Claim · model-written summary
Under NaCl, naringenin increased DHAR and POX activities and protected chloroplasts via AsA and GSH redox systems.
- Taxon
- beane1
- Treatment
- Nare0
- Outcome
- dehydroascorbate reductase (DHAR) as well as peroxidase (POX)e0
- Direction
- increasede0
- Qualifier
- via the ascorbate (AsA) and glutathione (GSH) redox-based systemse1
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue
Verbatim
e0“In response to NaCl, Nar increased the activities of ascorbate peroxidase (APX), glutathione reductase (GR), monodehydroascorbate reductase (MDHAR) and dehydroascorbate reductase (DHAR) as well as peroxidase (POX).”
e1“Nar protected the bean chloroplasts by minimizing disturbances caused by NaCl exposure via the ascorbate (AsA) and glutathione (GSH) redox-based systems.”
Title
Evren Yildiztugay; Ceyda Ozfidan-Konakci; Mustafa Kucukoduk; et al. Frontiers in Plant Science 2020. doi:10.3389/fpls.2020.00682
Other claims from this paper (19)
- Intervention effect Salt stress reduced water content, osmotic potential and chlorophyll fluorescence.
- Intervention effect Osmotic stress reduced water content, osmotic potential and chlorophyll fluorescence.
- Intervention effect Salt stress reduced potential photochemical efficiency.
- Intervention effect Osmotic stress reduced potential photochemical efficiency.
- Intervention effect Naringenin reversed stress effects on water content, osmotic potential and chlorophyll fluorescence.
- Intervention effect Naringenin reversed stress effects on potential photochemical efficiency.
- Intervention effect Naringenin induced stress-altered phenomenological fluxes.
- Intervention effect Naringenin increased performance index and light reaction capacity.
- Intervention effect Naringenin-treated plants had higher specific fluxes.
- Intervention effect Naringenin decreased controlled energy dissipation.
- Intervention effect Stress lowered psbA and psbD transcript levels.
- Intervention effect Naringenin upregulated psbA and psbD after stress.
- Intervention effect Naringenin alleviated stress changes in carbon assimilation, stomatal conductance and intercellular CO2.
- Intervention effect Naringenin alleviated stress changes in transpiration and stomatal limitation.
- Mechanism Naringenin controlled stress-produced H2O2 and lipid peroxidation through antioxidant regulation.
- Intervention effect Stress reduced chloroplastic SOD activity, which naringenin increased.
- Intervention effect Under NaCl, naringenin increased APX, GR and MDHAR activities.
- Mechanism Under PEG plus naringenin, MDHAR and DHAR induction maintained AsA regeneration.
- Mechanism Under PEG plus naringenin, GSH recycling was not maintained, with no GR induction and reduced GSH/GSSG and GSH redox state.