abstract：OBJECTIVE:Elevated fasting glucose level is associated with increased carotid intima-media thickness (IMT), a measure of subclinical atherosclerosis. It is unclear if this association is causal. Using the principle of Mendelian randomization, we sought to explore the causal association between circulating glucose and I...

journal_title：Diabetes

authors： Rasmussen-Torvik LJ,Li M,Kao WH,Couper D,Boerwinkle E,Bielinski SJ,Folsom AR,Pankow JS

更新日期：2011-01-01 00:00:00

abstract：OBJECTIVE:Progressive fibrosis in the diabetic kidney is driven and sustained by a diverse range of profibrotic factors. This study examines the critical role of microRNAs (miRNAs) in the regulation of the key fibrotic mediators, TGF-β1 and TGF-β2. RESEARCH DESIGN AND METHODS:Rat proximal-tubular epithelial cells (NRK...

journal_title：Diabetes

authors： Wang B,Koh P,Winbanks C,Coughlan MT,McClelland A,Watson A,Jandeleit-Dahm K,Burns WC,Thomas MC,Cooper ME,Kantharidis P

更新日期：2011-01-01 00:00:00

abstract：OBJECTIVE:Suppression of Kinesin-1 by antisense oligonucleotides, or overexpression of dominant-negative acting kinesin heavy chain, has been reported to affect the sustained phase of glucose-stimulated insulin secretion in β-cells in vitro. In this study, we examined the in vivo physiological role of Kinesin-1 in β-ce...

journal_title：Diabetes

authors： Cui J,Wang Z,Cheng Q,Lin R,Zhang XM,Leung PS,Copeland NG,Jenkins NA,Yao KM,Huang JD

更新日期：2011-01-01 00:00:00

abstract：OBJECTIVE:Salsalate is a dimeric form of salicylic acid that has been shown to have anti-inflammatory activity and to reduce glucose levels, insulin resistance, and cytokine expression. However, the effect of salsalate on vascular injury has not been determined. The objective of this study is to investigate the effect ...

journal_title：Diabetes

authors： Murthy SN,Desouza CV,Bost NW,Hilaire RC,Casey DB,Badejo AM,Dhaliwal JS,McGee J,McNamara DB,Kadowitz PJ,Fonseca VA

更新日期：2010-12-01 00:00:00

abstract：OBJECTIVE:The liver plays a critical role in integrating and controlling glucose metabolism. Thus, it is important that the liver receive and react to signals from other tissues regarding the nutrient status of the body. Leptin, which is produced and secreted from adipose tissue, is a hormone that relays information re...

journal_title：Diabetes

authors： Huynh FK,Levi J,Denroche HC,Gray SL,Voshol PJ,Neumann UH,Speck M,Chua SC,Covey SD,Kieffer TJ

更新日期：2010-12-01 00:00:00

abstract：OBJECTIVE:The catabasis of inflammation is an active process directed by n-3 derived pro-resolving lipid mediators. We aimed to determine whether high-fat (HF) diet-induced n-3 deficiency compromises the resolution capacity of obese mice and thereby contributes to obesity-linked inflammation and insulin resistance. RE...

journal_title：Diabetes

authors： White PJ,Arita M,Taguchi R,Kang JX,Marette A

更新日期：2010-12-01 00:00:00

abstract：OBJECTIVE:Physical inactivity is a risk factor for type 2 diabetes and may be more detrimental in first-degree relative (FDR) subjects, unmasking underlying defects of metabolism. Using a positive family history of type 2 diabetes as a marker of increased genetic risk, the aim of this study was to investigate the impac...

journal_title：Diabetes

authors： Højbjerre L,Sonne MP,Alibegovic AC,Dela F,Vaag A,Meldgaard JB,Christensen KB,Stallknecht B

更新日期：2010-11-01 00:00:00

abstract：OBJECTIVE:To evaluate the extent of pancreatic β-cell function in a large number of insulin-dependent diabetic patients with a disease duration of 50 years or longer (Medalists). RESEARCH DESIGN AND METHODS:Characterization of clinical and biochemical parameters and β-cell function of 411 Medalists with correlation wi...

journal_title：Diabetes

authors： Keenan HA,Sun JK,Levine J,Doria A,Aiello LP,Eisenbarth G,Bonner-Weir S,King GL

更新日期：2010-11-01 00:00:00

abstract：OBJECTIVE:Skeletal muscle protein metabolism is resistant to the anabolic action of insulin in healthy, nondiabetic older adults. This defect is associated with impaired insulin-induced vasodilation and mTORC1 signaling. We hypothesized that, in older subjects, pharmacological restoration of insulin-induced capillary r...

journal_title：Diabetes

authors： Timmerman KL,Lee JL,Fujita S,Dhanani S,Dreyer HC,Fry CS,Drummond MJ,Sheffield-Moore M,Rasmussen BB,Volpi E

更新日期：2010-11-01 00:00:00

abstract：OBJECTIVE:Given the pleiotropic effect of eicosapentaenoic acid (EPA), it is interesting to know whether EPA is capable of improving obesity. Here we examined the anti-obesity effect of EPA in mice with two distinct models of obesity. RESEARCH DESIGN AND METHODS:Male C57BL/6J mice were fed a high-fat/high-sucrose diet...

journal_title：Diabetes

authors： Sato A,Kawano H,Notsu T,Ohta M,Nakakuki M,Mizuguchi K,Itoh M,Suganami T,Ogawa Y

更新日期：2010-10-01 00:00:00

abstract：OBJECTIVE:Exercise is an important strategy for the treatment of type 2 diabetes. This is due in part to an increase in glucose transport that occurs in the working skeletal muscles. Glucose transport is regulated by GLUT4 translocation in muscle, but the molecular machinery mediating this process is poorly understood....

journal_title：Diabetes

authors： Lauritzen HP,Galbo H,Toyoda T,Goodyear LJ

更新日期：2010-09-01 00:00:00

abstract：OBJECTIVE:Short sleep duration is associated with impaired glucose tolerance and an increased risk of diabetes. The effects of sleep restriction on insulin sensitivity have not been established. This study tests the hypothesis that decreasing nighttime sleep duration reduces insulin sensitivity and assesses the effects...

journal_title：Diabetes

authors： Buxton OM,Pavlova M,Reid EW,Wang W,Simonson DC,Adler GK

更新日期：2010-09-01 00:00:00

abstract：OBJECTIVE:C57Bl/6 mice develop obesity and mild hyperglycemia when fed a high-fat diet (HFD). Although diet-induced obesity (DIO) is a widely studied model of type 2 diabetes, little is known about beta-cell failure in these mice. RESEARCH DESIGN AND METHODS:DIO mice were separated in two groups according to body weig...

journal_title：Diabetes

authors： Peyot ML,Pepin E,Lamontagne J,Latour MG,Zarrouki B,Lussier R,Pineda M,Jetton TL,Madiraju SR,Joly E,Prentki M

更新日期：2010-09-01 00:00:00

abstract：OBJECTIVE:MBL2 encodes the mannose-binding lectin, which is a key player in the innate immune system and has recently been found to play a role in insulin resistance and development of type 1 diabetes and gestational diabetes mellitus. To assess the role of MBL2 in diabetes susceptibility, this gene was analyzed in the...

journal_title：Diabetes

authors： Muller YL,Hanson RL,Bian L,Mack J,Shi X,Pakyz R,Shuldiner AR,Knowler WC,Bogardus C,Baier LJ

更新日期：2010-08-01 00:00:00

abstract：OBJECTIVE:Based on its role as an energy storage compartment and endocrine organ, white adipose tissue (WAT) fulfills a critical function in the maintenance of whole-body energy homeostasis. Indeed, WAT dysfunction is connected to obesity-related type 2 diabetes triggered at least partly by an inflammatory response in ...

journal_title：Diabetes

authors： Ostertag A,Jones A,Rose AJ,Liebert M,Kleinsorg S,Reimann A,Vegiopoulos A,Berriel Diaz M,Strzoda D,Yamamoto M,Satoh T,Akira S,Herzig S

更新日期：2010-08-01 00:00:00

abstract：OBJECTIVE:Insulin resistance and other features of the metabolic syndrome have been causally linked to adipose tissue macrophages (ATMs) in mice with diet-induced obesity. We aimed to characterize macrophage phenotype and function in human subcutaneous and omental adipose tissue in relation to insulin resistance in obe...

journal_title：Diabetes

authors： Wentworth JM,Naselli G,Brown WA,Doyle L,Phipson B,Smyth GK,Wabitsch M,O'Brien PE,Harrison LC

更新日期：2010-07-01 00:00:00

abstract：OBJECTIVE:Paracrine signaling via gamma-aminobutyric acid (GABA) and GABA(A) receptors (GABA(A)Rs) has been documented in rodent islets. Here we have studied the importance of GABAergic signaling in human pancreatic islets. RESEARCH DESIGN AND METHODS:Expression of GABA(A)Rs in islet cells was investigated by quantita...

journal_title：Diabetes

authors： Braun M,Ramracheya R,Bengtsson M,Clark A,Walker JN,Johnson PR,Rorsman P

更新日期：2010-07-01 00:00:00

abstract：OBJECTIVE:This study aimed to estimate the current cumulative risk of end-stage renal disease (ESRD) due to diabetic nephropathy in a large, nationwide, population-based prospective type 1 diabetes cohort and specifically study the effects of sex and age at onset. RESEARCH DESIGN AND METHODS:In Sweden, all incident ca...

journal_title：Diabetes

authors： Möllsten A,Svensson M,Waernbaum I,Berhan Y,Schön S,Nyström L,Arnqvist HJ,Dahlquist G,Swedish Childhood Diabetes Study Group.,Diabetes Incidence Study in Sweden.,Swedish Renal Registry.

更新日期：2010-07-01 00:00:00

abstract：OBJECTIVE:Monocytes in childhood-onset type 1 diabetes show distinct gene expression. We hypothesize that monocyte activation in monozygotic (MZ) twin pairs discordant for childhood-onset type 1 diabetes could reflect distinct stages of the disease process including diabetes susceptibility (differences between twins, b...

journal_title：Diabetes

authors： Beyan H,Drexhage RC,van der Heul Nieuwenhuijsen L,de Wit H,Padmos RC,Schloot NC,Drexhage HA,Leslie RD

更新日期：2010-07-01 00:00:00

abstract：CONTEXT:Circulating fatty acid synthase (FASN) is a biomarker of metabolically demanding human diseases. The aim of this study was to determine whether circulating FASN could be a biomarker of overnutrition-induced metabolic stress and insulin resistance in common metabolic disorders. RESEARCH DESIGN AND METHODS:Circu...

journal_title：Diabetes

authors： Fernandez-Real JM,Menendez JA,Moreno-Navarrete JM,Blüher M,Vazquez-Martin A,Vázquez MJ,Ortega F,Diéguez C,Frühbeck G,Ricart W,Vidal-Puig A

更新日期：2010-06-01 00:00:00

abstract：OBJECTIVE:To determine whether the obesity-related decrement in fatty acid oxidation (FAO) in primary human skeletal muscle cells (HSkMC) is linked with lower mitochondrial content and whether this deficit could be corrected via overexpression of peroxisome proliferator-activated receptor-gamma coactivator-1alpha (PGC-...

journal_title：Diabetes

authors： Consitt LA,Bell JA,Koves TR,Muoio DM,Hulver MW,Haynie KR,Dohm GL,Houmard JA

更新日期：2010-06-01 00:00:00

abstract：OBJECTIVE:To evaluate the potential therapeutic effect of recombinant human tumor necrosis factor (TNF)-related apoptosis-inducing ligand (TRAIL) treatment in a model of type 1 diabetes. RESEARCH DESIGN AND METHODS:Recombinant TRAIL was added in vitro to primary human and mouse peripheral blood mononuclear cells (PBMC...

journal_title：Diabetes

authors： Zauli G,Toffoli B,di Iasio MG,Celeghini C,Fabris B,Secchiero P

更新日期：2010-05-01 00:00:00

abstract：OBJECTIVE:To investigate if recurrent autoimmunity explained hyperglycemia and C-peptide loss in three immunosuppressed simultaneous pancreas-kidney (SPK) transplant recipients. RESEARCH DESIGN AND METHODS:We monitored autoantibodies and autoreactive T-cells (using tetramers) and performed biopsy. The function of auto...

journal_title：Diabetes

authors： Vendrame F,Pileggi A,Laughlin E,Allende G,Martin-Pagola A,Molano RD,Diamantopoulos S,Standifer N,Geubtner K,Falk BA,Ichii H,Takahashi H,Snowhite I,Chen Z,Mendez A,Chen L,Sageshima J,Ruiz P,Ciancio G,Ricordi C,Reij

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVE:Sirtuin 1 (SIRT1) is implicated in the regulation of mitochondrial function, energy metabolism, and insulin sensitivity in rodents. No studies are available in humans to demonstrate that SIRT1 expression in insulin-sensitive tissues is associated with energy expenditure and insulin sensitivity. RESEARCH DESI...

journal_title：Diabetes

authors： Rutanen J,Yaluri N,Modi S,Pihlajamäki J,Vänttinen M,Itkonen P,Kainulainen S,Yamamoto H,Lagouge M,Sinclair DA,Elliott P,Westphal C,Auwerx J,Laakso M

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVE:The proinflammatory cytokines/adipokines produced from adipose tissue act in an autocrine and/or endocrine manner to perpetuate local inflammation and to induce peripheral insulin resistance. The present study investigates whether lipocalin-2 deficiency or replenishment with this adipokine has any impact on s...

journal_title：Diabetes

authors： Law IK,Xu A,Lam KS,Berger T,Mak TW,Vanhoutte PM,Liu JT,Sweeney G,Zhou M,Yang B,Wang Y

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVE:Phosphoinositide 3-kinase enhancer A (PIKE-A) is a proto-oncogene that promotes tumor growth and transformation by enhancing Akt activity. However, the physiological functions of PIKE-A in peripheral tissues are unknown. Here, we describe the effect of PIKE deletion in mice and explore the role of PIKE-A in o...

journal_title：Diabetes

authors： Chan CB,Liu X,Jung DY,Jun JY,Luo HR,Kim JK,Ye K

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVE:Adiponectin is one of several important metabolically active cytokines secreted from adipose tissue. Epidemiologic studies have associated low-circulating levels of this adipokine with multiple metabolic disorders including obesity, insulin resistance, type 2 diabetes, and cardiovascular disease. To investiga...

journal_title：Diabetes

authors： Luo N,Liu J,Chung BH,Yang Q,Klein RL,Garvey WT,Fu Y

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVE:Posttranslational prenylation (e.g., farnesylation) of small G-proteins is felt to be requisite for cytoskeletal remodeling and fusion of secretory vesicles with the plasma membrane. Here, we investigated roles of protein farnesylation in the signaling steps involved in Raf-1/extracellular signal-related kina...

journal_title：Diabetes

authors： Kowluru A,Veluthakal R,Rhodes CJ,Kamath V,Syed I,Koch BJ

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVE:Obesity causes insulin resistance, which has been interpreted as reduced downstream insulin signaling. However, changes in access of insulin to sensitive tissues such as skeletal muscle may also play a role. Insulin injected directly into skeletal muscle diffuses rapidly through the interstitial space to caus...

journal_title：Diabetes

authors： Kolka CM,Harrison LN,Lottati M,Chiu JD,Kirkman EL,Bergman RN

更新日期：2010-03-01 00:00:00

abstract：OBJECTIVE:Common variants in the gene TCF7L2 confer the largest effect on the risk of type 2 diabetes. The present study was undertaken to increase our understanding of the mechanisms by which this gene affects type 2 diabetes risk. RESEARCH DESIGN AND METHODS:Eight subjects with risk-conferring TCF7L2 genotypes (TT o...

journal_title：Diabetes

authors： Villareal DT,Robertson H,Bell GI,Patterson BW,Tran H,Wice B,Polonsky KS

更新日期：2010-02-01 00:00:00

abstract：OBJECTIVE:In part, activation of invariant natural killer T (iNKT)-cells with the superagonist alpha-galactosylceramide (alpha-GalCer) inhibits the development of T-cell-mediated autoimmune type 1 diabetes in NOD mice by inducing the downstream differentiation of antigen-presenting dendritic cells (DCs) to an immunotol...

journal_title：Diabetes

authors： Driver JP,Scheuplein F,Chen YG,Grier AE,Wilson SB,Serreze DV

更新日期：2010-02-01 00:00:00

abstract：OBJECTIVE:Aggregation of human amylin/islet amyloid polypeptide (hA/hIAPP) into small soluble beta-sheet-containing oligomers is linked to islet beta-cell degeneration and the pathogenesis of type 2 diabetes. Here, we used tetracycline, which modifies hA/hIAPP oligomerization, to probe mechanisms whereby hA/hIAPP cause...

journal_title：Diabetes

authors： Aitken JF,Loomes KM,Scott DW,Reddy S,Phillips AR,Prijic G,Fernando C,Zhang S,Broadhurst R,L'Huillier P,Cooper GJ

更新日期：2010-01-01 00:00:00

abstract：OBJECTIVE:Recently, several drugs have been shown to exert beneficial effects for metabolic syndrome through mild regulation of mitochondrial function. Hence, we explored a strategy of targeting mitochondrial function to improve glucose and lipid metabolism. RESEARCH DESIGN AND METHODS:Mitochondrial membrane potential...

journal_title：Diabetes

authors： Qiu BY,Turner N,Li YY,Gu M,Huang MW,Wu F,Pang T,Nan FJ,Ye JM,Li JY,Li J

更新日期：2010-01-01 00:00:00

abstract：OBJECTIVE:White adipose tissue (WAT) and brown adipose tissue (BAT) play distinct roles in adaptation to changes in nutrient availability, with WAT serving as an energy store and BAT regulating thermogenesis. We previously showed that mice maintained on a leucine-deficient diet unexpectedly experienced a dramatic reduc...

journal_title：Diabetes

authors： Cheng Y,Meng Q,Wang C,Li H,Huang Z,Chen S,Xiao F,Guo F

更新日期：2010-01-01 00:00:00

abstract：OBJECTIVE:Digenic causes of human disease are rarely reported. Insulin via its receptor, which is encoded by INSR, plays a key role in both metabolic and growth signaling pathways. Heterozygous INSR mutations are the most common cause of monogenic insulin resistance. However, growth retardation is only reported with ho...

journal_title：Diabetes

authors： Suliman SG,Stanik J,McCulloch LJ,Wilson N,Edghill EL,Misovicova N,Gasperikova D,Sandrikova V,Elliott KS,Barak L,Ellard S,Volpi EV,Klimes I,Gloyn AL

更新日期：2009-12-01 00:00:00

abstract：OBJECTIVE:Recent studies in humans and animal models of obesity have shown increased adipose tissue activity of 11beta-hydroxysteroid dehydrogenase type 1 (11beta-HSD1), which amplifies local tissue glucocorticoid concentrations. The reasons for this 11beta-HSD1 dysregulation are unknown. Here, we tested whether 11beta...

journal_title：Diabetes

authors： Nyirenda MJ,Carter R,Tang JI,de Vries A,Schlumbohm C,Hillier SG,Streit F,Oellerich M,Armstrong VW,Fuchs E,Seckl JR

更新日期：2009-12-01 00:00:00

abstract：OBJECTIVE:Macrophages play an important role in the pathogenesis of insulin resistance via the production of proinflammatory cytokines. Our goal is to decipher the molecular linkage between proinflammatory cytokine production and insulin resistance in macrophages. RESEARCH DESIGN AND METHODS:We determined cytokine pro...

journal_title：Diabetes

authors： Su D,Coudriet GM,Hyun Kim D,Lu Y,Perdomo G,Qu S,Slusher S,Tse HM,Piganelli J,Giannoukakis N,Zhang J,Dong HH

更新日期：2009-11-01 00:00:00

abstract：OBJECTIVE:Heart failure is a major cause of mortality in diabetes and may be causally associated with altered metabolism. Recent reports indicate a role of inflammation in peripheral insulin resistance, but the impact of inflammation on cardiac metabolism is unknown. We investigated the effects of diet-induced obesity ...

journal_title：Diabetes

authors： Ko HJ,Zhang Z,Jung DY,Jun JY,Ma Z,Jones KE,Chan SY,Kim JK

更新日期：2009-11-01 00:00:00

abstract：OBJECTIVE:Evaluate if Erb B2 activation and the loss of caveolin-1 (Cav1) contribute to the pathophysiological progression of diabetic peripheral neuropathy (DPN). RESEARCH DESIGN AND METHODS:Cav1 knockout and wild-type C57BL/6 mice were rendered diabetic with streptozotocin, and changes in motor nerve conduction velo...

journal_title：Diabetes

authors： McGuire JF,Rouen S,Siegfreid E,Wright DE,Dobrowsky RT

更新日期：2009-11-01 00:00:00

abstract：OBJECTIVE:Atherosclerotic cardiovascular disease is the leading cause of death among people with diabetes. Generation of oxidized LDLs and reduced nitric oxide (NO) availability because of endothelial NO synthase (eNOS) dysfunction are critical events in atherosclerotic plaque formation. Biochemical mechanism leading f...

journal_title：Diabetes

authors： Tanaka J,Qiang L,Banks AS,Welch CL,Matsumoto M,Kitamura T,Ido-Kitamura Y,DePinho RA,Accili D

更新日期：2009-10-01 00:00:00