Results 21 to 30 of about 789 (205)

Novel Mutation in the Acetohydroxyacid Synthase (AHAS), Gene Confers Imidazolinone Resistance in Chickpea Cicer arietinum L. Plants [PDF]

open access: yesPlants, 2021
Chickpea (Cicer arietinum L.) is an important crop in crop-rotation management in Israel. Imidazolinone herbicides have a wide spectrum of weed control, but chickpea plants are sensitive to acetohydroxyacid synthase (AHAS; also known as acetolactate ...
Shmuel Galili   +7 more
doaj   +2 more sources

Genome-Wide Characterization of the HaALS Gene Family Reveals Its Potential Roles in Imazethapyr Tolerance in Sunflower (Helianthus annuus L.) [PDF]

open access: yesPlants
Acetolactate synthase (ALS; EC 2.2.1.6) catalyzes the first committed step in branched-chain amino acid (BCAA) biosynthesis and is the molecular target of multiple herbicide classes, including the imidazolinones.
Pengyuan Xie   +5 more
doaj   +2 more sources

IRGA 431 CL, new rice variety for red rice management in Southern Brazil [PDF]

open access: yesCrop Breeding and Applied Biotechnology, 2018
IRGA 431 CL is an early rice variety, and its main characteristic is the resistance to Imidazolinones herbicides. The variety stands out for its excellent plant architecture, strong stems, high yield potential, good grain quality, and resistance to blast
Mara Cristina Barbosa Lopes   +1 more
doaj   +3 more sources

Degradation Enhancement as the Mechanism of Resistance to Imazethapyr in Barnyardgrass [PDF]

open access: yesPlanta Daninha, 2018
: Non-target site (NTS) herbicide resistance by degradation enhancement is an increasing problem in several weeds around the world. In this study, the occurrence of degradation enhancement by cytochrome P450 monooxygenases (cytP450) was evaluated as the ...
G. DALAZEN   +3 more
doaj   +1 more source

Imidazolinones [PDF]

open access: yesPlant Physiology, 1984
The imidazolinones, a new chemical class of herbicides, were shown to be uncompetitive inhibitors of acetohydroxyacid synthase from corn. This is the first common enzyme in the biosynthetic pathway for valine, leucine, and isoleucine. The K(i) for the imidazolinones tested ranged from 2 to 12 micromolar.
D L, Shaner, P C, Anderson, M A, Stidham
openaire   +2 more sources

Rapid diagnosis of resistance to imidazolinone herbicides in barnyardgrass (Echinochloa crus-galli) and control of resistant biotypes with alternative herbicides [PDF]

open access: yesPlanta Daninha, 2013
The resistance of barnyardgrass (Echinochloa crus-galli) to imidazolinone herbicides is a worldwide problem in paddy fields. A rapid diagnosis is required for the selection of adequate prevention and control practices.
F.O. Matzenbacher   +4 more
doaj   +1 more source

SYNTHESIS OF SOME NOVEL IMIDAZOLINONES

open access: yesHeterocyclic Communications, 2006
PRALAV V. BHATT,   +3 more
exaly   +2 more sources

Tolerance to Imidazolinone Herbicides in Wheat [PDF]

open access: yesPlant Physiology, 1992
An imidazolinone-tolerant wheat (Triticum aestivum L. em Thell) mutant in the winter wheat cultivar Fidel has been identified and characterized. The mutant was isolated from a population derived through seed mutagenesis of the variety with an aqueous solution containing sodium azide.
K E, Newhouse   +4 more
openaire   +2 more sources

Glucopyranosylidene-spiro-imidazolinones, a New Ring System: Synthesis and Evaluation as Glycogen Phosphorylase Inhibitors by Enzyme Kinetics and X‑ray Crystallography

open access: yes, 2019
Epimeric series of aryl-substituted glucopyranosylidene-spiro-imidazolinones, an unprecedented new ring system, were synthesized from the corresponding Schiff bases of O-perbenzoylated (gluculopyranosylamine)­onamides by intramolecular ring closure of ...
Panagiota G. V. Liggri (6894749)   +15 more
core   +3 more sources

Design, Synthesis, and Evaluation of X-ray Crystal Structure, Biological Activities, DFT Calculations, and Molecular Docking of Phenyl Imidazolidin-2-One Derivatives

open access: yesCrystals, 2020
Eight phenyl imidazolinone derivatives were synthesized from N2-(2,4-dimethylphenyl)-N1-methyformamidine (DPMF) via scaffold-hopping method using the ring-closure approach. The prepared compounds were verified using 1H and 13C NMR and HRMS spectroscopies.
Xile Deng   +4 more
doaj   +1 more source

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