Results 101 to 110 of about 3,387,066 (378)

CCDC74A/B are K-fiber crosslinkers required for chromosomal alignment

open access: yesBMC Biology, 2019
Background Spindle microtubule organization, regulated by microtubule-associated proteins, is critical for cell division. Proper organization of kinetochore fiber (K-fiber), connecting spindle poles and kinetochores, is a prerequisite for precise ...
Haining Zhou   +7 more
doaj   +1 more source

Oncogenic KRAS mutations enhance amino acid uptake by colorectal cancer cells via the hippo signaling effector YAP1

open access: yesMolecular Oncology, 2021
Oncogenic KRAS mutations develop unique metabolic dependencies on nutrients to support tumor metabolism and cell proliferation. In particular, KRAS mutant cancer cells exploit amino acids (AAs) such as glutamine and leucine, to accelerate energy ...
Palanivel Kandasamy   +7 more
doaj   +1 more source

Synthesis of extracellular matrix components by human ciliary muscle cells in culture [PDF]

open access: yes, 1992
The production and spatial organization of connective tissue components in ciliary muscle cell cultures was studied with immunohistochemical and ultrastructural methods.
Baur, A.   +2 more
core   +1 more source

Cell Membrane Coated Particles

open access: yesAdvanced Biosystems, 2020
AbstractNanoformulations are widely considered in the biomedical field for drug delivery, imaging, or detoxification purposes. Cell membrane coatings are a growing concept that aims to camouflage nanomaterials. The cell membranes are the first point of contact for cells to other biological or synthetic materials and nature has established signaling ...
Spanjers, Järvi M., Städler, Brigitte
openaire   +3 more sources

Refining the NaV1.7 pharmacophore of a class of venom‐derived peptide inhibitors via a combination of in silico screening and rational engineering

open access: yesFEBS Letters, EarlyView.
Venom peptides have shown promise in treating pain. Our study uses computer screening to identify a peptide that targets a sodium channel (NaV1.7) linked to chronic pain. We produced the peptide in the laboratory and refined its design, advancing the search for innovative pain therapies.
Gagan Sharma   +8 more
wiley   +1 more source

Membrane dynamics and cell polarity: the role of sphingolipids

open access: yesJournal of Lipid Research, 2003
In recent years, glycosphingolipids (GSLs) have attracted widespread attention due to the appreciation that this class of lipids has a major impact on biological life.
Dick Hoekstra   +4 more
doaj  

Budded membrane microdomains as regulators for cellular tension [PDF]

open access: yesarXiv, 2005
We propose a mechanism for mechanical regulation at the membrane of living cells, based on the exchange of membrane area between the cell membrane and a membrane reservoir. The reservoir is composed of invaginated membrane microdomains which are liable to flatten upon increase of membrane strain, effectively controlling membrane tension.
arxiv  

Dynamics of membranes driven by actin polymerization [PDF]

open access: yes, 2005
A motile cell, when stimulated, shows a dramatic increase in the activity of its membrane, manifested by the appearance of dynamic membrane structures such as lamellipodia, filopodia and membrane ruffles. The external stimulus turns on membrane bound activators, like Cdc42 and PIP2, which cause increased branching and polymerization of the actin ...
arxiv   +1 more source

Cell mechanics and signalisation: SARS-CoV-2 hijacks membrane liquid crystals and cytoskeletal fractal topology [PDF]

open access: yesarXiv, 2021
We highlight changes to cell signalling under virus invasion (SARS-CoV-2), involving disturbance of membranes and of nanodomains, modulated by the cytoskeleton. Virus alters the mechanical properties of the membranes, impairing mesophase structures mediated by the fractal architecture initiated by actomyosin.
arxiv  

The power of microRNA regulation—insights into immunity and metabolism

open access: yesFEBS Letters, EarlyView.
MicroRNAs are emerging as crucial regulators at the intersection of metabolism and immunity. This review examines how miRNAs coordinate glucose and lipid metabolism while simultaneously modulating T‐cell development and immune responses. Moreover, it highlights how cutting‐edge artificial intelligence applications can identify miRNA biomarkers ...
Stefania Oliveto   +2 more
wiley   +1 more source

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