Results 41 to 50 of about 17,038 (248)

Gibberellins close the lid

open access: yes, 2008
Gibberellins regulate many aspects of plant growth and development. Crystal structures of their receptors provide a view in unprecedented detail of how these hormones operate at the molecular ...
Hedden, P., Peter Hedden
core   +1 more source

Effect of cotyledons and epicotyl upon the activity of endogenous gibberellins in roots of flax (Linum usitatissimum L.) seedlings

open access: yesActa Agrobotanica, 2013
In 11-day-old flax seedlings, the level of endogenous gibberellins in roots decreased within 12 hours after the excision of cotyledons and the epicotyl; however, 24 to 48 hours after excision the gibberellin level increased again.
Krystyna M. Janas, Jiři Šebánek
doaj   +1 more source

Gibberellin Metabolism

open access: yes, 2015
The gibberellin (GA) plant hormones are diterpenoid carboxylic acids that regulate growth and development throughout the life cycle of flowering plants, but are also present in some species of lower plants, fungi and bacteria. The latter stages of their biosynthesis in flowering plants involve the activities of two main families of 2-oxoglutarate ...
Hedden, P., Phillips, A. L.
openaire   +1 more source

Advances in the Molecular Mechanisms of Abscisic Acid and Gibberellins Functions in Plants 2.0

open access: yes, 2021
In this special issue entitled, “Advances in the Molecular Mechanisms of Abscisic Acid and Gibberellins Functions in Plants”, eight articles are collected, with five reviews and three original research papers, which broadly cover different topics on the ...
Víctor Quesada, Quesada, Víctor
core   +1 more source

Effects of Gibberellin Pre-Treatment on Seed Germination and Seedling Physiology Characteristics in Industrial Hemp under Drought Stress Condition

open access: yesLife, 2022
The present study aimed to explore the effects of exogenous gibberellins (GAs) on seed germination and subsequent seedling growth of hemp (Cannabis sativa L.) under drought stress.
Guanghui Du   +5 more
doaj   +1 more source

Single‐cell Transcriptome Profiling Reveals Gene Regulatory Networks and Key Genes in the Root Epidermis and Cortical Cells Associated with Early Nodulation in Glycine Max

open access: yesAdvanced Science, EarlyView.
Single‐cell transcriptomics of soybean roots soon after rhizobial inoculation reveals epidermal and cortical cell‐specific programs and gene‐regulatory networks acting in symbiosis establishment. We identify an ethylene‐driven regulatory circuit involving WRKY6.3/6.4 transcription factors targeting select Nod19 genes that promotes infection‐thread ...
Yongbin Zhuang   +17 more
wiley   +1 more source

Herbicide Metabolic Resistance in Poaceae Plants via the GA‐GID1/DELLA‐DOF2‐P450s Module

open access: yesAdvanced Science, EarlyView.
Plant hormone signaling modulates herbicide resistance in Echinochloa crus‐galli. The GA–DELLA–DOF2 cascade directly activates P450 detoxification genes in two Poaceae species, uncovering a core mechanism of metabolic herbicide resistance. ABSTRACT Barnyard grass (Echinochloa crus‐galli) is one of the world's most important weeds, and the evolution of ...
Junzhi Wang   +6 more
wiley   +1 more source

Practical uses of gibberellins in agriculture and horticulture

open access: yes, 1972
The gibberellins were first isolated in 1939 but it took some twenty years to begin to develop practical uses for them. This was largely because there was no extensive knowledge of the interaction between gibberellins and auxins; in fact, much of the ...
J. N. Turner
core   +1 more source

Enviromics and Abiotic Enviromics: Enhancing Stress Biology and Plant Resilience Breeding

open access: yesAdvanced Science, EarlyView.
Environmental stressors are captured through high‐throughput envirotyping and integrated into an enviromic framework with genomic, transcriptomic, phenomic, and environmental data. AI/ML models enable prediction and guide marker‐assisted selection, genomic selection, genome editing, and gene pyramiding toward improved abiotic stress tolerance, yield ...
Guangchao Sun   +6 more
wiley   +1 more source

Regulation of Seed Germination and Abiotic Stresses by Gibberellins and Abscisic Acid

open access: yesFrontiers in Plant Science, 2018
Overall growth and development of a plant is regulated by complex interactions among various hormones, which is critical at different developmental stages.
Bhushan Vishal, Prakash P. Kumar
doaj   +1 more source

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