Results 191 to 200 of about 762 (252)

OsRALF26 Serves as an Endogenous Signal Recognised by XA21 to Promote Robust and Distal Resistance in Rice

open access: yesPlant Biotechnology Journal, Volume 24, Issue 6, Page 4159-4173, June 2026.
ABSTRACT Plant immune receptors detect both microbe‐derived and endogenous signals to activate defences. XA21, a rice immune receptor, confers strong race‐specific resistance to a subset of Xanthomonas oryzae pv. oryzae (Xoo) strains by recognising the microbial sulphated peptide RaxX.
Oh‐Kyu Kwon   +2 more
wiley   +1 more source

Analysis of BpbHLH Gene Family Responsive to MeJA Signalling in Betula platyphylla Suk. and Functional Mechanisms of BpbHLH42/44 in Genetic Improvement and Triterpenoid Biosynthesis

open access: yesPlant Biotechnology Journal, Volume 24, Issue 6, Page 4342-4357, June 2026.
ABSTRACT The basic helix–loop–helix (bHLH) transcription factor family regulates plant secondary metabolism, development and stress responses. Although triterpenoids such as betulinic acid (BA), betulin (BT) and oleanolic acid (OA) from Betula platyphylla Suk.
Ying Li   +9 more
wiley   +1 more source

LsMAPK6 Phosphorylates the LsCO Protein to Enhance Its Stability and Transcriptional Activity, Promoting Floral Transition Upon High Temperatures in Lettuce

open access: yesPlant Biotechnology Journal, Volume 24, Issue 6, Page 4064-4083, June 2026.
ABSTRACT High temperatures significantly accelerate the timing of floral transition, namely, bolting and flowering, in lettuce, which results in severe loss of marketable yield. Thus, understanding the genetic regulation of floral transition is of great interest to plant biologists and lettuce breeders.
Tingzhen Wang   +10 more
wiley   +1 more source

A Hierarchical VvbHLH30‐VvERF70‐VvACS2 Module Orchestrates Ethylene Biosynthesis and Cold Adaptation in Grapevine

open access: yesPlant Biotechnology Journal, Volume 24, Issue 6, Page 4317-4341, June 2026.
ABSTRACT Ethylene is a key gaseous phytohormone that plays crucial roles in regulating plant growth, development and stress responses. However, ethylene‐associated biosynthetic and transcriptional regulatory mechanisms governing cold‐adaptation responses in plants remain poorly understood.
Yujun Hou   +12 more
wiley   +1 more source

Streamlined Synthesis and Structure–Activity Relationship Analysis of 2‐Amidothiophene‐3‐Carboxamides Targeting Influenza Polymerase PA‐PB1 Heterodimerization

open access: yesChemMedChem, Volume 21, Issue 10, 27 May 2026.
Development of a three‐step synthesis and replacement of the cycloheptyl moiety in cycloheptathiophene‐3‐carboxamide derivatives revealed how thiophene C‐5 substitutions modulate PA–PB1 inhibition, antiviral potency, and water solubility. The phenyl analog 9 delivered sub‐µM potency across multiple IV strains, while the methyl analog 5 achieved the ...
Tommaso Felicetti   +8 more
wiley   +1 more source

Azetidinylideneketenimines as a Multimodal Synthetic Platform: Coordination Chemistry and Cycloaddition‐Triggered Transformations

open access: yesAngewandte Chemie, Volume 138, Issue 20, 11 May 2026.
Cross‐coupling/homologation sequence between a stable three‐membered‐ring carbene and isocyanides enables facile and rapid access to novel methyleneketenimines and the first bis(methyleneketenimine). Reactivity studies gave rise to the first methyleneketenimine‐transition metal complexes, unique multimodal reactivity ranging from CO2, isocyanate ...
Taichi Koike   +3 more
wiley   +2 more sources

1,4‐Pentanediol as an Alternative Biomass‐Derived Medium for the Phosphine‐Free Heck Coupling Reactions

open access: yesChemSusChem, Volume 19, Issue 9, 14 May 2026.
In this research, a phosphine‐free Heck coupling reaction was performed using biomass‐derived 1,4‐pentanediol and a polar protic solvent. It was demonstrated that a wide scope of products could be isolated by a simple filtration, eliminating the high‐solvent‐consuming column chromatography and reducing the E‐factor by more than 90% compared to ...
Csaba Árvai, László T. Mika
wiley   +1 more source

Coupling Electrochemical CO2 Reduction With Ethanol Oxidation for Acetate Production in a Dual‐Electrolyzer System

open access: yesAngewandte Chemie, Volume 138, Issue 20, 11 May 2026.
A tandem cell system coupling electrochemical CO2 reduction and electrochemical ethanol oxidation is demonstrated for overall acetate production, providing concepts for a CO2‐negative bioethanol to acetate pathway. ABSTRACT Bioethanol production from biomass is suggested as a strategy for greener fuel production.
Anirudha Shekhawat   +5 more
wiley   +2 more sources

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