Results 51 to 60 of about 5,682 (253)

Regulation of monocot and dicot plant development with constitutively active alleles of phytochrome B

open access: yesPlant Direct, 2020
The constitutively active missense allele of Arabidopsis phytochrome B, AtPHYBY276H or AtYHB, encodes a polypeptide that adopts a light‐insensitive, physiologically active conformation capable of sustaining photomorphogenesis in darkness.
Wei Hu   +3 more
doaj   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Studies on Structure and Dynamics of Components of Phytochrome Mediated Light Signaling in Plants and Cyanobacteria [PDF]

open access: yes, 2003
From a structural point of view, phytochrome mediated light signaling in plants and bacteria constitutes a scarcely understood system. Albeit the tremendous research activity in the field, no X-ray or NMR-based structural information is available.
Benda, Christian G.
core  

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Transcriptome profiling of anthocyanin biosynthesis in the peel of ‘Granny Smith’ apples (Malus domestica) after bag removal

open access: yesBMC Genomics, 2019
Background Bagging is commonly used to enhance red pigmentation and thereby improve fruit quality of apples (Malus domestica). The green-skinned apple cultivar ‘Granny Smith’ develops red pigmentation after bagging removal, but the signal transduction ...
Changqing Ma   +7 more
doaj   +1 more source

Photoglobin, a distinct family of non-heme binding globins, defines a potential photosensor in prokaryotic signal transduction systems

open access: yesComputational and Structural Biotechnology Journal, 2022
Globins constitute an ancient superfamily of proteins, exhibiting enormous structural and functional diversity, as demonstrated by many heme-binding families and two non-heme binding families that were discovered in bacterial stressosome component RsbR ...
Theresa Schneider   +4 more
doaj   +1 more source

Blue light adaptation and desensitization of light signal transduction in Neurospora crassa [PDF]

open access: yesMolecular Microbiology, 2001
The ascomycete Neurospora crassa has the capacity of adapting to a given light quantity, leading to transient blue light responses under continuous light conditions. Here, we present an investigation of this photoadaptation phenomenon. We demonstrated previously that two proteins of the Neurospora blue light signal transduction chain, WC1 and WC2, are ...
C, Schwerdtfeger, H, Linden
openaire   +2 more sources

Light-dependent signal transduction in the marine diatom Phaeodactylum tricornutum

open access: yesProceedings of the National Academy of Sciences, 2023
Unlike most higher plants, unicellular algae can acclimate to changes in irradiance on time scales of hours to a few days. The process involves an enigmatic signaling pathway originating in the plastid that leads to coordinated changes in plastid and nuclear gene expression.
Ananya Agarwal   +3 more
openaire   +2 more sources

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Physiological and transcriptomic analyses of leaves from Gardenia jasminoides Ellis under waterlogging stress

open access: yesBrazilian Journal of Biology, 2022
Gardenia jasminoides Ellis is a Chinese herbal medicine with medicinal and economic value, but its mechanism of response to waterlogging stress remains unclear.
Z. Feng   +5 more
doaj   +1 more source

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