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April 18, 2026Journal of Advanced ResearchOpen Access

Arabidopsis Nuclear Architecture related 1 facilitates the floral transition in a process involving molecular hydrogen

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Authors

PCPengfei ChengYWYueqiao WangKJKe Jiang

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Overview

Findings reveal that NAR1 facilitates floral transition through molecular hydrogen in Arabidopsis, suggesting novel agricultural strategies.

Key Points

  • This research aims to explore how the NAR1 gene regulates the floral transition in Arabidopsis through molecular hydrogen.
  • Characterization of NAR1's hydrogen-synthesizing activity through prokaryotic expression and purification.
  • Mutation experiments to assess the significance of cysteine residues in NAR1's catalytic activity.
  • Biochemical and molecular analyses of H2's role in floral transitions.
  • Investigation of NAR1's involvement in circadian rhythmic H2 production under light/dark cycles.
  • NAR1 exhibits catalytic activity for hydrogen synthesis, confirmed through protein mutation experiments.
  • Circadian rhythmic production of H2 was observed, linked to nitric oxide signaling.
  • Knockdown of NAR1 resulted in reduced H2 levels and delayed flowering.
  • Exogenous H2 supply and NAR1 overexpression led to early flowering, indicating its role in floral timing.

Cite This Study

Cheng et al. (2026) studied this question.

synapsesocial.com/papers/69e320af40886becb653fd19https://doi.org/10.1016/j.jare.2026.04.047
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