Claim · model-written summary
Under low irradiation, cucumber leaf catalase (CAT) activity decreased.
- Taxon
- cucumber
Cucumis sativuse7 - Organ / stage
- cucumber leavese0
- Treatment
- LI stresse0
- Outcome
- catalase (CAT) activitye0
- Direction
- decreasede0
Not reportedMaterialGeneCompoundInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“Chlorophyll (Chl) a, initial slope, photosynthetic rate at saturating irradiation (P max), light saturation point, maximal photochemical efficiency of PSII (Fv/Fm), electron transport rate of PSII (ETR), soluble protein content, and catalase (CAT) activity in cucumber leaves decreased under LI stress, while Chl b, carotenoids, light compensation point, nonphotochemical quenching (qN), superoxide dismutase (SOD), and malondialdehyde (MDA) exhibited an increasing trend under LI.”
e7“cucumber (Cucumis sativus L. cv. Jinyou 35)”
Title
Z. Q. Yang; C. H. Yuan; W. Han; et al. Photosynthetica 2015. doi:10.1007/s11099-015-0179-1
Other claims from this paper (17)
- Intervention effect Low irradiation caused severe chlorosis in cucumber.
- Intervention effect Under low irradiation, cucumber leaf Chlorophyll (Chl) a decreased.
- Intervention effect Under low irradiation, cucumber leaf initial slope decreased.
- Intervention effect Under low irradiation, cucumber leaf photosynthetic rate at saturating irradiation (P max) decreased.
- Intervention effect Under low irradiation, cucumber leaf light saturation point decreased.
- Intervention effect Under low irradiation, cucumber leaf maximal photochemical efficiency of PSII (Fv/Fm) decreased.
- Intervention effect Under low irradiation, cucumber leaf electron transport rate of PSII (ETR) decreased.
- Intervention effect Under low irradiation, cucumber leaf soluble protein content decreased.
- Intervention effect Under low irradiation, cucumber leaf Chl b increased.
- Intervention effect Under low irradiation, cucumber leaf carotenoids increased.
- Intervention effect Under low irradiation, cucumber leaf light compensation point increased.
- Intervention effect Under low irradiation, cucumber leaf nonphotochemical quenching (qN) increased.
- Intervention effect Under low irradiation, cucumber leaf superoxide dismutase (SOD) increased.
- Intervention effect Under low irradiation, cucumber leaf malondialdehyde (MDA) increased.
- Observation After 16 days of recovery, physiological values were close to controls following one, three, or five days of low irradiation.
- Observation After 16 days of recovery, physiological values had not returned to control levels following seven or nine days of low irradiation.
- Recommendation Seven days of low irradiation is proposed as a disaster index for cucumber at fruit stage.