Results 111 to 120 of about 22,348,680 (250)

Growth phase-dependent reorganization of cryptophyte photosystem I antennae

open access: yesCommunications Biology
Photosynthetic cryptophytes are eukaryotic algae that utilize membrane-embedded chlorophyll a/c binding proteins (CACs) and lumen-localized phycobiliproteins (PBPs) as their light-harvesting antennae.
Shumeng Zhang   +5 more
doaj   +1 more source

Oxyphotobacteria: antenna ring around photosystem I

open access: yes, 2001
The oceanic picoplankton Prochlorococcus - probably the most abundant photosynthetic organism on our planet - can grow at great depths where light intensity is very low.
Nield, J.   +7 more
core   +1 more source

Heavy‐Metal‐Free Colloidal Quantum Dots for Photocatalysis

open access: yesSmall, EarlyView.
Heavy‐metal‐free colloidal quantum dots provide sustainable photocatalytic platforms by combining tunable band structures, strong light absorption, and programmable surfaces/interfaces. This Review highlights how core/shell engineering, alloying, defect regulation, ligand design, and hybrid‐interface construction direct charge separation and ...
Xintong Xu, Ge Yang, Qin Li, Dechao Chen
wiley   +1 more source

Photovoltaic Activity of Photosystem I-Based Self-Assembled Monolayer

open access: yes, 2016
The photoelectronic nature of a dried photosystem I protein attached to a metal surface is studied using various spectroscopic techniques. The proteins are found to be optically active after the chemical adsorption.
Chanoch Carmeli (2364910)   +3 more
core   +1 more source

Cardiomyocyte Membrane‐Camouflaged Spinach Nano‐Thylakoids Enhance Myocardial Energy Metabolism and Ameliorate Heart Failure

open access: yesSmall, EarlyView.
Schematic illustration of the construction of MM‐NTU, its cardiac‐targeting behavior, and its light‐activated therapeutic mechanism. Thylakoids isolated from spinach chloroplasts were processed into nano‐thylakoid units (NTU) and further camouflaged with cardiomyocyte membranes to generate MM‐NTU.
Haohui Fan   +13 more
wiley   +1 more source

Energy transfer from phycobilisomes to photosystem I at room temperature

open access: yesFrontiers in Plant Science
The phycobilisomes function as the primary light-harvesting antennae in cyanobacteria and red algae, effectively harvesting and transferring excitation energy to both photosystems.
Avratanu Biswas   +5 more
doaj   +1 more source

Phenotypic characterization of Arabidopsis thaliana mutants that alleviate root growth defects in a vitamin B6 biosynthesis mutant

open access: yesThe FEBS Journal, EarlyView.
Vitamin B6 is a critical molecule for plant metabolism and development. Rsr4‐1, a loss‐of‐function mutant in a vitamin B6 biosynthesis gene, has a distinct short root phenotype. Here we describe five novel suppressor mutants with an rsr4‐1 background that have normalized root growth and distinct phenotypic and molecular characteristics, representing a ...
Marcelina Parra   +4 more
wiley   +1 more source

Preparation and characterization of photovoltaic cells based on photosystem I

open access: yes, 2017
Photosystem I is increasingly used for new types of photovoltaic devices because of high stability. The goal of this thesis was to characterize organic photovoltaic cells based on photosystem I.
Kuižová, Alžbeta
core  

Absorption and Fluorescence Spectroscopy of Photosystem I from Thalassiosira pseudonana

open access: yes
Spectroscopy data of isolated Photosystem I - Fucoxanthin-chlorophyll a/c protein I complexes isolated from marine diatom Thalassiosira pseudonana.
Lambrev, Petar
core   +1 more source

A comprehensive study on ferredoxin isoforms in the cyanobacterium Synechocystis sp. PCC 6803

open access: yesThe FEBS Journal, EarlyView.
Ferredoxins are small FeS cluster‐containing proteins that play a central role in distributing electrons within the cell. The cyanobacterium Synechocystis sp. PCC 6803 contains several ferredoxin isoforms and their biophysical properties (UV/Vis and EPR spectra, Em potential), expression patterns, and interactions with the electron donors photosystem I
Marko Boehm   +14 more
wiley   +1 more source

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