Results 111 to 120 of about 27,480 (298)

Relationship between Rubisco activase and Rubisco contents in transgenic rice plants with overproduced or decreased Rubisco content

open access: yesSoil Science and Plant Nutrition, 2018
Overproduction of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco; E.C. 4.1.1.39) in rice did not necessarily improve photosynthesis. The reason for this was that a partial deactivation of Rubisco occurred in RBCS-overexpressed rice plants. Since a negative correlation between the amounts of Rubisco activase (RCA) and Rubisco has been reported
Suganami, Mao   +3 more
openaire   +1 more source

Environmental influences on the maximum quantum yield of terrestrial primary production

open access: yesNew Phytologist, EarlyView.
Temperature and aridity effects on terrestrial ecosystems' intrinsic quantum yield. Summary Historically, terrestrial biosphere models (TBMs) have assigned the intrinsic (maximum) quantum yield of photosynthesis (ϕ0)$$ {\phi}_0\Big) $$ a constant value for each plant functional type. However, experimental studies have shown that ϕ0$$ {\phi}_0 $$ – when
David Sandoval   +3 more
wiley   +1 more source

Changes in PEP Carboxylase, Rubisco and Rubisco activase mRNA levels from maize (Zea mays) exposed to a chronic ozone stress

open access: yesBiological Research, 2007
We quantified the ozone impact on levels of Zea mays L. cv. Chambord mRNAs encoding C4-phosphoenolpyruvate carboxylase (C4-PEPc), ribulose-l,5-bisphosphate carboxylase/oxygenase small and large subunits (Rubisco-SSU and Rubisco-LSU, respectively) and ...
LOUIS LEITAO   +2 more
doaj  

Impact of Low Light on Photosynthetic Characteristics, Antioxidant Activity, and Yield of Brassica napus L.

open access: yesAgronomy
Low light is an abiotic stress that has a significant impact on crop growth. However, the impact of low light on rapeseed yield has not been well documented.
Yue Hu   +8 more
doaj   +1 more source

The GSK3/SHAGGY‐like OsGSK3 phosphorylates and inhibits phase separation of OsFCA at Ser‐43 and Ser‐45 to regulate brassinosteroid signaling and rice architecture

open access: yesNew Phytologist, EarlyView.
A working model for GLYCOGEN SYNTHASE KINASE 3‐mediated phosphorylation of FLOWERING CONTROL LOCUS A in the regulation of brassinosteroid signaling and rice growth and development. Summary Brassinosteroid (BR) signaling plays a critical role in rice (Oryza sativa L.) grain development.
Jiaqi Zhang   +14 more
wiley   +1 more source

Functional and structural insights into cyanobacterial CO<sub>2</sub> concentrating mechanisms: from compartmentalization to regulation. [PDF]

open access: yesPlant J
Significance Statement Life on Earth depends on photosynthetic CO2 fixation via the Calvin–Benson–Bassham cycle to form organic carbon. This process evolved first in cyanobacteria and was later conveyed to eukaryotes, giving rise to plastids in algae and plants. To cope with low atmospheric CO2 concentrations that developed over the course of evolution,
Zimmer E, Poppitz C, Klähn S, Selim KA.
europepmc   +2 more sources

Preparing Rubisco for a tune up

open access: yesNature Plants, 2017
New capabilities for assembling plant Rubisco in bacteria offer a revolution for enhancing photosynthesis. The technology provides a breakthrough to identify and test solutions for improving CO2 fixation by crop Rubisco.
Conlan, Brendon, Whitney, Spencer
openaire   +3 more sources

Single‐Cell CRISPR: An Efficient Strategy for Decoding Plant Cis‐Regulatory Complexity

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT The generation of complex traits involves the coordinated interplay of multiple gene networks. Elucidating the function of transcriptional cis‐regulatory elements (CREs) in regulating gene expression is crucial for understanding complex regulatory pathways and improving our ability to modify macro‐phenotypes.
Yuanhang Zhang   +5 more
wiley   +1 more source

Two Aquaporins Mitigate Growth‐Defence Trade‐Offs by Facilitating CO2 and H2O2 Transport in Wheat

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT The growth‐defence trade‐offs pose a major challenge to breeding high‐yield and disease‐resistant crops. Aquaporins are membrane channels that facilitate the transport of water and other small compounds, therefore regulating the growth‐defence trade‐offs.
Kai Lu   +9 more
wiley   +1 more source

Analysis of two rubisco-deficient tobacco mutants, h7 and sp25; evidence for the production of rubisco large subunits in the sp25 mutant that form clusters and are inactive

open access: yes, 1993
The basis for the lesions in the Sp25 and H7 ribulose-l,5-bisphosphate carboxylase/oxygenase (Rubisco) mutants of tobacco was studied in detail because these plants may be suitable hosts for transformation with the genes for Rubisco enzymes of various ...
Foyer, C. H.   +10 more
core  

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