Results 31 to 40 of about 391,495 (174)

Integration of Phytochrome and Cryptochrome Signals Determines Plant Growth during Competition for Light. [PDF]

open access: yes, 2016
Plants in dense vegetation perceive their neighbors primarily through changes in light quality. Initially, the ratio between red (R) and far-red (FR) light decreases due to reflection of FR by plant tissue well before shading occurs.
Bongers, F.J.   +8 more
core   +1 more source

Auxin Metabolism in Plants.

open access: yesCold Spring Harbor Perspectives in Biology, 2021
The major natural auxin in plants, indole-3-acetic acid (IAA), orchestrates a plethora of developmental responses that largely depend on the formation of auxin concentration gradients within plant tissues. Together with inter- and intracellular transport,
Rubén Casanova-Sáez   +2 more
semanticscholar   +1 more source

Crucial Roles of Brassinosteroids in Cell Wall Composition and Structure Across Species: New Insights and Biotechnological Applications. [PDF]

open access: yesPlant Cell Environ
ABSTRACT Brassinosteroids (BR) are steroidal phytohormones essential for plant growth, development, and stress resistance. They fulfil this role partially by modulating cell wall structure and composition through the control of gene expression involved in primary and secondary cell wall biosynthesis and metabolism.
Percio F   +3 more
europepmc   +2 more sources

The Magnesium-Chelatase H Subunit Binds Abscisic Acid and Functions in Abscisic Acid Signaling: New Evidence in Arabidopsis1[W][OA]

open access: yesPlant Physiology, 2009
Using a newly developed abscisic acid (ABA)-affinity chromatography technique, we showed that the magnesium-chelatase H subunit ABAR/CHLH (for putative abscisic acid receptor/chelatase H subunit) specifically binds ABA through the C-terminal half but not
Fu-qing Wu   +18 more
semanticscholar   +1 more source

The main oxidative inactivation pathway of the plant hormone auxin

open access: yesNature Communications, 2021
Inactivation of the phytohormone auxin plays important roles in plant development, and several enzymes have been implicated in auxin inactivation.
Ken-ichiro Hayashi   +10 more
semanticscholar   +1 more source

Molecular locks and keys: the role of small molecules in phytohormone research [PDF]

open access: yes, 2017
Plant adaptation, growth and development rely on the integration of many environmental and endogenous signals that collectively determine the overall plant phenotypic plasticity.
Bishopp, Anthony   +4 more
core   +1 more source

The Redox Properties of Polyphenols and Their Role in ROS Generation for Biomedical Applications

open access: yesAngewandte Chemie, Volume 138, Issue 3, 16 January 2026.
The dual redox nature of polyphenols enables antioxidant activity and controlled reactive oxygen species (ROS) generation. This review details the biomedical applications of polyphenols in materials such as nanoparticles, coatings, and hydrogels for antimicrobial, tissue regeneration, and cancer therapies.
Jose Bolaños‐Cardet   +7 more
wiley   +2 more sources

Phytohormone-mediated interkingdom signaling shapes the outcome of rice-Xanthomonas oryzae pv. oryzae interactions [PDF]

open access: yes, 2015
Background: Small-molecule hormones are well known to play key roles in the plant immune signaling network that is activated upon pathogen perception. In contrast, little is known about whether phytohormones also directly influence microbial virulence ...
De Vleesschauwer, David   +7 more
core   +2 more sources

Plant embryogenesis requires AUX/LAX-mediated auxin influx [PDF]

open access: yes, 2015
The plant hormone auxin and its directional transport are known to play a crucial role in defining the embryonic axis and subsequent development of the body plan.
Bainbridge   +48 more
core   +4 more sources

ACCERBATIN, a small molecule at the intersection of auxin and reactive oxygen species homeostasis with herbicidal properties [PDF]

open access: yes, 2017
The volatile two-carbon hormone ethylene acts in concert with an array of signals to affect etiolated seedling development. From a chemical screen, we isolated a quinoline carboxamide designated ACCERBATIN (AEX) that exacerbates the 1-aminocyclopropane-1-
Boerjan, Wout   +13 more
core   +2 more sources

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