Results 31 to 40 of about 1,019,729 (309)
A functional link between the actin cytoskeleton and lipid rafts during budding of filamentous influenza virions [PDF]
Morphogenesis of influenza virus is a poorly understood process that produces two types of enveloped virion: approximately 100-nm spheres and similar diameter filaments that reach 20 microm in length. Spherical particles assemble at plasma membrane lipid
Paul Digard +11 more
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The Actin/Spectrin Membrane-Associated Periodic Skeleton in Neurons
Neurons are the most asymmetric cell types, with their axons commonly extending over lengths that are thousand times longer than the diameter of the cell soma.
Nicolas Unsain +7 more
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The most biologically significant property of actin is its ability to self-associate and form two-stranded polymeric microfilaments. In living cells, these micro filaments form the actin cytoskeleton, essential for maintenance of the shape, passive mechanical properties and active motility of eukaryotic cells. Recently discovered actin-related proteins
R D, Mullins +2 more
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During cell division in Escherichia coli, the highly conserved tubulin homolog FtsZ polymerizes and assembles into a ring-like structure, called the Z-ring, at the site of septation.
Josiah J. Morrison +6 more
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Altering the stability of the Cdc8 overlap region modulates the ability of this tropomyosin to bind cooperatively to actin and regulate myosin. [PDF]
Tropomyosin (Tm) is an evolutionarily conserved ?-helical coiled-coil protein, dimers of which form end-to-end polymers capable of associating with and stabilising actin-filaments and regulate myosin function. The fission yeast, Schizosaccharomyces pombe,
Duncan Sousa +15 more
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PIN2 Polarity Establishment in Arabidopsis in the Absence of an Intact Cytoskeleton
Cell polarity is crucial for the coordinated development of all multicellular organisms. In plants, this is exemplified by the PIN-FORMED (PIN) efflux carriers of the phytohormone auxin: The polar subcellular localization of the PINs is instructive to ...
Matouš Glanc +2 more
doaj +1 more source
Siglec-8 Signals Through a Non-Canonical Pathway to Cause Human Eosinophil Death In Vitro
Sialic acid-binding immunoglobulin-like lectin (Siglec)-8 is a glycan-binding receptor bearing immunoreceptor tyrosine-based inhibitory and switch motifs (ITIM and ITSM, respectively) that is selectively expressed on eosinophils, mast cells, and, to a ...
Daniela J. Carroll +3 more
doaj +1 more source
Chromosome movement is prominent at mid-meiotic prophase and is proposed to enhance the efficiency and/or stringency of homolog pairing and/or to help prevent or resolve topological entanglements.
Tadasu Nozaki +3 more
doaj +1 more source
Novel Actin Cytoskeleton. Actin Tubules.
In spores of Dictyostelium discoideum three actin filaments are bundled to form a novel tubular structure and the tubules are then organized into rods. These tubular structures we will term actin tubules. Actin tubules are reconstructed from the supernatant of spore homogenates, while the usual actin filaments were bundled after incubation of ...
Sameshima, Masazumi +4 more
openaire +3 more sources
Viscoelastic response of cells and the role of actin cytoskeletal remodelling. [PDF]
PhDThe mechanical properties of living cells provide useful information on cellular structure and function. In the present study a micropipette aspiration technique was developed to investigate the viscoelastic parameters of isolated articular ...
Pravincumar, Priyanka
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