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Tight relationship between two photosystems is robust in rice leaves under various nitrogen conditions
Leaf nitrogen (N) level affects not only photosynthetic CO 2 assimilation, but also two photosystems of the photosynthetic electron transport. The...
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The Effect of High-Temperature Stress on the Physiological Indexes, Chloroplast Ultrastructure, and Photosystems of two Herbaceous Peony Cultivars
In this study, two herbaceous peony cultivars with different heat tolerances (‘Fenyunu’ FYN low sensitivity and ‘Qiaoling’ QL high sensitivity) were...
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Effects of chromium (VI) at extreme alkaline condition (pH 11) on the survival, growth, photosystems and phycobilisome operation of the cyanobacterium Synechocystis sp. Strain FS 78
The cyanobacterium Synechocystis sp. strain FS 78 was recently isolated from chromium polluted paddy fields in the North of Iran. In the present...
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Expression of Genes of Circadian Rhythm, Activity of Photosystems, and Biosynthesis of Carotenoids in Seedlings of Two Inbred Corn Lines under Conditions of an Altered Photoperiod
AbstractThe plant circadian system, as a result of adaptive evolution, is closely related to sensitivity to photoperiod. Zea mays L. originally...
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Interaction of zinc and IAA alleviate aluminum-induced damage on photosystems via promoting proton motive force and reducing proton gradient in alfalfa
BackgroundIn acidic soils, aluminum (Al) competing with Zn results in Zn deficiency in plants. Zn is essential for auxin biosynthesis. Zn-mediated...
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Structural characterization of the photosystems in the green alga Chlorella sorokiniana
Main conclusionThe supramolecular organization of the photosystem supercomplexes in the green alga Chlorella sorokiniana belonging to...
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Molecular dissection of the soluble photosynthetic antenna from the cryptophyte alga Hemiselmis andersenii
Cryptophyte algae have a unique phycobiliprotein light-harvesting antenna that fills a spectral gap in chlorophyll absorption from photosystems....
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Salt adaptability in a halophytic soybean (Glycine soja) involves photosystems coordination
BackgroundGlycine soja is a halophytic soybean native to saline soil in Yellow River Delta, China. Photosystem I (PSI) performance and the...
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Growth phase-dependent reorganization of cryptophyte photosystem I antennae
Photosynthetic cryptophytes are eukaryotic algae that utilize membrane-embedded chlorophyll a/c binding proteins (CACs) and lumen-localized...
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Red algae acclimate to low light by modifying phycobilisome composition to maintain efficient light harvesting
BackgroundDespite a global prevalence of photosynthetic organisms in the ocean’s mesophotic zone (30–200+ m depth), the mechanisms that enable...
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Electron Transport in Chloroplasts: Regulation and Alternative Pathways of Electron Transfer
AbstractThis work represents an overview of electron transport regulation in chloroplasts as considered in the context of structure-function...
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Plastoquinone pool redox state and control of state transitions in Chlamydomonas reinhardtii in darkness and under illumination
Movement of LHCII between two photosystems has been assumed to be similarly controlled by the redox state of the plastoquinone pool (PQ-pool) in...
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Modulating Energy Transfer from Phycobilisomes to Photosystems: State Transitions and OCP-Related Non-Photochemical Quenching
It is crucial for living organisms to be able to constantly sense and adapt to environmental changes. Light becomes dangerous for photosynthetic...
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Controlled electron transfer by molecular wires embedded in ultrathin insulating membranes for driving redox catalysis
Organic bilayers or amorphous silica films of a few nanometer thickness featuring embedded molecular wires offer opportunities for chemically...
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David (Dave) Charles Fork (1929–2020): a gentle human being, a great experimenter, and a passionate researcher
We provide here an overview of the remarkable life and outstanding research of David (Dave) Charles Fork (March 4, 1929–December 13, 2021) in...
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Rhodopsin-mediated nutrient uptake by cultivated photoheterotrophic Verrucomicrobiota
Rhodopsin photosystems convert light energy into electrochemical gradients used by the cell to produce ATP, or for other energy-demanding processes....
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Strategies for adaptation to high light in plants
Plants absorb light energy for photosynthesis via photosystem complexes in their chloroplasts. However, excess light can damage the photosystems and...
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Fractal Character of Cyanobacteria Thylakoid System Formation
AbstractThe features of the dependence of the fractal parameter µ( N g , n g ) of the set of points on the number of N g groups (dimers or trimers) and the...
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Shallow and mesophotic colonies of the coral Stylophora pistillata share similar regulatory strategies of photosynthetic electron transport but differ in their sensitivity to light
Acclimation of corals to light is known to rely on multiple strategies working at different timescales. Among them, photosynthetic alternative...
