Hydrogen gas acts as a novel bioactive molecule in enhancing plant tolerance to paraquat-induced oxidative stress via the modulation of heme oxygenase-1 signalling system.
Qijiang Jin, Kaikai Zhu, Weiti Cui, Yanjie Xie, Bin Han, Wenbiao Shen · Plant, cell & environment · 2013
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Independent study record
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H2HUBB TAKEAWAY
Here, the researchers showed that exposure of alfalfa seedlings to paraquat stress increased endogenous H₂ production. This source-grounded publication contributes evidence relevant to molecular hydrogen and is retained in a transparent general research category when a more specific study design is not supported by the indexed record.
What the Publication Examined
Hydrogen gas acts as a novel bioactive molecule in enhancing plant tolerance to paraquat-induced oxidative stress via the modulation of heme oxygenase-1 signalling system.
How Molecular Hydrogen Was Addressed
When supplied with exogenous H₂ or the heme oxygenase-1 (HO-1)-inducer hemin, alfalfa plants displayed enhanced tolerance to oxidative stress induced by paraquat.
What the Publication Reported
Here, the researchers showed that exposure of alfalfa seedlings to paraquat stress increased endogenous H₂ production.
Authors’ Conclusion
The authors concluded that together, these results suggested that H₂ might function as an important gaseous molecule that alleviates oxidative stress via HO-1 signalling.