Results 11 to 20 of about 108,812 (267)

Microtubules and Microtubule-Associated Proteins [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2018
Microtubules act as "railways" for motor-driven intracellular transport, interact with accessory proteins to assemble into larger structures such as the mitotic spindle, and provide an organizational framework to the rest of the cell. Key to these functions is the fact that microtubules are "dynamic." As with actin, the polymer dynamics are driven by ...
Holly V, Goodson, Erin M, Jonasson
openaire   +2 more sources

Nanomechanics of Microtubules [PDF]

open access: yesPhysical Review Letters, 2002
We have determined the mechanical anisotropy of a single microtubule by simultaneously measuring the Young's and the shear moduli in vitro. This was achieved by elastically deforming the microtubule deposited on a substrate tailored by electron-beam lithography with a tip of an atomic force microscope.
Kis, A   +8 more
openaire   +6 more sources

Actin–microtubule coordination at growing microtubule ends [PDF]

open access: yesNature Communications, 2014
To power dynamic processes in cells, the actin and microtubule cytoskeletons organize into complex structures. Although it is known that cytoskeletal coordination is vital for cell function, the mechanisms by which cross-linking proteins coordinate actin and microtubule activities remain poorly understood.
Preciado López, Magdalena   +6 more
openaire   +7 more sources

A "MICROTUBULE" IN A BACTERIUM [PDF]

open access: yesThe Journal of Cell Biology, 1967
A study of the anchorage of the flagella in swarmers of Proteus mirabilis led to the incidental observation of microtubules. These microtubules were found in thin sections and in whole mount preparations of cells from which most of the content had been released by osmotic shock before staining negatively with potassium phosphotungstate (PTA).
W, van Iterson   +2 more
openaire   +2 more sources

Lab-on-chip microscope platform for electro-manipulation of a dense microtubules network

open access: yesScientific Reports, 2022
Pulsed electric field (PEF) technology is promising for the manipulation of biomolecular components and has potential applications in biomedicine and bionanotechnology.
Daniel Havelka   +5 more
doaj   +1 more source

Effect of viscoelastic medium on wave propagation along protein microtubules

open access: yesAIP Advances, 2019
An Orthotropic Kelvin-like model is developed here to study wave dispersion relation along microtubules when they are embedded in viscoelastic material.
Muhammad Safeer   +2 more
doaj   +1 more source

Anaphase Chromosomes in Crane-Fly Spermatocytes Treated With Taxol (Paclitaxel) Accelerate When Their Kinetochore Microtubules Are Cut: Evidence for Spindle Matrix Involvement With Spindle Forces

open access: yesFrontiers in Cell and Developmental Biology, 2018
Various experiments have indicated that anaphase chromosomes continue to move after their kinetochore microtubules are severed. The chromosomes move poleward at an accelerated rate after the microtubules are cut but they slow down 1–3 min later and move ...
Arthur Forer   +3 more
doaj   +1 more source

The regulatory effect of Tau protein on polymerization of MCF7 microtubules in vitro

open access: yesBiochemistry and Biophysics Reports, 2019
Growing evidence continues to point toward the critical role of beta tubulin isotypes in regulating some intracellular functions. Changes that were observed in the microtubules’ intrinsic dynamics, the way they interact with some chemotherapeutic agents,
Mitra Shojania Feizabadi   +3 more
doaj   +1 more source

Involvement of cytoskeleton microtubules in the formation of induced aerenchyma in adventitious roots of Zea mays (Poaceae)

open access: yesUkrainian Botanical Journal, 2020
Plants of Zea mays were grown for 12 days in sulfur-deficient medium according to a standard technique applied specifically for formation of aerenchyma cavities in the adventitious roots.
Shevchenko G.V.
doaj   +1 more source

The emerging role of microtubules in invasion plasticity

open access: yesFrontiers in Oncology, 2023
The ability of cells to switch between different invasive modes during metastasis, also known as invasion plasticity, is an important characteristic of tumor cells that makes them able to resist treatment targeted to a particular invasion mode.
Anna Legátová   +9 more
doaj   +1 more source

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