Results 11 to 20 of about 489,558 (321)

Visualization of Endothelial Actin Cytoskeleton in the Mouse Retina [PDF]

open access: yes, 2012
Angiogenesis requires coordinated changes in cell shape of endothelial cells (ECs), orchestrated by the actin cytoskeleton. The mechanisms that regulate this rearrangement in vivo are poorly understood - largely because of the difficulty to visualize ...
Alessia Fraccaroli   +10 more
core   +16 more sources

Actin cytoskeleton-dependent regulation of corticotropin-releasing factor receptor heteromers [PDF]

open access: yes, 2017
Stress responses are highly nuanced and variable, but how this diversity is achieved by modulating receptor function is largely unknown. Corticotropin-releasing factor receptors (CRFRs), class B G protein–coupled receptors, are pivotal in mediating ...
Bhargava, Aditi   +7 more
core   +1 more source

Identifying Regulatory Posttranslational Modifications of PD-L1: A Focus on Monoubiquitinaton

open access: yesNeoplasia: An International Journal for Oncology Research, 2017
A set of high-affinity, high-specificity posttranslational modification (PTM) enrichment tools was developed to generate an unbiased snapshot of four key PTM profiles (tyrosine phosphorylation, acetylation, ubiquitination, and SUMOylation 2/3) for the ...
Henrick Horita   +3 more
doaj   +1 more source

Cfap91-Dependent Stability of the RS2 and RS3 Base Proteins and Adjacent Inner Dynein Arms in Tetrahymena Cilia

open access: yesCells, 2022
Motile cilia and eukaryotic flagella are specific cell protrusions that are conserved from protists to humans. They are supported by a skeleton composed of uniquely organized microtubules—nine peripheral doublets and two central singlets (9 × 2 + 2 ...
Marta Bicka   +6 more
doaj   +1 more source

Models of dynamic extraction of lipid tethers from cell membranes [PDF]

open access: yes, 2010
When a ligand that is bound to an integral membrane receptor is pulled, the membrane and the underlying cytoskeleton can deform before either the membrane delaminates from the cytoskeleton or the ligand detaches from the receptor.
Cuvelier D   +4 more
core   +1 more source

Synthesis of spectrin in avian erythroid cells: association of nascent polypeptide chains with the cytoskeleton [PDF]

open access: yes, 1983
The site of synthesis of spectrin was investigated in erythroid cells from 10-day chicken embryos. After various periods of [35S]methionine incorporation the cells were lysed in a Triton X-100 (TX-100)-containing buffer and were separated into a TX-100 ...
Blikstad, Ingrid, Lazarides, Elias
core   +2 more sources

cis-acting sequences and trans-acting factors in the localization of mRNA for mitochondrial ribosomal proteins [PDF]

open access: yes, 2008
mRNA localization is a conserved post-transcriptional process crucial for a variety of systems. Although several mechanisms have been identified, emerging evidence suggests that most transcripts reach the protein functional site by moving along ...
AMORESANO, ANGELA   +5 more
core   +1 more source

Intracellular mechanochemical waves in an active poroelastic model [PDF]

open access: yes, 2013
Many processes in living cells are controlled by biochemical substances regulating active stresses. The cytoplasm is an active material with both viscoelastic and liquid properties. We incorporate the active stress into a two-phase model of the cytoplasm
Alonso Muñoz, Sergio   +3 more
core   +2 more sources

Regulation of Microtubule Nucleation in Mouse Bone Marrow-Derived Mast Cells by Protein Tyrosine Phosphatase SHP-1

open access: yesCells, 2019
The antigen-mediated activation of mast cells initiates signaling events leading to their degranulation, to the release of inflammatory mediators, and to the synthesis of cytokines and chemokines.
Anastasiya Klebanovych   +8 more
doaj   +1 more source

Modelling host-Trypanosoma brucei gambiense interactions in vitro using human induced pluripotent stem cell-derived cortical brain organoids [version 2; peer review: 2 approved]

open access: yesF1000Research, 2023
Background: Sleeping sickness is caused by the extracellular parasite Trypanosoma brucei and is associated with neuroinflammation and neuropsychiatric disorders, including disruption of sleep/wake patterns, and is now recognised as a circadian disorder ...
Juan F. Quintana   +4 more
doaj   +1 more source

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