Anterior midgut
Revisiting the cellular mechanisms of strong luminal alkalinization in the anterior midgut of larval mosquitoes
... Studies in our laboratory center on an isolated, perfused preparation of the anterior midgut developed initially by Clark and colleagues (Clark et al., 1999) and modified by Onken and colleagues (Onken et ...
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Serotonin induced high intracellular pH aids in alkali secretion in the anterior midgut of larval yellow fever mosquito Aedes aegypti L
... exchange) or cationic (amiloride-sensitive cation/H + exchange) pathways in the apical membrane that had been proposed on the basis of results obtained with intact or semi-intact larvae (Boudko et al., 2001a; Okech et ...
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The neuropeptide CCHamide2 regulates diuresis in the Chagas disease vector Rhodnius prolixus
... the anterior midgut, RhoprCCHa2 has opposite effects on the tubules and anterior ...the anterior midgut stimulated with 5HT and treated with RhoprCCHa2 is near double the effect of ...
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Antibody to H(+) V ATPase subunit E colocalizes with portasomes in alkaline larval midgut of a freshwater mosquito (Aedes aegypti)
... and anterior midgut suggests that midgut alkalization in mosquitoes is achieved by molecular mechanisms similar to those that have been described in caterpillars, even though the gross structure of ...
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A subset of neurons controls the permeability of the peritrophic matrix and midgut structure in Drosophila adults
... the midgut of NP3253>Kir2.1 flies. The diameter of the anterior part of the midgut, especially the R1 region of the midgut (Buchon et ...the anterior midgut was also observed ...
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Impact of Trypanosoma cruzi on antimicrobial peptide gene expression and activity in the fat body and midgut of Rhodnius prolixus
... This study attempted to understand the influence of T. cruzi Dm 28c and T. cruzi Y infections on the modula- tion of AMP gene expression and antibacterial activity in different R. prolixus tissues, thereby altering the ...
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Carbonic anhydrase in the adult mosquito midgut
... the anterior and posterior regions of the adult midgut, it is apparent now that all the species tested exhibit CA activity in the posterior midgut, although to various ...the midgut varies ...
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Malvolio is a copper transporter in Drosophila melanogaster
... relative to controls, shows impaired Mvl-mediated Cu uptake does not result in a systemic Cu deficiency, presumably because of a compensatory Ctr1-mediated Cu uptake. The reduced MtnA- EYFP expression in the ...
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Ultrastructure of Digestive Canal of Graphosoma lineatum (Linnaeus, 1758) (Heteroptera: Pentatomidae)
... and anterior midgut ...and midgut is ...the midgut have similar properties. The midgut is differentiated into three distinct sections: anterior, median, and posterior, each of ...
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Tissue-resident stem cell activity: a view from the adult Drosophila gastrointestinal tract
... AM: anterior midgut; AMP: antimicrobial peptide; Apc: adenomatous polyposis coli; AS-C: acheate-scute complex; Ase: asense; ATM: ataxia telangiectasia-mutated; ATR: ATM- and RAD3-related; BMP: bone ...
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Genomic regions required for morphogenesis of the Drosophila embryonic midgut.
... During late stage 16, the gastric caeca appear as four short pockets o f tissue evaginating from the anterior midgut, acljacent to the proventriculus; the appearance of th[r] ...
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Genetic Analysis of the Bone Morphogenetic Protein-Related Gene, gbb, Identifies Multiple Requirements During Drosophila Development
... in midgut mor- In response to Ubx in PS 7, dpp is secreted from the phogenesis: While the gbb homozygous mutant embryos visceral mesoderm cells and induces the expression of survive and hatch into larvae, we have ...
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Leishmania manipulation of sand fly feeding behavior results in enhanced transmission
... We also determined the duration and frequency of feeding attempts in uninterrupted sand flies. With regard to duration, flies with mature L. infantum and L. mexicana infections (i.e., with metacyclic promastigotes and fPPG ...
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Absorption of Fluid by the Midgut of Rhodnius
... Thus it is seen that the rate of absorption of fluid shown by the everted preparation of the anterior midgut depends on the concentration of sodium ions at the luminal surface, when this[r] ...
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Peristalsis in the junction region of the Drosophila larval midgut is modulated by DH31 expressing enteroendocrine cells
... the anterior end of the midgut, and the hindgut are innervated by neurons emanating from the central nervous system ...the midgut are mediated through interactions of the foregut with the nervous ...
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A GPI linked carbonic anhydrase expressed in the larval mosquito midgut
... mosquito midgut is complex and contains at least two distinguishable populations of muscle fibers: CA-positive and ...mosquito midgut is restricted to the anterior half of the gut ...blocks ...
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The role of promastigote secretory gel in the origin and transmission of the infective stage of Leishmania mexicana by the sandfly Lutzomyia longipalpis
... Nectomonad promastigotes began to escape the peritrophic matrix-encased bloodmeal before di- gestion was completed, as early as day 2, supporting a role for these forms in establishment of the infection outside the ...
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The role of promastigote secretory gel in the origin and transmission of the infective stage of Leishmania mexicana by the sandfly Lutzomyia longipalpis
... Nectomonad promastigotes began to escape the peritrophic matrix-encased bloodmeal before di- gestion was completed, as early as day 2, supporting a role for these forms in establishment of the infection outside the ...
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Molecular cloning, phylogeny and localization of AgNHA1: the first Na+/H+ antiporter (NHA) from a metazoan, Anopheles gambiae
... caeca, anterior midgut, posterior midgut and ...the anterior midgut of Anopheles larvae, where it appears as a broad band of vesicles between the nuclei and the apical plasma membrane ...
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Humoral responses in Rhodnius prolixus: bacterial feeding induces differential patterns of antibacterial activity and enhances mRNA levels of antimicrobial peptides in the midgut
... different functions. In the present study, the analysis of transcript abundance also showed significant differences between the three R. prolixus defensins. In insects fed with S. aureus both DefA and DefB were ...
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