Results 41 to 50 of about 160,868 (310)

Lens intermediate filaments [PDF]

open access: yesExperimental Eye Research, 2009
The ocular lens assembles two separate intermediate filament systems sequentially with differentiation. Canonical 8-11 nm IFs composed of Vimentin are assembled in lens epithelial cells and younger fiber cells, while the fiber cell-specific beaded filaments are switched on as fiber cell elongation initiates.
openaire   +2 more sources

Epithelial Intermediate Filaments: Guardians against Microbial Infection?

open access: yesCells, 2016
Intermediate filaments are abundant cytoskeletal components of epithelial tissues. They have been implicated in overall stress protection. A hitherto poorly investigated area of research is the function of intermediate filaments as a barrier to microbial
Florian Geisler, Rudolf E. Leube
doaj   +1 more source

Effect of hemic hypoxia on dynamics of GFAP concentrations in the structures of the brain and blood serum of rats

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Bìologìâ, Ekologìâ, 2016
This article clarifies the questions on study of hypoxic influence on distribution of filament and soluble forms of GFAP in various structures of the brain (neocortex, cerebellum, hippocampus, striatum, middle brain, pons) and blood of the rats ...
T. I. Duka, V. I. Chоrna
doaj   +1 more source

Hundred Thousand Degree Gas in the Virgo Cluster of Galaxies [PDF]

open access: yes, 2012
The physical relationship between low-excitation gas filaments at ~10^4 K, seen in optical line emission, and diffuse X-ray emitting coronal gas at ~10^7 K in the centers of many galaxy clusters is not understood.
Abramson   +14 more
core   +2 more sources

Computational and theoretical modeling of intermediate filament networks: Structure, mechanics and disease [PDF]

open access: yes, 2016
Intermediate filaments, in addition to microtubules and actin microfilaments, are one of the three major components of the cytoskeleton in eukaryotic cells.
Buehler, Markus J, Qin, Zhao
core   +1 more source

Chirality of Intermediate Filaments and Magnetic Helicity of Active Regions

open access: yes, 2009
Filaments which form either between or around active regions (ARs) are called intermediate filaments. In spite of various theoretical studies, the origin of the chirality of filaments is still uncovered.
Babcock   +17 more
core   +1 more source

Mechanical properties of branched actin filaments

open access: yes, 2015
Cells moving on a two dimensional substrate generate motion by polymerizing actin filament networks inside a flat membrane protrusion. New filaments are generated by branching off existing ones, giving rise to branched network structures.
Benetatos, Panayotis   +3 more
core   +1 more source

Cooperativity and Frustration in Protein-Mediated Parallel Actin Bundles

open access: yes, 2009
We examine the mechanism of bundling of cytoskeletal actin filaments by two representative bundling proteins, fascin and espin. Small-angle X-ray studies show that increased binding from linkers drives a systematic \textit{overtwist} of actin filaments ...
B. Alberts   +6 more
core   +1 more source

Isolation and primary cultures of human intrahepatic bile ductular epithelium [PDF]

open access: yes, 1988
A technique for the isolation of human intrahepatic bile ductular epithelium, and the establishment of primary cultures using a serum- and growth-factor-supplemented medium combined with a connective tissue substrata is described.
A. E. Sirica   +24 more
core   +1 more source

An Origin of Narrow Extended Structure in the Interstellar Medium: An Interstellar Contrail Created by a Fast-moving Massive Object

open access: yesThe Astrophysical Journal, 2023
We investigate the thermal condensation caused by a massive object that passes through the interstellar medium with high velocity, and propose a mechanism for creating a filamentary gaseous object, or interstellar contrail.
Kanta Kitajima, Shu-ichiro Inutsuka
doaj   +1 more source

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