Actin filaments
Spatial localisation of actin filaments across developmental stages of the malaria parasite.
... these filaments is beyond the resolution limits of 3D-SIM, their size (less than 500 nm, ...of actin filaments from apicomplexan parasites ...that actin filaments (or bundles thereof) ...
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How actin filaments doff their Pi cap.
... There are two theories that may explain what controls Pi release in actin filaments. The ‘‘vectorial’’ hypothesis holds that Pi release can only happen on ADP-Pi-actin subunits that abut an ...
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Force-velocity measurements of a few growing actin filaments.
... into filaments, and this produces forces that deform cell membranes in a large number of motile ...of filaments organized in an active macroscopic gel, these measure- ments don’t provide a clear picture of ...
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Understanding how capping of actin filaments prevents epithelium to mesenchymal like transitions in genetically defined epithelial tissues
... The actin cytoskeleton has a central role in controlling cell shape and ...of actin filaments provides the structural support for cell-cell ...excessive actin polimerization, or to additional ...
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EhCoactosin stabilizes actin filaments in the protist parasite Entamoeba histolytica.
... between actin and EhCoactosin by computational ...the actin binding ...with actin [14] and the recent 9 A ˚ EM model of human Cofilin-2 in complex with actin filaments [15] (Figure S6A ...
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Crucial involvement of actin filaments in celecoxib and morphine analgesia in a model of inflammatory pain.
... Time dependence of celecoxib-induced reversal of hypoalgesia by cytochalasin B In our first set of experiments with cytochalasin B, we used it as a pretreatment, ie, before either celecoxib or carrageenan. We now gave it ...
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Contraction mechanisms in composite active actin networks.
... in actin content as can be seen in a decay in fluorescence ...organizes actin filaments into a homogenous network of long, straight and unipolar bundles with uniform thickness ...myosin-II ...
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Reactive oxygen species regulate protrusion efficiency by controlling actin dynamics.
... of actin cytoskeletal dynamics: it severs F-actin filaments, generating substrates for Arp2/3-mediated branching activity, and promotes F-actin depolymerization, leading to the recycling of ...
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Actin expression in trypanosomatids (Euglenozoa: Kinetoplastea)
... Although actin is abundant and well characterised in higher eukaryotic cells, until recently, very little in- formation existed on its expression and distribution in protozoa of the Trypanosomatidae family (Kohl ...
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In silico reconstitution of actin-based symmetry breaking and motility.
... of actin-based Listeria motility took a detailed approach, simulating the behavior of large numbers of individual actin filaments and branches ...individual filaments and larger-scale behavior ...
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In vivo imaging and characterization of actin microridges.
... of actin microridges on the surface of zebrafish larvae using live ...F-actin filaments are actively treadmilling in ...together, actin microridges in zebrafish represent a tractable in vivo ...
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Quantitative kinetic study of the actin-bundling protein L-plastin and of its impact on actin turn-over.
... prominent actin structures, as visualized by phalloidin staining, and L-plastin displayed a diffuse cytoplasmic distribution with a very weak localization to the cortical cytoskeleton ...the actin ...
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Stress generation and filament turnover during actin ring constriction.
... and actin filaments lacking sarcomeric structure can also contract ...of filaments of the same orientation are taken into account ...the filaments, see Fig. 3. Motor induced sliding of two ...
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Geometrical and mechanical properties control actin filament organization.
... of actin filaments to understand their physiological ...one actin filament could not sustain forces higher than a few pN [4], a bundle of actin filaments can resist hundreds of pN [7] ...
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LL-37 induces polymerization and bundling of actin and affects actin structure.
... of actin cleavage by subtilisin ...of actin filaments by subtilisin ...to actin is partially hydrophobic, and may affect actin structure, we examined the effect of LL-37 on actin ...
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The conserved Tarp actin binding domain is important for chlamydial invasion.
... nucleate actin filament formation do so through the stabilization of at least three actin monomers to overcome the kinetic barrier to ...of actin nucleation factors; the Arp2/3 complex, formins, and ...
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Distinct functional interactions between actin isoforms and nonsarcomeric myosins.
... identity, actin isoforms cannot completely replace each other in vivo and show marked differences in their tissue-specific and subcellular ...other actin-binding proteins. Mammalian cytoplasmic b- and ...
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The association of myosin IB with actin waves in dictyostelium requires both the plasma membrane-binding site and actin-binding region in the myosin tail.
... the actin-binding site in the head are required for proper relocation of MIB during cell ...to actin waves, ...of actin filaments or between different localizations of actin ...
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A peek into tropomyosin binding and unfolding on the actin filament.
... helical actin filament ...cooperative actin binding in a positive ...binding actin, and that they unfold in multiple overlapping units prior to the molecule’s dissociation from actin and ...
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Acoustic inversion of the cold water filaments off the Southwest coast of Portugal
... tracking filaments were studied [5], due to logistic problems and weather conditions it was not possible during the project extend to sample the interest area with acoustic ...
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