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Showing 1 to 20 of 35 for “"antioxidant response"”.
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Characterizing ERAD and Antioxidant Response in Ixodes scapularis ISE6 Cells during Borrelia Infection
… To prevent cellular damage, the tick utilizes an antioxidant system to neutralize ROS and mechanisms to mitigate ER stress. There is very little to no research on BM<em> </em>and BB<em> </em>infection within the tick vector<em> </em>that contribute to understanding its molecular mechanism of …
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Disruption of 8-hydroxy-2'-deoxyguanosine DNA Glycosylase (OGG1) Antioxidant Response Capacity by Sodium Arsenite
… via modulation of intracellular glutathione. In response to changes in glutathione, changes in hOgg1 transcription occur similar to genes regulated by the transcription factor Nrf2. It was determined that positions - 47 to - 44 in the hOgg1 promoter are necessary for basal transcription of Ogg1 …
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Disruption of 8-hydroxy-2'-deoxyguanosine DNA Glycosylase (OGG1) Antioxidant Response Capacity by Sodium Arsenite
… via modulation of intracellular glutathione. In response to changes in glutathione, changes in hOgg1 transcription occur similar to genes regulated by the transcription factor Nrf2. It was determined that positions - 47 to - 44 in the hOgg1 promoter are necessary for basal transcription of Ogg1 …
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DIFFERENTIATION-INDUCED CHANGES IN ANTIOXIDANT CAPACITY AND ANTIOXIDANT RESPONSE IN SH-SY5Y CELLS: ROLE OF NRF2
… reactive oxygen species are counterbalanced by antioxidant defense systems such as the Nrf2-ARE pathway, the primary regulator of endogenous antioxidant response. Whereas neuronal cells are post-mitotic and are particularly susceptible to oxidative stress because of high oxygen consumption, …
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DIFFERENTIATION-INDUCED CHANGES IN ANTIOXIDANT CAPACITY AND ANTIOXIDANT RESPONSE IN SH-SY5Y CELLS: ROLE OF NRF2
… reactive oxygen species are counterbalanced by antioxidant defense systems such as the Nrf2-ARE pathway, the primary regulator of endogenous antioxidant response. Whereas neuronal cells are post-mitotic and are particularly susceptible to oxidative stress because of high oxygen consumption, …
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Impact of an Acute Bout of Low- and High-Frequency Neuromuscular Electrical Stimulation on Voluntary Muscle Fatigue and Antioxidant Response
… (20 Hz) NMES on skeletal muscle fatigue and antioxidant biomarkers in healthy, young adults. METHODS: Fifteen participants (9 females, 6 males; mean age 23.9 ± 4.3) completed this randomized crossover design study. The student was conducted over 3 study days: On Day 1 Maximal Voluntary …
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Bioavailability of blueberry-derived phenolic acid metabolites and their activity in endothelial cells
… the ability of each mixture to induce cellular antioxidant response proteins regulated by nuclear factor erythroid 2-related factor 2 (Nrf2) or to reduce endothelial cell monocyte adhesion under pro-inflammatory challenge with tumour necrosis factor alpha (TNFα), was investigated in cultured …
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Modulation of the Expression of Multidrug Resistance Proteins by Sulforaphane and Erucin
… binding of the Nrf2 transcription factor to the antioxidant response element (ARE) in the promoter region of target genes. Because SF and ER increased MRP1 expression at the mRNA level, we investigated the impact of these compounds on MRP1 transcription. Non-small cell lung cancer cells (A549) …
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Elucidating the Structural and Dynamical Properties of the Intrinsically Disordered Protein Nrf2 Using Molecular Dynamics Simulations
… critical transcription factor for activating the antioxidant response pathway, a primary defense mechanism against disproportionate levels of oxidants in the cell, via the upregulation of cytoprotective genes. Notably, aberrant activation of Nrf2 in cancer cells increases their resistance to …
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Developmental origins of cortical circuit dysfunction in a 22q11 deletion mouse model
… and reduced neurite growth. Treatment with the antioxidant N-acetylcysteine (NAC) improved axonal and dendritic growth but did not restore expression of deleted or differentially expressed genes in LgDel PNs. Instead, NAC induced a distinct antioxidant response via Nrf2 signaling pathway. …
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Characterization of the Molecular Mechanisms of Xenobiotic-Induced NRF2 Activation for Disease Prevention and Intervention
… 2 (NRF2) is the master regulator of the cellular antioxidant response upon exposure to xenobiotics. In addition, NRF2 induces the expression of genes involved in drug metabolism, protein homeostasis, anabolic metabolism, inflammation, proliferation, and survival. Understanding the molecular …
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Breast Cancer Inhibition by Grape Constituents
… which could suppress cancer such as having antioxidant, antiproliferative, and proapoptotic actions. To determine the potential breast cancer protective action of purple grape juice, we examined the effect of grape juice consumption on the initiation stage of 7,12-dimethylbenz[a]anthracene …
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Identification of Anti-inflammatory and Antioxidant Properties of MangostinXanthones in Adipocyte Reporter Assays
… line that stably expressed nuclear factor κB response element (<i>Nfkb</i>-RE)/GFP, fatty acid binding protein 4 promoter (<i>Fabp4</i>-P)/CFP, and nuclear factor erythroid 2-related factor2 promoter (<i>Nrf2</i>-P)/YFP fluorescent reporters. We hypothesized that fluorescent signals directly …
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Environmental Stressors: Pathways Of Exposure And Aquatic Invertebrate Response
… <em>Dreissena bugensis</em> had a stronger OS response than <em>D. polymorpha</em> in single stressor conditions (p < 0.050); however, in multiple-stressor treatments <em>D. bugensis</em> had increased oxidative damage and was less tolerant to additional stressors. My results establish a …
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Molecular Adaptation of Pancreatic Beta-Cell Function During Endoplasmic Reticulum Stress
… in the ER, especially during an unfolded protein response (UPR). Using a beta-cell line (MIN6) and mouse islets, endogenous production of ROS, the GSH/GSSG couple, and expression of genes involved in oxidative protein folding (i.e., ERO1 and PDI) and antioxidant defense were measured. Endogenous …
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Μελέτη του μεταγραφικού παράγοντα NRF2 ως διαμεσολαβητή της δράσης των στατινών
… DNA στην οποία προσκολλάται ο Nrf2 (ARE-Antioxidant Response Element) (ARE-ST2 κύτταρα), η σιμβαστατίνη αύξησε τη μεταγραφική ενεργότητα του Nrf2 με τρόπο εξαρτώμενο από το μεβαλονικό και ανεξάρτητο από τη χοληστερόλη. Επίσης, χρησιμοποιώντας πρωτογενείς καλλιέργειες εμβρυϊκών ινοβλαστών …
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Regulation of The Oxidative Stress Response By Arid1A
… cancers.</p> <p> In this study, drug responses between <em>ARID1A</em>-wildtype and <em>ARID1A</em>-mutant cell lines were compared using the ‘Genomics of Drug Sensitivities in Cancer’ database. From this analysis, I found that <em>ARID1A</em>-mutant cell lines are more sensitive to …
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Oxidativer Stress- assoziierter neuronaler Zelltod und die Identifikation neuroprotektiver Gene durch ein neuartiges Screening-System
… werden. Nrf2 aktiviert die Transkription sog. „antioxidant response element (ARE)“-regulierter Antioxidanzien und detoxifizierender Enzyme, und wirkt somit indirekt schützend. Für Gfat-2 war bisher noch kein direkter Zusammenhang für die Protektion vor oxidativem Stress beschrieben. Mit der …
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Development of a pericyte-based strategy to recover aged skeletal muscle after disuse
… in pericytes suggested disruption to antioxidant production. To test this hypothesis, pericytes were obtained from healthy or immobilized skeletal muscle and exposed to a hydrogen peroxide load in vitro. Only the healthy pericytes were able to mount an antioxidant response to oxidative …
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Mechanisms of monohalogenated acetic acid induced genomic DNA damage
… analysis and with the production of an antioxidant response element driven reporter gene. The antioxidant butylated hydroxyanisole and the intracellular Ca2+ chelator BAPTA-AM reduced genomic DNA damage induced by each of the monoHAAs, supporting the hypothesis that monoHAAs induced …
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