Results 51 to 60 of about 875 (171)

Cyclic electron flow provides acclimatory plasticity for the photosynthetic machinery under various environmental conditions and developmental stages

open access: yesFrontiers in Plant Science, 2015
Photosynthetic electron flow operates in two modes, linear and cyclic. In cyclic electron flow (CEF), electrons are recycled around photosystem I. As a result, a transthylakoid proton gradient (ΔpH) is generated, leading to the production of ATP without ...
Marjaana eSuorsa
doaj   +1 more source

Anaerobiosis induced state transition: a non photochemical reduction of PQ pool mediated by NDH in Arabidopsis thaliana. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: Non photochemical reduction of PQ pool and mobilization of LHCII between PSII and PSI are found to be linked under abiotic stress conditions.
Sreedhar Nellaepalli   +3 more
doaj   +1 more source

Integrated Multi‐Omic Analyses Uncover a Regulatory Link Between Photosynthesis and Drought Tolerance in Field‐Grown Sorghum

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Global warming and increasing water scarcity pose major challenges to agriculture, emphasising the need to translate stress‐biology insights into the development of drought‐resilient cultivars. In this study, we evaluated a panel of six diverse sorghum (Sorghum bicolour) accessions grown under field‐imposed drought conditions in central ...
Li'ang Yu   +9 more
wiley   +1 more source

Characterization of the Novel Photosynthetic Protein PPP7 involved in Cyclic Electron Flow around PSI [PDF]

open access: yes, 2007
Photosynthetic organisms are able to convert light energy into chemical energy by the operation of the two photosystems, the cytochrome b6/f complex and the ATPase.
Dal Corso, Giovanni
core  

Photosynthesis regulation impacts carbon and nitrogen assimilation in the diazotrophic cyanobacterium Anabaena sp. PCC 7120

open access: yesNew Phytologist, Volume 251, Issue 1, Page 94-110, July 2026.
Model of intercellular functional coordination in Anabaena. Summary Diazotrophic cyanobacteria fix both atmospheric carbon (C) and nitrogen (N) into biomass, but the two assimilation pathways are not compatible. Species like Anabaena sp. PCC 7120 physically separate C and N assimilation in different cell types.
Anna Santin   +9 more
wiley   +1 more source

Comparative proteomics of thylakoids from Arabidopsis grown in laboratory and field conditions

open access: yesPlant Direct, 2021
Compared to controlled laboratory conditions, plant growth in the field is rarely optimal since it is frequently challenged by large fluctuations in light and temperature which lower the efficiency of photosynthesis and lead to photo‐oxidative stress ...
Sarah E. Flannery   +6 more
doaj   +1 more source

Complete Chloroplast Genome of the Eria Sensu Lato Complex (Orchidaceae): Comparative Analysis and Phylogenetic Relationship

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
We sequenced and assembled 18 complete chloroplast genomes representing the Eria sensu lato complex. Our comparative analyses unveiled stepwise NDH complex degradation, lineage‐specific positive selection on ycf1, and climate‐driven rapid radiation during the Late Miocene.
Xinyi Wu   +6 more
wiley   +1 more source

A Cross‐Climate Comparison of Molecular Phenology in Three Tropical and Temperate Trees

open access: yesPlant-Environment Interactions, Volume 7, Issue 2, April 2026.
ABSTRACT Latitudinal gradients in temperature seasonality shape the evolution of thermal tolerance and acclimation capacity in organisms. According to Janzen's climate variability hypothesis, tropical species experiencing stable temperatures evolve narrower thermal niches than temperate counterparts.
Atsuko Miyawaki‐Kuwakado   +7 more
wiley   +1 more source

Enhanced Production of D-Lactate in Cyanobacteria by Re-Routing Photosynthetic Cyclic and Pseudo-Cyclic Electron Flow

open access: yesFrontiers in Plant Science, 2020
Cyanobacteria are promising chassis strains for the photosynthetic production of platform and specialty chemicals from carbon dioxide. Their efficient light harvesting and metabolic flexibility abilities have allowed a wide range of biomolecules, such as
Tiago Toscano Selão   +5 more
doaj   +1 more source

PPSR1 Protein Functions as an Important Regulator to Enhance Plant Growth Performance Under N, P, and K Deficient Stress Conditions

open access: yesPlant Biotechnology Journal, Volume 24, Issue 4, Page 2385-2404, April 2026.
ABSTRACT Phosphorus (P) is an essential macronutrient for various biological processes in plant growth. Modern agricultural science has advanced the knowledge of regulatory mechanisms underlying phosphorus starvation responses (PSRs), aiming to develop phosphate‐efficient crops with sustainable production under reduced Pi fertilizer application ...
Jieyu Chen   +7 more
wiley   +1 more source

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