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PMID |
Sentence |
1 |
11959983
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PUGNAc treatment increased levels of O-GlcNAc and caused insulin resistance in 3T3-L1 adipocytes.
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2 |
11959983
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These results suggest that elevation of O-GlcNAc levels attenuate insulin signaling and contribute to the mechanism by which increased flux through the HSP leads to insulin resistance in adipocytes.
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3 |
12136128
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Even modest overexpression of an isoform of O-GlcNAc transferase, in muscle and fat, leads to insulin resistance and hyperleptinemia.
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4 |
12397027
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Increased flux through the hexosamine biosynthesis pathway has been implicated in the development of glucose-induced insulin resistance and may promote the modification of certain proteins with O-linked N-acetylglucosamine (O-GlcNAc).
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5 |
12397027
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As assessed by immunoblotting with an O-GlcNAc-specific antibody, high glucose and/or insulin enhanced O-GlcNAcylation of numerous proteins, including the transcription factor Sp1, a known substrate for this modification.
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6 |
12678487
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In this review, we summarize the existing work that implicates the HSP and O-GlcNAc modification as nutrient sensors and regulators of insulin signaling.
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7 |
16051707
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Our findings demonstrate that OGT modulates macronutrient storage and dauer formation in C. elegans, providing a unique genetic model for examining the role of O-GlcNAc in cellular signaling and insulin resistance.
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8 |
18664368
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Insulin regulates the sub-cellular localization, stability and trans-activation potential of Sp1 by dynamically modulating its post-translational modification by O-linked beta-N-acetylglucosamine (O-GlcNAc) or phosphate residues.
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9 |
20819714
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Several lines of evidence indicate that OGT attenuates insulin signal by O-GlcNAcylation of proteins involved in proximal and distal steps in the signaling pathway.
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10 |
20952811
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Global elevation of O-GlcNAc levels on intracellular proteins can induce insulin resistance, the hallmark of type II diabetes, in mammalian systems.
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11 |
20926386
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We have used Drosophila melanogaster to determine whether O-GlcNAc metabolism plays a role in modulating Drosophila insulin-like peptide (dilp) production and insulin signaling.
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12 |
21074472
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Thus, OGT attenuates insulin signal by O-GlcNAcylation of proteins involved in proximal and distal steps in the PI-3 kinase signaling pathway.
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13 |
17095531
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It has been shown that abnormal O-GlcNAc modification (O-GlcNAcylation) of proteins is one of the causes of insulin resistance and diabetic complications.
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14 |
17095531
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PUGNAc, an inhibitor of O-GlcNAcase, induced an elevation of O-GlcNAc level and a decrease of glucose-stimulated insulin secretion in isolated islets.
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