Search Results - "Cardone, Rebecca"
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Acetate mediates a microbiome–brain–β-cell axis to promote metabolic syndrome
Published in Nature (London) (09-06-2016)“…Obesity, insulin resistance and the metabolic syndrome are associated with changes to the gut microbiota; however, the mechanism by which modifications to the…”
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2
Dehydration and insulinopenia are necessary and sufficient for euglycemic ketoacidosis in SGLT2 inhibitor-treated rats
Published in Nature communications (01-02-2019)“…Sodium-glucose transport protein 2 (SGLT2) inhibitors are a class of anti-diabetic agents; however, concerns have been raised about their potential to induce…”
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3
Multi-Tissue Acceleration of the Mitochondrial Phosphoenolpyruvate Cycle Improves Whole-Body Metabolic Health
Published in Cell metabolism (03-11-2020)“…The mitochondrial GTP (mtGTP)-dependent phosphoenolpyruvate (PEP) cycle couples mitochondrial PEPCK (PCK2) to pyruvate kinase (PK) in the liver and pancreatic…”
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4
Dyrk1b promotes hepatic lipogenesis by bypassing canonical insulin signaling and directly activating mTORC2 in mice
Published in The Journal of clinical investigation (01-02-2022)“…Mutations in Dyrk1b are associated with metabolic syndrome and nonalcoholic fatty liver disease in humans. Our investigations showed that DYRK1B levels are…”
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5
Glucose Response by Stem Cell-Derived β Cells In Vitro Is Inhibited by a Bottleneck in Glycolysis
Published in Cell reports (Cambridge) (12-05-2020)“…Stem cell-derived β (SC-β) cells could provide unlimited human β cells toward a curative diabetes treatment. Differentiation of SC-β cells yields…”
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6
120-LB: Small Molecule Activator of Pyruvate Kinase Regulates In Vivo Glucose Homeostasis
Published in Diabetes (New York, N.Y.) (01-06-2020)“…Background: Nonalcoholic fatty liver disease (NAFLD) is a major factor in the pathogenesis of type-2 diabetes (T2D). Liver pyruvate kinase (PK) inactivating…”
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316-OR: Genetic Deletion of Beta-Cell Pkm1, Pkm2, and Pck2 Identifies PEP as an Essential Signal for Compartmentalized KATP Closure and Cycling of the Insulin Secretory Pathway
Published in Diabetes (New York, N.Y.) (01-06-2022)“…β-cells use pyruvate kinase to sense nutrients and respond with appropriate insulin secretion. Here, we used β-cell deletion to identify the functions of…”
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8
Imeglimin lowers glucose primarily by amplifying glucose-stimulated insulin secretion in high-fat-fed rodents
Published in American journal of physiology: endocrinology and metabolism (01-08-2016)“…Imeglimin is a promising new oral antihyperglycemic agent that has been studied in clinical trials as a possible monotherapy or add-on therapy to lower fasting…”
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9
Suppression of angiopoietin-like 4 reprograms endothelial cell metabolism and inhibits angiogenesis
Published in Nature communications (12-12-2023)“…Angiopoietin-like 4 (ANGPTL4) is known to regulate various cellular and systemic functions. However, its cell-specific role in endothelial cells (ECs) function…”
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10
β-cell deletion of the PKm1 and PKm2 isoforms of pyruvate kinase in mice reveals their essential role as nutrient sensors for the KATP channel
Published in eLife (23-08-2022)“…Pyruvate kinase (PK) and the phosphoenolpyruvate (PEP) cycle play key roles in nutrient-stimulated K ATP channel closure and insulin secretion. To identify the…”
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11
Mitochondrial GTP Links Nutrient Sensing to β Cell Health, Mitochondrial Morphology, and Insulin Secretion Independent of OxPhos
Published in Cell reports (Cambridge) (16-07-2019)“…Mechanisms coordinating pancreatic β cell metabolism with insulin secretion are essential for glucose homeostasis. One key mechanism of β cell nutrient sensing…”
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12
N-acyl taurines are endogenous lipid messengers that improve glucose homeostasis
Published in Proceedings of the National Academy of Sciences - PNAS (03-12-2019)“…Fatty acid amide hydrolase (FAAH) degrades 2 major classes of bioactive fatty acid amides, the N-acylethanolamines (NAEs) and N-acyl taurines (NATs), in…”
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13
β-cell deletion of the PKm1 and PKm2 isoforms of pyruvate kinase in mice reveals their essential role as nutrient sensors for the K ATP channel
Published in eLife (23-08-2022)“…Pyruvate kinase (PK) and the phosphoenolpyruvate (PEP) cycle play key roles in nutrient-stimulated K channel closure and insulin secretion. To identify the PK…”
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14
127-OR: In Vivo Genetic Evidence That the Pyruvate Kinase Isoforms PKM1 and PKM2 Differentially Control Beta-Cell Fuel Sensing
Published in Diabetes (New York, N.Y.) (01-06-2021)“…Pancreatic β-cells couple nutrient metabolism with appropriate insulin secretion. Here, we examined the requirements of pyruvate kinase (PK) isoforms in fuel…”
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369-OR: [1,2-13C2]-L-Glutamine Mass Isotopomers Map Hepatic Mitochondrial Metabolism without Tracer Interference
Published in Diabetes (New York, N.Y.) (01-06-2020)“…Background: Tracers should be maximally descriptive with minimal interference to the metabolic system of interest. Divergent concepts of in vivo hepatic…”
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CELA2A mutations predispose to early-onset atherosclerosis and metabolic syndrome and affect plasma insulin and platelet activation
Published in Nature genetics (01-08-2019)“…Factors that underlie the clustering of metabolic syndrome traits are not fully known. We performed whole-exome sequence analysis in kindreds with extreme…”
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17
Distinct Hepatic PKA and CDK Signaling Pathways Control Activity-Independent Pyruvate Kinase Phosphorylation and Hepatic Glucose Production
Published in Cell reports (Cambridge) (10-12-2019)“…Pyruvate kinase is an important enzyme in glycolysis and a key metabolic control point. We recently observed a pyruvate kinase liver isoform (PKL)…”
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Pyruvate Kinase Controls Signal Strength in the Insulin Secretory Pathway
Published in Cell metabolism (03-11-2020)“…Pancreatic β cells couple nutrient metabolism with appropriate insulin secretion. Here, we show that pyruvate kinase (PK), which converts ADP and…”
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Loss of ZNF148 enhances insulin secretion in human pancreatic β cells
Published in JCI insight (08-06-2023)“…Insulin secretion from pancreatic β cells is essential to the maintenance of glucose homeostasis. Defects in this process result in diabetes. Identifying…”
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β Cell-specific deletion of Zfp148 improves nutrient-stimulated β cell Ca2+ responses
Published in JCI insight (23-05-2022)“…Insulin secretion from pancreatic β cells is essential for glucose homeostasis. An insufficient response to the demand for insulin results in diabetes. We…”
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