Results 51 to 60 of about 4,569 (148)

Weak acids produced during anaerobic respiration suppress both photosynthesis and aerobic respiration

open access: yesNature Communications, 2023
While photosynthesis transforms sunlight energy into sugar, aerobic and anaerobic respiration (fermentation) catabolizes sugars to fuel cellular activities.
Xiaojie Pang   +8 more
doaj   +1 more source

Ultrafast energy quenching mechanism of LHCSR3-dependent photoprotection in Chlamydomonas

open access: yesNature Communications
Photosynthetic organisms have evolved an essential energy-dependent quenching (qE) mechanism to avoid any lethal damages caused by high light. While the triggering mechanism of qE has been well addressed, candidates for quenchers are often debated.
Mengyuan Zheng   +3 more
doaj   +1 more source

Far-red Fraction: An Improved Metric for Characterizing Phytochrome Effects on Morphology

open access: yesJournal of the American Society for Horticultural Science, 2020
Phytochrome, a well-studied photoreceptor in plants, primarily absorbs in the red (R) and far-red (FR) regions and is responsible for the perception of shade and subsequent morphological responses.
Paul Kusuma, Bruce Bugbee
doaj   +1 more source

Structure and distinct supramolecular organization of a PSII-ACPII dimer from a cryptophyte alga Chroomonas placoidea

open access: yesNature Communications
Cryptophyte algae are an evolutionarily distinct and ecologically important group of photosynthetic unicellular eukaryotes. Photosystem II (PSII) of cryptophyte algae associates with alloxanthin chlorophyll a/c-binding proteins (ACPs) to act as the ...
Zhiyuan Mao   +9 more
doaj   +1 more source

The Photoreceptor Components FaWC1 and FaWC2 of Fusarium asiaticum Cooperatively Regulate Light Responses but Play Independent Roles in Virulence Expression

open access: yesMicroorganisms, 2020
Fusarium asiaticum belongs to one of the phylogenetical subgroups of the F. graminearum species complex and is epidemically predominant in the East Asia area. The life cycle of F. asiaticum is significantly regulated by light.
Ying Tang   +9 more
doaj   +1 more source

Optical Properties of Living Corals Determined With Diffuse Reflectance Spectroscopy

open access: yesFrontiers in Marine Science, 2019
The internal light field and thus light exposure of the photosymbiotic microalgae (Symbiodinium sp.) in corals is strongly modulated by the optical properties of coral tissue and skeleton.
Steven L. Jacques   +5 more
doaj   +1 more source

Synthesis, Properties, and Photocatalytic Hydrogen Production of G‐C3N4/MXene Composites: A Review

open access: yesCLEAN – Soil, Air, Water, Volume 54, Issue 2, February 2026.
Schematic representation of the synthesis route, physicochemical properties, detailed characterization, and enhanced photocatalytic hydrogen production performance of the MXene/g‐C3N4 composite, emphasizing interfacial charge transfer and improved light‐driven catalytic efficiency. ABSTRACT The increasing global energy demand for clean energy, combined
Sami Ur Rahman   +6 more
wiley   +1 more source

The CONSTANS flowering complex controls the protective response of photosynthesis in the green alga Chlamydomonas

open access: yesNature Communications, 2019
In flowering plants, the CONSTANS (CO) and Nuclear Factor Y (NF-Y) transcription factors connect light perception to floral induction. Here Tokutsu et al.
Ryutaro Tokutsu   +4 more
doaj   +1 more source

New Method for Quantification of Phenotypic Plasticity Reveals How Plasticity Changes Over Time in the Diatom Thalassiosira weissflogii

open access: yesEcology and Evolution, Volume 16, Issue 2, February 2026.
Quantifying phenotypic plasticity, the capacity of organisms to adjust phenotypes in response to environmental changes, is essential in understanding ecological and physiological resilience under climate stress. Here, we introduce a novel statistical approach, the Environmentally Standardised Plasticity Index (*ESPI), which integrates Hedges'g for ...
Lilian Hoch   +5 more
wiley   +1 more source

Roles of Alp and Prt Regulons in the Response of Pseudomonas aeruginosa to UV‐C Light

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 1, February 2026.
Our results show that LexA‐regulated genes are the first to be induced after DNA damage, while autolysis functions controlled by the Alp system are the last. Death by UV is mediated primarily by Alp or Prt systems, depending on the Pseudomonas aeruginosa subline. ABSTRACT UV light is a well‐studied environmental DNA damaging agent.
Marina R. B. Fonseca   +6 more
wiley   +1 more source

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