Search Results - "Fransen, Marc"
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The Peroxisome-Mitochondria Connection: How and Why?
Published in International journal of molecular sciences (24-05-2017)“…Over the past decades, peroxisomes have emerged as key regulators in overall cellular lipid and reactive oxygen species metabolism. In mammals, these…”
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Peroxisomal Hydrogen Peroxide Metabolism and Signaling in Health and Disease
Published in International journal of molecular sciences (26-07-2019)“…Hydrogen peroxide (H O ), a non-radical reactive oxygen species generated during many (patho)physiological conditions, is currently universally recognized as…”
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Peroxisomal metabolism and oxidative stress
Published in Biochimie (01-03-2014)“…Peroxisomes are ubiquitous and multifunctional organelles that are primarily known for their role in cellular lipid metabolism. As many peroxisomal enzymes…”
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Role of peroxisomes in ROS/RNS-metabolism: Implications for human disease
Published in Biochimica et biophysica acta (01-09-2012)“…Peroxisomes are cell organelles that play a central role in lipid metabolism. At the same time, these organelles generate reactive oxygen and nitrogen species…”
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5
Application of DEM-based metamodels in bulk handling equipment design: Methodology and DEM case study
Published in Powder technology (01-11-2021)“…Developments in discrete element modelling (DEM) enable detailed modelling of granular flows in bulk handling equipment (BHE) but due to the computational…”
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The peroxisomal import receptor PEX5 functions as a stress sensor, retaining catalase in the cytosol in times of oxidative stress
Published in Biochimica et biophysica acta. Molecular cell research (01-10-2017)“…Accumulating evidence indicates that peroxisome functioning, catalase localization, and cellular oxidative balance are intimately interconnected. Nevertheless,…”
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Intraperoxisomal redox balance in mammalian cells: oxidative stress and interorganellar cross-talk
Published in Molecular biology of the cell (01-05-2011)“…Reactive oxygen species (ROS) are at once unsought by-products of metabolism and critical regulators of multiple intracellular signaling cascades. In…”
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Mitochondrial fission factor (MFF) is a critical regulator of peroxisome maturation
Published in Biochimica et biophysica acta. Molecular cell research (01-07-2020)“…Peroxisomes are highly dynamic subcellular compartments with important functions in lipid and ROS metabolism. Impaired peroxisomal function can lead to severe…”
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Noncanonical and reversible cysteine ubiquitination prevents the overubiquitination of PEX5 at the peroxisomal membrane
Published in PLoS biology (01-03-2024)“…PEX5, the peroxisomal protein shuttling receptor, binds newly synthesized proteins in the cytosol and transports them to the organelle. During its stay at the…”
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Therapeutic concentrations of calcineurin inhibitors do not deregulate glutathione redox balance in human renal proximal tubule cells
Published in PloS one (30-04-2021)“…The calcineurin inhibitors (CNI) cyclosporine A and tacrolimus comprise the basis of immunosuppressive regimes in all solid organ transplantation. However,…”
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Import of peroxisomal membrane proteins: The interplay of Pex3p- and Pex19p-mediated interactions
Published in Biochimica et biophysica acta (01-12-2006)“…In contrast to the molecular mechanisms underlying import of peroxisomal matrix proteins, those involving the transport of membrane proteins remain rather…”
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PEX5, the Shuttling Import Receptor for Peroxisomal Matrix Proteins, Is a Redox‐Sensitive Protein
Published in Traffic (Copenhagen, Denmark) (01-01-2014)“…Mounting evidence suggests that oxidative stress impairs peroxisomal matrix protein import. This study provides direct evidence that the import of PTS1 matrix…”
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Peroxisome Dynamics in Cultured Mammalian Cells
Published in Traffic (Copenhagen, Denmark) (01-11-2009)“…Despite the identification and characterization of various proteins that are essential for peroxisome biogenesis, the origin and the turnover of peroxisomes…”
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14
Identification of Ubiquitin-specific Protease 9X (USP9X) as a Deubiquitinase Acting on Ubiquitin-Peroxin 5 (PEX5) Thioester Conjugate
Published in The Journal of biological chemistry (13-04-2012)“…Peroxin 5 (PEX5), the peroxisomal protein shuttling receptor, binds newly synthesized peroxisomal matrix proteins in the cytosol and promotes their…”
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A PEX7-Centered Perspective on the Peroxisomal Targeting Signal Type 2-Mediated Protein Import Pathway
Published in Molecular and cellular biology (01-08-2014)“…Peroxisomal matrix proteins are synthesized on cytosolic ribosomes and transported to the organelle by shuttling receptors. Matrix proteins containing a type 1…”
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Functional peroxisomes are required for β-cell integrity in mice
Published in Molecular metabolism (Germany) (01-04-2019)“…Peroxisomes play a crucial role in lipid and reactive oxygen species metabolism, but their importance for pancreatic β-cell functioning is presently unknown…”
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Peroxisome degradation in mammals: mechanisms of action, recent advances, and perspectives
Published in Frontiers in physiology (01-01-2013)“…Peroxisomes are remarkably dynamic organelles that participate in a diverse array of cellular processes, including the metabolism of lipids and reactive oxygen…”
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Ubiquitination of Mammalian Pex5p, the Peroxisomal Import Receptor
Published in The Journal of biological chemistry (26-10-2007)“…Protein translocation across the peroxisomal membrane requires the concerted action of numerous peroxins. One central component of this machinery is Pex5p, the…”
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Functional Analysis of GSTK1 in Peroxisomal Redox Homeostasis in HEK-293 Cells
Published in Antioxidants (07-06-2023)“…Peroxisomes serve as important centers for cellular redox metabolism and communication. However, fundamental gaps remain in our understanding of how the…”
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Enhanced Levels of Peroxisome-Derived H2O2 Do Not Induce Pexophagy but Impair Autophagic Flux in HEK-293 and HeLa Cells
Published in Antioxidants (02-03-2023)“…Peroxisomes are functionally specialized organelles that harbor multiple hydrogen peroxide (H2O2)-producing and -degrading enzymes. Given that this oxidant…”
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