Ecdysone receptor
The Insect Ecdysone Receptor is a Good Potential Target for RNAi-based Pest Control
... insect ecdysone receptor (EcR) is a good potential target for RNAi-based pest control in the brown planthopper Nilaparvata lugens, a serious insect pest of rice ...
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Three calpains and ecdysone receptor in the land crab Gecarcinus lateralis: sequences, expression and effects of elevated ecdysteroid induced by eyestalk ablation
... crabs, ecdysone receptor (Up- EcR) mRNA level is increased significantly in the premolt stage (Chung et ...‘ecdysone receptor’ as per common usage; however, we recognize that it is actually an ...
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The Drosophila ecdysone receptor (EcR) Gene Is Required Maternally for Normal Oogenesis
... emerges Ecdysone signaling in Drosophila is controlled by a from the pupal case, ovarioles contain only previtello- heteromeric receptor composed of the EcR and USP genic (stages 1–7) egg chambers (see King ...
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Drosophila CORL is required for Smad2 mediated activation of Ecdysone Receptor expression in the mushroom body
... lacking Ecdysone Receptor (EcR-B1) expression in MB ...I receptor upstream of Smad2) cannot stimulate EcR-B1 MB expression in Df(4)dCORL larvae, which demonstrates a formal requirement for CORL in ...
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The Ecdysone receptor controls the post critical weight switch to nutrition independent differentiation in Drosophila wing imaginal discs
... hormone ecdysone, we hypothesized that ecdysone signaling switches the larva to a nutrition-independent mode of development post-critical ...the Ecdysone receptor (EcR) selectively in the ...
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Use of time lapse imaging and dominant negative receptors to dissect the steroid receptor control of neuronal remodeling in Drosophila
... metamorphosis. Ecdysone and its metabolite 20- Hydroxyecdysone (20E) drive the remodeling of the larval body during this period, including the rewiring of the nervous system for adult function (Weeks and Truman, ...
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Steroid dependent modification of Hox function drives myocyte reprogramming in the Drosophila heart
... as ecdysone) (Riddiford, 1993). Ecdysone exerts its effects through a heterodimer of two members of the nuclear receptor superfamily, the Ecdysone Receptor (EcR) and the fly RXR ...
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JNK signaling coordinates with ecdysone signaling to promote pruning of Drosophila sensory neuron dendrites
... by ecdysone receptor B1 (EcRB1) at early pupal stages, suggesting that ecdysone signaling provides temporal control of the regulation of dendrite pruning by JNK ...and Ecdysone signaling ...
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Ecdysone signaling is required for proper organization and fluid secretion of stellate cells in the Malpighian tubules of Drosophila melanogaster
... of ecdysone, most of the larval tissues degenerate, while the imaginal cells differentiate and form adult specific ...by ecdysone during metamorphosis, we show that ecdysone signaling plays an ...
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Anti-Ecdysteroidal Activity and Associated Toxicity of Environmental Chemicals in the Crustacean Daphnia magna.
... ecdysteroid receptor antagonist testosterone on ecdysteroid- regulated embryo development in the crustacean Daphnia ...offspring-derived ecdysone in the maturing ...inhibit ecdysone provided by ...
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A role for juvenile hormone in the prepupal development of Drosophila melanogaster
... Brains and other tissues were dissected and fixed in 3.9% formaldehyde (Fisher Scientific, Fairlawn, NJ, USA) in phosphate-buffered saline (PBS; Mediatech, Manassas, VA, USA) for 30 minutes, then rinsed and incubated in ...
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Fine tuning of secondary arbor development: the effects of the ecdysone receptor on the adult neuronal lineages of the Drosophila thoracic CNS
... the ecdysone pathway, we investigated the role of ecdysone in the development of the adult-specific neuronal lineages using a dominant-negative construct of the ecdysone receptor ...the ...
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Ligand dependent de repression via EcR/USP acts as a gate to coordinate the differentiation of sensory neurons in the Drosophila wing
... unliganded receptor does not act directly on the genes we ...unliganded ecdysone receptor to be by-passed and the sensory neurons in the margin to differentiate ...
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Neverland is an evolutionally conserved Rieske domain protein that is essential for ecdysone synthesis and insect growth
... around 72 hours AEL, most of the nvd-Dm RNAi animals gradually ceased feeding and became stationary. Ninety-eight percent (54/55) of these animals died before 108 hours AEL as first instar larva, as judged from the ...
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Mutations of a Drosophila NPC1 Gene Confer Sterol and Ecdysone Metabolic Defects
... To explore the molecular mechanisms of sterol absorption and intracellular trafficking we have created loss-of-function mutations in the Drosophila NPC1a gene. We find that NPC1a null mutants die early in larval ...
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Interspecific comparisons of the structure and regulation of the Drosophila ecdysone-inducible gene E74.
... Amino acid sequence comparisons of the E74A protein reveal a highly conserved C-terminal region that is rich in basic amino acid residues and which has been propo[r] ...
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A shared mechanism of defense against predators and parasites: chitin regulation and its implications for life-history theory
... or ecdysone pathway is regulating the morpho- logical response to ...2000). Ecdysone and juvenile hormones are also impli- cated in several other aspects of morphology ...
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Genetic Control of Specificity to Steroid-Triggered Responses in Drosophila
... Figure 5 The PSG gene med24 amplifies hormone-dependent expres- sion of effector genes reaper and hid. (A) Developmental expression profiles of rpr or hid in control (black solid line) and med24 mutant (purple dashed line) ...
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Genetic Analysis of the Drosophila 63F Early Puff: Characterization of Mutations in E63-1 and maggie, a Putative Tom22
... form ecdysone-regulated genes designated E63-1 and E63-2 on the large polytene chromosomes of this epithelial that do not encode DNA-binding ...1997). ecdysone that triggers puparium formation (the pre- The ...
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Volume 7 | Issue 2 - 2017
... beta ecdysone, an insect molting hormone in Achyranthes aspera seed extract by high-performance liquid chromatography (HPLC) and tandem mass spectrometry ...Beta ecdysone is purchased from ...beta ...
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