The water-water cycle in chloroplasts: scavenging of active oxygens and dissipation of excess photons

K Asada - Annual review of plant biology, 1999 - annualreviews.org
▪ Abstract Photoreduction of dioxygen in photosystem I (PSI) of chloroplasts generates
superoxide radicals as the primary product. In intact chloroplasts, the superoxide and the …

Photoinhibition of photosystem I

K Sonoike - Physiologia plantarum, 2011 - Wiley Online Library
The photoinhibition of Photosystem I (PSI) drew less attention compared with that of
Photosystem II (PSII). This could be ascribed to several reasons, eg limited combinations of …

Superoxide and singlet oxygen produced within the thylakoid membranes both cause photosystem I photoinhibition

D Takagi, S Takumi, M Hashiguchi, T Sejima… - Plant …, 2016 - academic.oup.com
Abstract Photosystem I (PS I) photoinhibition suppresses plant photosynthesis and growth.
However, the mechanism underlying PS I photoinhibition has not been fully clarified. In this …

Repetitive light pulse-induced photoinhibition of photosystem I severely affects CO2 assimilation and photoprotection in wheat leaves

M Zivcak, M Brestic, K Kunderlikova, O Sytar… - Photosynthesis …, 2015 - Springer
It was previously found that photosystem I (PSI) photoinhibition represents mostly
irreversible damage with a slow recovery; however, its physiological significance has not …

Low PSI content limits the photoprotection of PSI and PSII in early growth stages of chlorophyll b-deficient wheat mutant lines

M Brestic, M Zivcak, K Kunderlikova, O Sytar… - Photosynthesis …, 2015 - Springer
In vivo analyses of electron and proton transport-related processes as well as
photoprotective responses were carried out at different stages of growth in chlorophyll b (Chl …

Oxidation of P700 ensures robust photosynthesis

G Shimakawa, C Miyake - Frontiers in plant science, 2018 - frontiersin.org
In the light, photosynthetic cells can potentially suffer from oxidative damage derived from
reactive oxygen species. Nevertheless, a variety of oxygenic photoautotrophs, including …

Roles of the Cyclic Electron Flow Around PSI (CEF-PSI) and O2-Dependent Alternative Pathways in Regulation of the Photosynthetic Electron Flow in Short-Term Fluctuating …

M Kono, K Noguchi, I Terashima - Plant and Cell Physiology, 2014 - academic.oup.com
To assess the roles of the cyclic electron flow around PSI (CEF-PSI) and O2-dependent
alternative pathways including the water–water cycle in fluctuating light, we grew the wild …

Photosystem I inhibition, protection and signalling: knowns and unknowns

Y Lima-Melo, M Kılıç, EM Aro, PJ Gollan - Frontiers in Plant Science, 2021 - frontiersin.org
Photosynthesis is the process that harnesses, converts and stores light energy in the form of
chemical energy in bonds of organic compounds. Oxygenic photosynthetic organisms (ie …

Cyclic electron flow plays an important role in photoprotection for the resurrection plant Paraboea rufescens under drought stress

W Huang, SJ Yang, SB Zhang, JL Zhang, KF Cao - Planta, 2012 - Springer
Resurrection plants could survive severe drought stress, but the underlying mechanism for
protecting their photosynthetic apparatus against drought stress is unclear. Cyclic electron …

Relationships between antioxidant metabolism and carotenoids in the regulation of photosynthesis

CH Foyer, J Harbinson - The photochemistry of carotenoids, 1999 - Springer
Relationships between antioxidant metabolism and carotenoids in the regulation of
photosynthesis Page 315 Chapter 17 Relationships Between Antioxidant Metabolism and …