Results 21 to 30 of about 1,201 (175)

SoxC is Required for Ecdysteroid Induction of Neuropeptide Genes During Insect Eclosion [PDF]

open access: yesFrontiers in Genetics, 2022
In insects, the shedding of the old exoskeleton is accomplished through ecdysis which is typically followed by the expansion and tanning of the new cuticle.
Guang-Hua Luo   +9 more
doaj   +2 more sources

Characterization of eclosion hormone receptor function reveals differential hormonal control of ecdysis during Drosophila development. [PDF]

open access: yesPLoS Genetics
Neuromodulators and peptide hormones play important roles in regulating animal behavior. A well-studied example is ecdysis, which is used by insects to shed their exoskeleton at the end of each molt.
Valeria Silva   +6 more
doaj   +2 more sources

Transcriptome responses of RNAi-mediated ETH knockdown in Scylla paramamosain at different premolt substages [PDF]

open access: yesFrontiers in Endocrinology, 2022
Ecdysis triggering hormone (ETH) plays an important role in molting, reproduction, and courtship behavior in insects. To investigate the potential downstream pathways and genes of ETH in Scylla paramamosain, RNA interference (RNAi) was conducted on crabs
Siuming-Francis Chan   +6 more
doaj   +2 more sources

Conservation of ecdysis-triggering hormone signalling in insects [PDF]

open access: closedJournal of Experimental Biology, 2003
SUMMARYPre-ecdysis- and ecdysis-triggering hormones (PETH and ETH) from endocrine Inka cells initiate ecdysis in moths and Drosophila through direct actions on the central nervous system (CNS). Using immunohistochemistry, we found Inka cells in representatives of all major insect orders.
Dušan Žitňan   +5 more
openalex   +3 more sources

Molecular cloning and biological activity of ecdysis‐triggering hormones in Drosophila melanogaster [PDF]

open access: closedFEBS Letters, 1999
Ecdysis‐triggering hormones (ETH) initiate a defined behavioral sequence leading to shedding of the insect cuticle. We have identified eth, a gene encoding peptides with ETH‐like structure and biological activity in Drosophila melanogaster. The open reading frame contains three putative peptides based on canonical endopeptidase cleavage and amidation ...
Yoonseong Park   +3 more
openalex   +3 more sources

ame-miR-5119-Eth axis modulates larval-pupal transition of western honeybee worker [PDF]

open access: yesFrontiers in Physiology
The miRNA plays a key role in the regulation of hormone signaling in insects. The pathways by which miRNAs affect hormone levels are unclear in the honeybee (Apis mellifera), an indispensable pollinator in nature.
Shunan Dong   +22 more
doaj   +2 more sources

The moulting arthropod: a complete genetic toolkit review. [PDF]

open access: yesBiological Reviews, Volume 99, Issue 6, Page 2338-2375, December 2024.
Exoskeletons are a defining character of all arthropods that provide physical support for their segmented bodies and appendages as well as protection from the environment and predation.
Campli, G.   +10 more
core   +2 more sources

Knockdown of ecdysis-triggering hormone gene with a binaryUAS/GAL4RNA interference system leads to lethal ecdysis deficiency in silkworm

open access: closedActa Biochimica et Biophysica Sinica, 2008
Ecdysis-triggering hormone (ETH) is an integration factor in the ecdysis process of most insects, including Bombyx mori (silkworm). To understand the function of the ETH gene in silkworm, we developed an effective approach to knockdown the expression of ETH in vivo based on RNA interference (RNAi) and a binary UAS/GAL4 expression system that has been ...
Hongjiu Dai   +5 more
openalex   +3 more sources

Knockdown of ecdysis-triggering hormone gene with a binary <italic>UAS/GAL4</italic> RNA interference system leads to lethal ecdysis deficiency in silkworm

open access: closedJournal of the World Aquaculture Society, 2008
AbstractEcdysis‐triggering hormone receptor (ETHR) is a G protein‐coupled receptor that plays crucial physiological roles in arthropod molting. In this study, the full‐length complementary DNA of a putative ETHR gene of Macrobrachium nipponense (ETHR) was cloned and its expression examined.
Hongjiu Dai   +5 more
openalex   +2 more sources

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