Search Results - "Chung, Jay H."
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Molecular mechanisms of mitochondrial DNA release and activation of the cGAS-STING pathway
Published in Experimental & molecular medicine (01-03-2023)“…In addition to constituting the genetic material of an organism, DNA is a tracer for the recognition of foreign pathogens and a trigger of the innate immune…”
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Resveratrol Ameliorates Aging-Related Metabolic Phenotypes by Inhibiting cAMP Phosphodiesterases
Published in Cell (03-02-2012)“…Resveratrol, a polyphenol in red wine, has been reported as a calorie restriction mimetic with potential antiaging and antidiabetogenic properties. It is…”
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Metabolic effects of resveratrol: addressing the controversies
Published in Cellular and molecular life sciences : CMLS (01-04-2015)“…Resveratrol, a polyphenol found in a number of plant-based foods such as red wine, has received a great deal of attention for its diverse array of healthful…”
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VDAC oligomers form mitochondrial pores to release mtDNA fragments and promote lupus-like disease
Published in Science (American Association for the Advancement of Science) (20-12-2019)“…Mitochondrial stress releases mitochondrial DNA (mtDNA) into the cytosol, thereby triggering the type Ι interferon (IFN) response. Mitochondrial outer membrane…”
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AMP-Activated Protein Kinase―Deficient Mice Are Resistant to the Metabolic Effects of Resveratrol
Published in Diabetes (New York, N.Y.) (01-03-2010)“…Resveratrol, a natural polyphenolic compound that is found in grapes and red wine, increases metabolic rate, insulin sensitivity, mitochondrial biogenesis, and…”
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Peptide Switch Is Essential for Sirt1 Deacetylase Activity
Published in Molecular cell (21-10-2011)“…In mammals, the Sirtuins are composed of seven Sir2 orthologs (Sirt1 –7) with a conserved deacetylase core that utilizes NAD + as a cofactor. Interestingly,…”
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AMPK regulates circadian rhythms in a tissue- and isoform-specific manner
Published in PloS one (31-03-2011)“…AMP protein kinase (AMPK) plays an important role in food intake and energy metabolism, which are synchronized to the light-dark cycle. In vitro, AMPK affects…”
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The Role of mPer2 Clock Gene in Glucocorticoid and Feeding Rhythms
Published in Endocrinology (Philadelphia) (01-05-2009)“…The circadian clock synchronizes the activity level of an organism to the light-dark cycle of the environment. Energy intake, as well as energy metabolism,…”
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CK2 is the regulator of SIRT1 substrate-binding affinity, deacetylase activity and cellular response to DNA-damage
Published in PloS one (14-08-2009)“…SIRT1, an NAD(+) (nicotinamide adenine dinucleotide)-dependent deacetylase, protects cells from stress-induced apoptosis, and its orthologues delay aging in…”
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The Multifunctional Sorting Protein PACS-2 Regulates SIRT1-Mediated Deacetylation of p53 to Modulate p21-Dependent Cell-Cycle Arrest
Published in Cell reports (Cambridge) (11-09-2014)“…SIRT1 regulates the DNA damage response by deacetylating p53, thereby repressing p53 transcriptional output. Here, we demonstrate that the sorting protein…”
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Potent PDE4 inhibitor activates AMPK and Sirt1 to induce mitochondrial biogenesis
Published in PloS one (17-06-2021)“…AMP-activated protein kinase (AMPK) is an evolutionarily conserved energy sensor. Activation of AMPK leads to a number of metabolic benefits, including…”
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Computational Modeling and Imaging of the Intracellular Oxygen Gradient
Published in International journal of molecular sciences (20-10-2022)“…Computational modeling can provide a mechanistic and quantitative framework for describing intracellular spatial heterogeneity of solutes such as oxygen…”
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Compound D159687, a phosphodiesterase 4D inhibitor, induces weight and fat mass loss in aged mice without changing lean mass, physical and cognitive function
Published in Biochemical and biophysical research communications (02-12-2018)“…Therapies that recapitulate the health benefits of caloric restriction in older adults are needed. Phosphodiesterase 4 inhibitors demonstrate such promise. We…”
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Inactivation of EWS reduces PGC-1α protein stability and mitochondrial homeostasis
Published in Proceedings of the National Academy of Sciences - PNAS (12-05-2015)“…EWS (Ewing sarcoma) encodes an RNA/ssDNA binding protein that is frequently rearranged in a number of different cancers by chromosomal translocations…”
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Sirt1 carboxyl-domain is an ATP-repressible domain that is transferrable to other proteins
Published in Nature communications (15-05-2017)“…Sirt1 is an NAD + -dependent protein deacetylase that regulates many physiological functions, including stress resistance, adipogenesis, cell senescence and…”
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Electrospun Microfibers Modulate Intracellular Amino Acids in Liver Cells via Integrin β1
Published in Bioengineering (Basel) (22-06-2021)“…Although numerous recent studies have shown the importance of polymeric microfibrous extracellular matrices (ECMs) in maintaining cell behaviors and functions,…”
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The role of DNA‐PK in aging and energy metabolism
Published in The FEBS journal (01-06-2018)“…DNA‐dependent protein kinase (DNA‐PK) is a very large holoenzyme comprised of the p470 kDa DNA‐PK catalytic subunit (DNA‐PKcs) and the Ku heterodimer…”
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Metabolic benefits of inhibiting cAMP-PDEs with resveratrol
Published in Adipocyte (01-10-2012)“…Calorie restriction (CR) extends lifespan in species ranging from yeast to mammals. There is evidence that CR also protects against aging-related diseases in…”
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Chk2 Phosphorylation of BRCA1 Regulates DNA Double-Strand Break Repair
Published in Molecular and Cellular Biology (01-01-2004)“…Article Usage Stats Services MCB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Specific Sirt1 Activator-mediated Improvement in Glucose Homeostasis Requires Sirt1-Independent Activation of AMPK
Published in EBioMedicine (01-04-2017)“…The specific Sirt1 activator SRT1720 increases mitochondrial function in skeletal muscle, presumably by activating Sirt1. However, Sirt1 gain of function does…”
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