinensis diapause provides insights for improving biocontrol agent production and storage strategies.

Original languageEnglish
Article number111761
JournaliScience
Volume28
Issue number3
DOIs
StatePublished - Mar 21 2025

Bibliographical note

Publisher Copyright:
© 2025

Funding

This research was funded by National Key R&D Program of China (2021YFD1400703, 2023YFE0123000), the Major Project of China National Tobacco Corporation (110202201022 (LS-06)) and Guizhou Provincial Tobacco Corporation Project (2024XM07).

FundersFunder number
Major Project of China National Tobacco Corporation110202201022, LS-06
National Key Basic Research and Development Program of China2023YFE0123000, 2021YFD1400703
National Key Basic Research and Development Program of China
Guizhou Provincial Tobacco Corporation Project2024XM07

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 7 - Affordable and Clean Energy
      SDG 7 Affordable and Clean Energy

    Keywords

    • Entomology
    • Genetics
    • Omics

    ASJC Scopus subject areas

    • General

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