Results 71 to 80 of about 10,510 (219)

A Possible Role of Allatostatin C in Inhibiting Ecdysone Biosynthesis Revealed in the Mud Crab Scylla paramamosain

open access: yesFrontiers in Marine Science, 2021
C-type allatostatins (C-type ASTs) are a family of structurally related neuropeptides found in a wide range of insects and crustaceans. To date, the C-type allatostatin receptor in crustaceans has not been deorphaned, and little is known about its ...
An Liu   +3 more
doaj   +1 more source

Low‐Dose H2O2 Priming Improves Performance Under Simulated Marine Heatwave Conditions in a Coastal Bivalve

open access: yesGlobal Challenges, Volume 10, Issue 6, June 2026.
Low‐dose hydrogen peroxide priming shapes Manila clam responses to simulated marine heatwaves, which showed faster burrowing behavior, limited transcriptional disruption, and reduced opportunistic microbiota. A long‐term field trial confirms no detectable adverse effects, supporting redox‐based chemical priming as a feasible resilience strategy in ...
Chiara Mascitelli   +14 more
wiley   +1 more source

A New Conditional Transcription Factor for Use in Toxoplasma Gondii

open access: yesBiotechnology Journal, Volume 21, Issue 5, May 2026.
Graphical Abstract and Lay Summary A new conditional transcription factor (CTF) for Toxoplasma gondii reversibly regulates a reporter gene, achieving an outstanding signal‐to‐noise ratio. Gene expression is robust in the absence and nearly abolished in the presence of rapamycin, and the tool's modular design will facilitate application to varied genes ...
Mohammad Farouq Sharifpour   +12 more
wiley   +1 more source

UV Protectants for the Biopesticide Based on Photostabilization of Ecdysone

open access: yes, 2011
The ultraviolet protectant (UV protectant) properties of different natural and synthetic compounds were investigated for a biopesticide based on ecdysone.
Jia Yu, Hua Nan Guan, De Fu Chi
core   +1 more source

Transcriptomic and DNA Methylation Profiles of Alternative Aphid Morphs and Genotypes

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
Graph showing the correlation between differentially expressed genes and differentially methylated genes. There is no correlation between gene expression and DNA methylation level in pea aphid polyphenism. ABSTRACT Pea aphids can develop alternative morphs when exposed to stressful conditions, showing differences between genotypes in their stress ...
Zhe Yang Yim   +2 more
wiley   +1 more source

Ecdysone quantification final

open access: yes, 2014
Ecdysone quantifications for P0206>, >FoxO, P0206>FoxO and P0206>FoxO NK.
Alexander W. Shingleton (196929)   +9 more
core   +1 more source

Versatile CRISPR‐Cas Tools for Gene Regulation in Zebrafish via an Enhanced Q Binary System

open access: yesAdvanced Science, Volume 13, Issue 23, 23 April 2026.
This study introduces CRISPR‐Q, a transgenic CRISPR‐Cas system leveraging the QFvpr/QUAS binary expression platform in zebrafish. CRISPR‐Q overcomes previous challenges in achieving stable and efficient gene regulation. By enabling precise spatiotemporal control of transcript knockdown (CRISPR‐QKD) and gene activation (CRISPR‐Qa), it provides a ...
Miaoyuan Shi   +13 more
wiley   +1 more source

Ecdysone-mediated programmed cell death in Drosophila

open access: yes, 2015
During Drosophila development, the steroid hormone ecdysone plays a key role in the transition from embryo into larva and then into pupa. It is during larval-pupal metamorphosis that extensive programmed cell death occurs to remove large obsolete larval ...
Nicolson, S., Denton, D., Kumar, S.
core   +1 more source

Methods for Improving Settlement and Metamorphosis of Shelled Marine Mollusks in Aquaculture: A Review

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 2, April 2026.
Settlement and metamorphosis are key developmental hurdles in marine mollusk aquaculture. Environmental signals (such as biofilms, algae, and signals from conspecifics) and biochemical pathways (including nitric oxide, thyroid hormones, catecholamines, and GABA) regulate the transition of larvae into benthic juveniles. Combining ecological observations
Angelica R. Valdez   +2 more
wiley   +1 more source

Ecdysone receptor homologs from mollusks, leeches and a polychaete worm

open access: yes, 2010
The genomes of the mollusk Lottia gigantea, the leech Helobdella robusta and the polychaete worm Capitella teleta each have a gene encoding an ecdysone receptor homolog.
Michel Laguerre   +3 more
core   +1 more source

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