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Integration of Light and Auxin Signaling [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2009
Light is vital for plant growth and development: It provides energy for photosynthesis, but also reliable information on seasonal timing and local habitat conditions. Light sensing is therefore of paramount importance for plants. Thus, plants have evolved sophisticated light receptors and signaling networks that detect and respond to changes in light ...
Halliday, Karen J   +2 more
openaire   +4 more sources

Integration of ABA, GA, and light signaling in seed germination through the regulation of ABI5

open access: yesFrontiers in Plant Science, 2022
Seed germination is precisely controlled by a variety of signals, among which light signals and the phytohormones abscisic acid (ABA) and gibberellin (GA) play crucial roles.
Hongyun Zhao   +5 more
doaj   +3 more sources

Phytochrome phosphorylation in plant light signaling

open access: yesFrontiers in Plant Science
Plant phytochromes, renowned phosphoproteins, are red and far-red photoreceptors that regulate growth and development in response to light signals. Studies on phytochrome phosphorylation postulate that the N-terminal extension (NTE) and hinge region ...
Yun-Jeong Han   +3 more
doaj   +3 more sources

Photobodies in Light Signaling [PDF]

open access: yesPlant Physiology, 2011
One of the earliest light responses at the cellular level is the translocation of the red and far-red photoreceptors, phytochromes, from the cytoplasm to discrete subnuclear domains named phytochrome nuclear bodies or photobodies. In Arabidopsis, photobodies contain multiple photoreceptors including phytochromes, the ultraviolet-A/blue light sensing ...
Elise K, Van Buskirk   +2 more
openaire   +2 more sources

Phytochrome B Positively Regulates Red Light-Mediated ER Stress Response in Arabidopsis

open access: yesFrontiers in Plant Science, 2022
Light plays a crucial role in plant growth and development, and light signaling is integrated with various stress responses to adapt to different environmental changes.
Gyeongik Ahn   +8 more
doaj   +1 more source

Interaction of light and temperature signalling [PDF]

open access: yesJournal of Experimental Botany, 2014
Light and temperature are arguably two of the most important signals regulating the growth and development of plants. In addition to their direct energetic effects on plant growth, light and temperature provide vital immediate and predictive cues for plants to ensure optimal development both spatially and temporally.
Franklin, Keara A.   +3 more
openaire   +2 more sources

Role of Phytochromes in Red Light-Regulated Alternative Splicing in Arabidopsis thaliana: Impactful but Not Indispensable

open access: yesCells, 2023
Light is both the main source of energy and a key environmental signal for plants. It regulates not only gene expression but also the tightly related processes of splicing and alternative splicing (AS).
Daniel Alejandro Careno   +5 more
doaj   +1 more source

Two distinct light-induced reactions are needed to promote germination in spores of Ceratopteris richardii

open access: yesFrontiers in Plant Science, 2023
Germination of Ceratopteris richardii spores is initiated by light and terminates 3-4 days later with the emergence of a rhizoid. Early studies documented that the photoreceptor for initiating this response is phytochrome.
Ashley E. Cannon   +9 more
doaj   +1 more source

Integration of light and hormone signals [PDF]

open access: yesPlant Signaling & Behavior, 2008
After germination, seedlings follow one of two developmental programs, photo- and skotomorphogenesis, and the choice is determined by the interplay between environmental signals (light) and endogenous cues (the plant hormones gibberellins among others). In the December issue of Plant Journal we describe a molecular mechanism that allows the integration
David, Alabadí, Miguel A, Blázquez
openaire   +2 more sources

Light signaling: back to space [PDF]

open access: yesTrends in Plant Science, 2008
Recent work has increased our understanding of the molecular and cellular mechanisms of the phytochrome family of photoreceptors in controlling plant photomorphogenesis. However, the importance of long-distance communication in controlling light responses has received relatively little attention and is poorly understood.
Roig Villanova, Irma   +2 more
openaire   +4 more sources

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