Results 71 to 80 of about 17,908 (193)

Vimentin filaments are assembled from a soluble precursor in avian erythroid cells [PDF]

open access: yes, 1983
The synthesis and assembly of vimentin was studied in erythroid cells from 10-d-old chicken embryos. After various periods of [35S]methionine incorporation, cells were lysed in a Triton X-100-containing buffer and separated into a soluble and an ...
Blikstad, Ingrid, Lazarides, Elias
core   +3 more sources

Quantitative Analysis of Nuclear Lamins Imaged by Super-Resolution Light Microscopy

open access: yesCells, 2019
The nuclear lamina consists of a dense fibrous meshwork of nuclear lamins, Type V intermediate filaments, and is ~14 nm thick according to recent cryo-electron tomography studies.
Mark Kittisopikul   +3 more
doaj   +1 more source

Studies of the lamin proteinase reveal multiple parallel biochemical pathways during apoptotic execution [PDF]

open access: yes, 1995
Although specific proteinases play a critical role in the active phase of apoptosis, their substrates are largely unknown. We previously identified poly(ADP-ribose) polymerase (PARP) as an apoptosis-associated substrate for proteinase(s) related to ...
Earnshaw, W. C.   +6 more
core   +2 more sources

Microtubular and Nuclear Functions of γ-Tubulin: Are They LINCed?

open access: yesCells, 2019
γ-Tubulin is a conserved member of the tubulin superfamily with a function in microtubule nucleation. Proteins of γ-tubulin complexes serve as nucleation templates as well as a majority of other proteins contributing to centrosomal and non ...
Jana Chumová   +4 more
doaj   +1 more source

Expression of proliferation-dependent antigens during cellular ageing of normal and progeroid human fibroblasts [PDF]

open access: yes, 1994
Normal human fibroblasts display a limited lifespan in culture, which is due to a steadily decreasing fraction of cells that are able to proliferate.
Faragher, RA   +3 more
core  

Nesprin-2-dependent ERK1/2 compartmentalisation regulates the DNA damage response in vascular smooth muscle cell ageing [PDF]

open access: yes, 2015
Prelamin A accumulation and persistent DNA damage response (DDR) are hallmarks of vascular smooth muscle cell (VSMC) ageing and dysfunction. Although prelamin A is proposed to interfere with DNA repair, our understanding of the crosstalk between prelamin
Cobb, A.   +8 more
core   +2 more sources

The cell nucleus. A study in Burgundy

open access: yesNucleus, 2019
Wilhelm Bernhard’s revolutionary microscopy techniques helped him put forward the hypothesis of specialized compartmentalization of the nucleus. He also described for the first time the nuclear bodies and peri-chromatin fibrils, and demonstrated that ...
Oleg Demidov   +3 more
doaj   +1 more source

DYT1 Dystonia Patient-Derived Fibroblasts Have Increased Deformability and Susceptibility to Damage by Mechanical Forces

open access: yesFrontiers in Cell and Developmental Biology, 2019
DYT1 dystonia is a neurological movement disorder that is caused by a loss-of-function mutation in the DYT1/TOR1A gene, which encodes torsinA, a conserved luminal ATPases-associated with various cellular activities (AAA+) protein. TorsinA is required for
Navjot Kaur Gill   +11 more
doaj   +1 more source

Multilevel analysis of nuclear dynamics in lamin perturbed fibroblasts [PDF]

open access: yes, 2010
The nuclear lamina provides structural support to the nucleus and has a central role in defining nuclear organization. Defects in its filamentous constituents, the lamins, lead to a class of diseases collectively referred to as laminopathies.
Broers, Jos   +7 more
core  

Hierarchical coexistence of universality and diversity controls robustness and multi-functionality in intermediate filament protein networks [PDF]

open access: yes, 2007
Proteins constitute the elementary building blocks of a vast variety of biological materials such as cellular protein networks, spider silk or bone, where they create extremely robust, multi-functional materials by self-organization of structures over ...
Markus J. Buehler, Theodor Ackbarow
core   +1 more source

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