dc.creatorGodoy, Raquel Soares Maia
dc.creatorBarbosa, Renata Cristina
dc.creatorVasconcelos, Thamara Figueiredo Procópio
dc.creatorLorena, Marcelo Jacobs
dc.creatorMartins, Gustavo Ferreira
dc.date2022-06-08T18:12:13Z
dc.date2022-06-08T18:12:13Z
dc.date2021
dc.date.accessioned2023-09-26T20:42:50Z
dc.date.available2023-09-26T20:42:50Z
dc.identifierGODOY, Raquel Soares Maia et al. FMRF-related peptides in Aedes aegypti midgut: neuromuscular connections and enteric nervous system. Cell Tissue Res., v. 385, p. 585–602, 2021. doi.org/10.1007/s00441-021-03462-3
dc.identifier0302-766X
dc.identifierhttps://www.arca.fiocruz.br/handle/icict/53127
dc.identifier10.1007/s00441-021-03462-3
dc.identifier.urihttps://repositorioslatinoamericanos.uchile.cl/handle/2250/8862522
dc.descriptionFMRFamide-related peptides (FaRPs) are a class of neuropeptides that participate in a variety of physiological processes in invertebrates. They occur in nerves of stomatogastric ganglia and enteroendocrine cells of the insect digestive tract, where they may control muscle functions. However, their direct involvement in muscle function has never been shown in situ. We studied the relationship between FaRPs and midgut muscle during larval–pupal transition of the mosquito Aedes aegypti. In late L4, FaRP-positive neuronal extensions attach to the bundles of the external circular muscle layer, and muscle stem cells start to undergo mitosis in the internal circular layer. Thereafter, the external muscle layer degenerates, disappearing during early pupal development, and is completely absent in the adult mosquito. Our results indicate that FaRP-based neural signals are involved in the reorganization of the muscle fibers of the mosquito midgut during the larval–pupal transition. In addition to confirming FaRP involvement in muscle function, we show that the mosquito midgut muscles are largely innervated, and that circular and longitudinal muscle have specific neuron bodies associated with them.
dc.formatapplication/pdf
dc.languageeng
dc.publisherSpringer
dc.rightsrestricted access
dc.subjectInsects
dc.subjectMidgut neurons
dc.subjectVisceral muscle
dc.subjectNeuropeptides
dc.subjectMetamorphosis
dc.titleFMRF-related peptides in Aedes aegypti midgut: neuromuscular connections and enteric nervous system
dc.typeArticle


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