Actin assembly
G protein coupled signals control cortical actin assembly by controlling cadherin expression in the early Xenopus embryo
... cortical actin assembly suggested that p120 catenin might be required for this ...cortical actin assembly at the blastula stage, a morpholino oligo (MO), previously shown to block the ...
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Actin assembly states in Dictyostelium discoideum at different stages of development and during cellular stress
... The actin cytoskeleton of non-muscle cells is essential for cellular structure and subcel- lular organization, and the dynamic regulation of actin assembly and disassembly is a prerequisite for ...
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Repetitive N WASP–binding elements of the Enterohemorrhagic Escherichia coli Effector EspFU Synergistically Activate Actin Assembly
... on actin polymerization, whereas overexpression of each of the 4 GBD-containing derivatives that lacked the VCA domain, which is necessary for Arp2/3 activation, effectively abolished pedestal formation (Figure ...
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Lysophosphatidic acid signaling controls cortical actin assembly and cytoarchitecture in Xenopus embryos
... cortical actin in late blastula embryos was assayed either by fixation before removal of the animal cap, or by fixation 10 minutes after excision of the animal cap (to assay the response to ...cortical ...
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Actin Assembly at Model-Supported Lipid Bilayers
... Observation of polymerization dynamics with AFM was problematic because the filaments appeared to be highly mobile and grew too quickly. Therefore, QCM-D was used to follow the adsorption kinetics of G-actin on ...
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RhoGEF2 and the formin Dia control the formation of the furrow canal by directed actin assembly during Drosophila cellularisation
... The observed defects are specific because injection of nullo or sry- α dsRNA into wild-type embryos induced their respective phenocopies (see Fig. S2 in the supplementary material), whereas injection of an unrelated ...
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Neutrophil actin dysfunction is a genetic disorder associated with partial impairment of neutrophil actin assembly in three family members
... polymerizable actin in PMN extracts was reported over a decade ago to have neutrophil actin dysfunction (NAD) ...Polymerized actin (F-actin) content of fixed and permeabilized intact ...
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Agonist stimulated cytoskeletal reorganization and signal transduction at focal adhesions in vascular smooth muscle cells require c Src
... (WT) and kinase-inactive (KI) c-Src into VSMCs (14). Because, c-Src is also activated upon integrin-mediated cell adhesion and translocates to focal adhesions (15), it may be important in signaling at focal adhesions. ...
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Sonal, - (2018): Towards bottom-up reconstitution of minimal modules of eukaryotic pattern formation. Dissertation, LMU München: Fakultät für Physik
... these actin asters was conceptually evident and the graph in Figure ...of actin filaments on surfaces, presumably by increasing the local concentrations of monomers available for filament growth [Bieling et ...
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Enabled Negatively Regulates Diaphanous-Driven Actin Dynamics In Vitro and In Vivo
... comparable actin assembly (Figures S2A and S2B). Two-color TIRF of actin and QD-clustered Ena D Linker revealed that Ena binds and rides processively on actin filament barbed ends (Figures 3B, ...
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Hypertension associated point mutations in the adducin alpha and beta subunits affect actin cytoskeleton and ion transport
... the assembly of the actin-based ...of actin with purified normal and mutated adducin in a cell-free system and the actin assem- bly in rat kidney epithelial cells (NRK-52E) transfected with ...
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Dishevelled associated activator of morphogenesis 1 (Daam1) is required for heart morphogenesis
... the actin cytoskeleton via mediation of linear actin ...filamentous actin assembly and organization, and consequently for cytoskeletal function in cardiomyocytes, which contributes to proper ...
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A novel G protein coupled receptor, related to GPR4, is required for assembly of the cortical actin skeleton in early Xenopus embryos
... cytoskeletal assembly in early ...F-actin assembly in each ...the assembly of the correct pattern and density of actin filaments in the embryonic cell ...
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Enabled plays key roles in embryonic epithelial morphogenesis in Drosophila
... Multiple actin regulators play roles in filopodia, and in turn are regulated by signal transduction ...are actin-rich and morphologically resemble filopodia in their uniform diameter ...
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Equatorial assembly of the cell division actomyosin ring in the absence of cytokinetic spatial cues
... in Mid1 function. Interestingly, in mid1 -18 spheroplasts at the restrictive temperature, the majority of the spheroplasts still assembled a ring at the equator, as in the wild-type sphero- plasts. Roughly 90% of cells ...
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Myosin-like proteins in plants
... For Acanthamoeba and Dictyostelium myosins II, heavy chain phosphorylation inhibits both filament assembly and actin activation of Mg2+ _A TPase activity Kuczmarski & Spudich 1980; Peltz[r] ...
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Ras1-Induced Hyphal Development in Candida albicans Requires the Formin Bni1
... Formins are downstream effector proteins of Rho-type GTPases and are involved in the organization of the actin cytoskeleton and actin cable assembly at sites of polarized cell growth. Here we show ...
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Suppression of lung cancer progression by isoliquiritigenin through its metabolite 2, 4, 2’, 4’-Tetrahydroxychalcone
... phosphorylation sites [17, 19, 27, 28]. Intriguingly, ISL was unable to inhibit Src activity in cell-free kinase assay but it decreased the amount of Tyr416-phosphorylated Src in lung cancer cells at a concentration as ...
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Overexpression of S4D Mutant of Leishmania donovani ADF/Cofilin Impairs Flagellum Assembly by Affecting Actin Dynamics
... limited actin depolymerization activity (⬃50%) ...with actin, we also ascertained the ability of LdCof and its mutants to accelerate nucleotide exchange on rabbit muscle ...differential actin ...
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Isolation and Characterization of New Fission Yeast Cytokinesis Mutants
... in actin ring assembly, outlined in materials and ...the actin cytoskeleton was Calcofluor placed them in three phenotypic categories: visualized by staining with rhodamine-conjugated phal- (1) ...
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