Search Results - "Venit, Tomás"
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β-actin dependent chromatin remodeling mediates compartment level changes in 3D genome architecture
Published in Nature communications (02-09-2021)“…β-actin is a crucial component of several chromatin remodeling complexes that control chromatin structure and accessibility. The mammalian Brahma-associated…”
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2
A dynamic actin-dependent nucleoskeleton and cell identity
Published in Journal of biochemistry (Tokyo) (01-03-2021)“…Actin is an essential regulator of cellular functions. In the eukaryotic cell nucleus, actin regulates chromatin as a bona fide component of chromatin…”
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3
Involvement of phosphatidylinositol 4,5-bisphosphate in RNA polymerase I transcription
Published in Journal of cell science (15-06-2013)“…RNA polymerase I (Pol I) transcription is essential for the cell cycle, growth and protein synthesis in eukaryotes. In the present study, we found that…”
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4
Myosin VI regulates the spatial organisation of mammalian transcription initiation
Published in Nature communications (15-03-2022)“…During transcription, RNA Polymerase II (RNAPII) is spatially organised within the nucleus into clusters that correlate with transcription activity. While this…”
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5
Specific nuclear localizing sequence directs two myosin isoforms to the cell nucleus in calmodulin-sensitive manner
Published in PloS one (25-01-2012)“…Nuclear myosin I (NM1) was the first molecular motor identified in the cell nucleus. Together with nuclear actin, they participate in crucial nuclear events…”
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Assessing nanobody interaction with SARS-CoV-2 Nsp9
Published in PloS one (17-05-2024)“…The interaction between SARS-CoV-2 non-structural protein Nsp9 and the nanobody 2NSP90 was investigated by NMR spectroscopy using the paramagnetic perturbation…”
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7
Nuclear myosin I regulates cell membrane tension
Published in Scientific reports (02-08-2016)“…Plasma membrane tension is an important feature that determines the cell shape and influences processes such as cell motility, spreading, endocytosis and…”
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Nuclear actin and myosin in chromatin regulation and maintenance of genome integrity
Published in International review of cell and molecular biology (2020)“…Cytoskeletal proteins are beginning to be considered as key regulators of nuclear function. Among them, actin and myosin have been implicated in numerous…”
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9
Holography microscopy as an artifact-free alternative to phase-contrast
Published in Histochemistry and cell biology (01-02-2018)“…Artifact-free microscopic images represent a key requirement of multi-parametric image analysis in modern biomedical research. Holography microscopy (HM) is…”
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10
Positive regulation of oxidative phosphorylation by nuclear myosin 1 protects cells from metabolic reprogramming and tumorigenesis in mice
Published in Nature communications (10-10-2023)“…Metabolic reprogramming is one of the hallmarks of tumorigenesis. Here, we show that nuclear myosin 1 (NM1) serves as a key regulator of cellular metabolism…”
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11
In Mitochondria β-Actin Regulates mtDNA Transcription and Is Required for Mitochondrial Quality Control
Published in iScience (25-05-2018)“…In eukaryotic cells, actin regulates both cytoplasmic and nuclear functions. However, whether actin-based structures are present in the mitochondria and are…”
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Tools for visualization of phosphoinositides in the cell nucleus
Published in Histochemistry and cell biology (01-04-2016)“…Phosphoinositides (PIs) are glycerol-based phospholipids containing hydrophilic inositol ring. The inositol ring is mono-, bis-, or tris-phosphorylated…”
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14
The nuclear activity of the actin‐binding Moesin protein is necessary for gene expression in Drosophila
Published in The FEBS journal (01-08-2021)“…Ezrin–Radixin–Moesin (ERM) proteins play an essential role in the cytoplasm by cross‐linking actin filaments with plasma membrane proteins. Research has…”
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15
Mouse nuclear myosin I knock-out shows interchangeability and redundancy of myosin isoforms in the cell nucleus
Published in PloS one (11-04-2013)“…Nuclear myosin I (NM1) is a nuclear isoform of the well-known "cytoplasmic" Myosin 1c protein (Myo1c). Located on the 11(th) chromosome in mice, NM1 results…”
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Focal Adhesion Protein Vinculin Is Required for Proper Meiotic Progression during Mouse Spermatogenesis
Published in Cells (Basel, Switzerland) (23-06-2022)“…The focal adhesion protein Vinculin (VCL) is ascribed to various cytoplasmic functions; however, its nuclear role has so far been ambiguous. We observed that…”
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Nuclear myosin 1 activates p21 gene transcription in response to DNA damage through a chromatin-based mechanism
Published in Communications biology (11-03-2020)“…Nuclear myosin 1 (NM1) has been implicated in key nuclear functions. Together with actin, it has been shown to initiate and regulate transcription, it is part…”
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Transcriptional Profiling Reveals Ribosome Biogenesis, Microtubule Dynamics and Expression of Specific lncRNAs to be Part of a Common Response to Cell-Penetrating Peptides
Published in Biomolecules (Basel, Switzerland) (17-11-2020)“…Cell-penetrating peptides (CPPs) are short peptides that are able to efficiently penetrate cellular lipid bilayers. Although CPPs have been used as carriers in…”
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Journey to the Center of the Cell: Cytoplasmic and Nuclear Actin in Immune Cell Functions
Published in Frontiers in cell and developmental biology (2021)“…Actin cytoskeletal dynamics drive cellular shape changes, linking numerous cell functions to physiological and pathological cues. Mutations in actin regulators…”
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Involvement of PIP2 in RNA Polymerase I transcription
Published in Journal of cell science (01-01-2013)“…RNA polymerase I (Pol I) transcription is essential for the cell cycle, growth, and overall protein synthesis in eukaryotes. We found that phosphatidylinositol…”
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