Search Results - "de Valliere, Cheryl"
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The proton-sensing receptors TDAG8 and GPR4 are differentially expressed in human and mouse oligodendrocytes: Exploring their role in neuroinflammation and multiple sclerosis
Published in PloS one (25-03-2024)“…Acidosis is one of the hallmarks of demyelinating central nervous system (CNS) lesions in multiple sclerosis (MS). The response to acidic pH is primarily…”
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OGR1 (GPR68) and TDAG8 (GPR65) Have Antagonistic Effects in Models of Colonic Inflammation
Published in International journal of molecular sciences (01-10-2023)“…G-protein-coupled receptors (GPRs), including pro-inflammatory ovarian cancer GPR1 (OGR1/GPR68) and anti-inflammatory T cell death-associated gene 8…”
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pH-Sensing G Protein-Coupled Receptor OGR1 (GPR68) Expression and Activation Increases in Intestinal Inflammation and Fibrosis
Published in International journal of molecular sciences (26-01-2022)“…Local extracellular acidification occurs at sites of inflammation. Proton-sensing ovarian cancer G-protein-coupled receptor 1 (OGR1, also known as GPR68)…”
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The Proton-activated Receptor GPR4 Modulates Intestinal Inflammation
Published in Journal of Crohn's and colitis (28-02-2018)“…During active inflammation, intraluminal intestinal pH is decreased in patients with inflammatory bowel disease [IBD]. Acidic pH may play a role in IBD…”
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The pH-sensing receptor OGR1 improves barrier function of epithelial cells and inhibits migration in an acidic environment
Published in American journal of physiology: Gastrointestinal and liver physiology (15-09-2015)“…The pH-sensing receptor ovarian cancer G protein-coupled receptor 1 (OGR1; GPR68) is expressed in the gut. Inflammatory bowel disease is typically associated…”
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Intestinal Activation of pH-Sensing Receptor OGR1 [GPR68] Contributes to Fibrogenesis
Published in Journal of Crohn's and colitis (15-11-2018)“…pH-sensing ovarian cancer G-protein coupled receptor-1 [OGR1/GPR68] is regulated by key inflammatory cytokines. Patients suffering from inflammatory bowel…”
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Hypoxia ameliorates intestinal inflammation through NLRP3/mTOR downregulation and autophagy activation
Published in Nature communications (24-07-2017)“…Hypoxia regulates autophagy and nucleotide-binding oligomerization domain receptor, pyrin domain containing (NLRP)3, two innate immune mechanisms linked by…”
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Deletion of Smad7 Ameliorates Intestinal Inflammation and Contributes to Fibrosis
Published in Inflammatory bowel diseases (03-04-2023)“…Patients suffering from inflammatory bowel diseases (IBDs) express increased mucosal levels of transforming growth factor (TGF)-β compared with non-IBD…”
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Activation of pH-Sensing Receptor OGR1 (GPR68) Induces ER Stress Via the IRE1α/JNK Pathway in an Intestinal Epithelial Cell Model
Published in Scientific reports (29-01-2020)“…Proton-sensing ovarian cancer G-protein coupled receptor (OGR1) plays an important role in pH homeostasis. Acidosis occurs at sites of intestinal inflammation…”
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Identification of oncogenic driver mutations by genome-wide CRISPR-Cas9 dropout screening
Published in BMC genomics (09-09-2016)“…Genome-wide CRISPR-Cas9 dropout screens can identify genes whose knockout affects cell viability. Recent CRISPR screens detected thousands of essential genes…”
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Lack of the pH-sensing Receptor TDAG8 [GPR65] in Macrophages Plays a Detrimental Role in Murine Models of Inflammatory Bowel Disease
Published in Journal of Crohn's and colitis (01-02-2019)“…Abstract Background Tissue inflammation in inflammatory bowel diseases [IBD] is associated with local acidification. Genetic variants in the pH-sensing G…”
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Lack of transketolase-like (TKTL) 1 aggravates murine experimental colitis
Published in American journal of physiology: Gastrointestinal and liver physiology (01-04-2011)“…Transketolase-like (TKTL) 1 indirectly replenishes NADPH preventing damage induced by reactive oxygen species (ROS) formed upon intestinal inflammation. We…”
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Role of pH-sensing receptors in colitis
Published in Pflügers Archiv (01-04-2024)“…Low pH in the gut is associated with severe inflammation, fibrosis, and colorectal cancer (CRC) and is a hallmark of active inflammatory bowel disease (IBD)…”
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New Therapeutic Approach for Intestinal Fibrosis Through Inhibition of pH-Sensing Receptor GPR4
Published in Inflammatory bowel diseases (05-01-2022)“…Abstract Background Patients suffering from inflammatory bowel diseases (IBDs) express increased mucosal levels of pH-sensing receptors compared with non-IBD…”
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G Protein-coupled pH-sensing Receptor OGR1 Is a Regulator of Intestinal Inflammation
Published in Inflammatory bowel diseases (01-06-2015)“…A novel family of proton-sensing G protein-coupled receptors, including OGR1, GPR4, and TDAG8, was identified to be important for physiological pH homeostasis…”
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A Novel OGR1 (GPR68) Inhibitor Attenuates Inflammation in Murine Models of Colitis
Published in Inflammatory intestinal diseases (01-09-2021)“…Background and Aims: Local extracellular acidification is associated with several conditions, such as ischemia, cancer, metabolic disease, respiratory…”
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The impact of the rs8005161 polymorphism on G protein-coupled receptor GPR65 (TDAG8) pH-associated activation in intestinal inflammation
Published in BMC gastroenterology (07-01-2019)“…Tissue inflammation in inflammatory bowel diseases (IBD) is associated with a decrease in local pH. The gene encoding G-protein-coupled receptor 65 (GPR65) has…”
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Hypoxia Positively Regulates the Expression of pH-Sensing G-Protein–Coupled Receptor OGR1 (GPR68)
Published in Cellular and molecular gastroenterology and hepatology (01-11-2016)“…Background & Aims A novel family of proton-sensing G-protein–coupled receptors, including ovarian cancer G-protein–coupled receptor 1 (OGR1) (GPR68) has been…”
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Iron Prevents Hypoxia-Associated Inflammation Through the Regulation of Nuclear Factor-κB in the Intestinal Epithelium
Published in Cellular and molecular gastroenterology and hepatology (01-01-2019)“…Background & Aims Hypoxia-associated pathways influence the development of inflammatory bowel disease. Adaptive responses to hypoxia are mediated through…”
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82 - Activation of PH-Sensing Receptor OGR1 (GPR68) Induces ER Stress and Autophagy in an Intestinal Epithelial Cell Model
Published in Gastroenterology (New York, N.Y. 1943) (01-05-2018)Get full text
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