Results 1 to 10 of about 53,416 (270)

Tau-tubulin kinase 2 restrains microtubule-depolymerizer KIF2A to support primary cilia growth [PDF]

open access: yesCell Communication and Signaling
Background Primary cilia facilitate cellular signalling and play critical roles in development, homeostasis, and disease. Their assembly is under the control of Tau-Tubulin Kinase 2 (TTBK2), a key enzyme mutated in patients with spinocerebellar ataxia ...
David Benk Vysloužil   +8 more
doaj   +2 more sources

Composition and function of the C1b/C1f region in the ciliary central apparatus

open access: yesScientific Reports, 2021
Motile cilia are ultrastructurally complex cell organelles with the ability to actively move. The highly conserved central apparatus of motile 9 × 2 + 2 cilia is composed of two microtubules and several large microtubule-bound projections, including the ...
Ewa Joachimiak   +7 more
doaj   +1 more source

Tau tubulin kinase 1 and 2 regulate ciliogenesis and human pluripotent stem cells–derived neural rosettes

open access: yesScientific Reports, 2023
Primary cilia are key regulators of embryo development and tissue homeostasis. However, their mechanisms and functions, particularly in the context of human cells, are still unclear.
Lucia Binó, Lukáš Čajánek
doaj   +1 more source

The LisH Domain-Containing N-Terminal Fragment is Important for the Localization, Dimerization, and Stability of Katnal2 in Tetrahymena

open access: yesCells, 2020
Katanin-like 2 protein (Katnal2) orthologs have a tripartite domain organization. Two highly conserved regions, an N-terminal LisH (Lis-homology) domain and a C-terminal AAA catalytic domain, are separated by a less conserved linker.
Ewa Joachimiak   +6 more
doaj   +1 more source

Quantifying cilia beat frequency using high‐speed video microscopy: Assessing frame rate requirements when imaging different ciliated tissues

open access: yesPhysiological Reports, 2022
Motile cilia are found in numerous locations throughout our body and play a critical role in various physiological processes. The most commonly used method to assess cilia motility is to quantify cilia beat frequency (CBF) via video microscopy.
Luke Scopulovic   +3 more
doaj   +1 more source

Synchronization in cilia carpets and the Kuramoto model with local coupling: breakup of global synchronization in the presence of noise [PDF]

open access: yespublished in: Chaos: An Interdisciplinary Journal of Nonlinear Science 32:013124, 2022, 2021
Carpets of beating cilia represent a paradigmatic example of self-organized synchronization of noisy biological oscillators, characterized by traveling waves of cilia phase. We present a multi-scale model of a cilia carpet, which comprises realistic hydrodynamic interactions between cilia computed for a chiral cilia beat pattern from unicellular ...
arxiv   +1 more source

Thermodynamic cost of synchronizing a population of beating cilia [PDF]

open access: yesJ. Stat. Mech. (2020) 074001, 2020
Synchronization among arrays of beating cilia is one of the emergent phenomena in biological processes at meso-scopic scales. Strong inter-ciliary couplings modify the natural beating frequencies, $\omega$, of individual cilia to produce a collective motion that moves around a group frequency $\omega_m$.
arxiv   +1 more source

Intraflagellar Transport Proteins as Regulators of Primary Cilia Length

open access: yesFrontiers in Cell and Developmental Biology, 2021
Primary cilia are small, antenna-like organelles that detect and transduce chemical and mechanical cues in the extracellular environment, regulating cell behavior and, in turn, tissue development and homeostasis.
Wei Wang   +5 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

Effects of Sesquiterpene Lactones on Primary Cilia Formation (Ciliogenesis)

open access: yesToxins, 2023
Sesquiterpene lactones (SLs), plant-derived metabolites with broad spectra of biological effects, including anti-tumor and anti-inflammatory, hold promise for drug development.
Marina Murillo-Pineda   +9 more
doaj   +1 more source

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