Results 41 to 50 of about 6,484 (226)

Fast Diffusion of the Unassembled PetC1-GFP Protein in the Cyanobacterial Thylakoid Membrane

open access: yesLife, 2020
Biological membranes were originally described as a fluid mosaic with uniform distribution of proteins and lipids. Later, heterogeneous membrane areas were found in many membrane systems including cyanobacterial thylakoids.
Radek Kaňa   +4 more
doaj   +1 more source

Chloroplast Ca2+ Fluxes into and across Thylakoids Revealed by Thylakoid-Targeted Aequorin Probes [PDF]

open access: yesPlant Physiology, 2018
Chloroplasts require a fine-tuned control of their internal Ca2+ concentration, which is crucial for many aspects of photosynthesis and for other chloroplast-localized processes. Increasing evidence suggests that calcium regulation within chloroplasts also may influence Ca2+ signaling pathways in the cytosol.
Simone Sello   +10 more
openaire   +2 more sources

Correlation between Chloroplast Ultrastructure and Chlorophyll Fluorescence Characteristics in the Leaves of Rice (Oryza sativa L.) Grown under Salinity

open access: yesPlant Production Science, 2008
The seedlings of Oryza sativa L. cv. Nipponbare grown by hydroponic culture for 3 wks were treated with 75, 100, 150 and 200 mM NaCl for 14, 14, 6 and 3 days, respectively, and examined for chloroplast ultrastructure in the region where chlorophyll ...
Koji Yamane   +3 more
doaj   +1 more source

The toxicity of BDE-47 to the photosystem of Lemna minor fronds

open access: yesBiologia Plantarum, 2020
To elucidate the toxicity of 2,2ʹ,4,4ʹ-tetrabromodiphenyl ether (BDE-47) on photosynthetic primary processes, in vivo and in vitro treatments of BDE-47 were performed.
N.W. QIU   +6 more
doaj   +1 more source

Biolipid Film‐Fused Electrochemiluminescence for Multipurpose In Situ Bioassays

open access: yesAdvanced Science, EarlyView.
An ECL‐emissive, membrane‐interactive scaffold was fabricated, and facilely fused with natural and non‐native phospholipids into multifactorial mimicries of cytomembranes and vesicles for in vitro representative membrane‐process probing. Such a biointerface‐based, state‐sensitive ECL paradigm not only pinpointed proximal phenomena, including channeling
Jialiang Chen   +9 more
wiley   +1 more source

Energy storage in the photosynthetic electron-transport chain. An analogy with Michaelis-Menten kinetics [PDF]

open access: yesJournal of the Serbian Chemical Society, 2003
Simultaneous measurements of fluorescence and thermal emission have been performed by applying combined fluorescence and photoacoustic techniques on isolated thylakoids pretreated by prolonged illumination with saturating light.
DEJAN MARKOVIC
doaj   +3 more sources

Ultrastructure changes of seedlings of Kosteletzkya virginica under waterlogging conditions

open access: yesBiologia Plantarum, 2011
The changes in ultrastructure of leaf cell in waterlogged Kosteletzkya virginica seedlings were observed by transmission electron microscope. During waterlogging, the chloroplasts turned into a round shape and their volume was gradually reduced ...
J. Zhou, S. W. Wan, G. Li, P. Qin
doaj   +1 more source

Leveraging target enrichment and genome skimming (Hyb‐Seq) of herbarium collections to unlock timber DNA barcoding

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise DNA barcoding for timber species identification requires comprehensive reference datasets, informative DNA barcodes, and cost‐effective protocols. We developed a workflow leveraging Hyb‐Seq (target capture sequencing and genome skimming) to address these challenges, and we tested it on four genera from the mahogany family (Meliaceae ...
Sidonie Bellot   +14 more
wiley   +1 more source

The Diacylglycerol Acyltransferase 3 of Chlamydomonas reinhardtii Is a Disordered Protein Capable of Binding to Lipids Derived from Chloroplasts

open access: yesBiomolecules
Understanding triacylglycerol (TAG) metabolism is crucial for developing algae as a source of biodiesel. TAGs are the main reservoir of energy in most eukaryotes.
Natalia Pavia   +7 more
doaj   +1 more source

Physiological and ultrastructural effects of lead on tobacco

open access: yesBiologia Plantarum, 2012
The effects of lead toxicity on leaf gas exchange, chlorophyll content, chlorophyll fluorescence, chloroplast ultrastructure, and opening of stomata were examined in tobacco (Nicotiana tabacum L.) plants.
R. Alkhatib   +5 more
doaj   +1 more source

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