abstract：:Because it is unknown whether 24-h energy expenditure (EE) responses to dietary extremes will identify phenotypes associated with weight regulation, the aim of this study was to determine whether such responses to fasting or overfeeding are associated with future weight change. The 24-h EE during energy balance, fasti...

journal_title：Diabetes

authors： Schlögl M,Piaggi P,Pannacciuli N,Bonfiglio SM,Krakoff J,Thearle MS

更新日期：2015-11-01 00:00:00

abstract：:Hypoglycemia limits optimal glycemic control in type 1 diabetes mellitus (T1DM), making novel strategies to mitigate it desirable. We hypothesized that portal (Po) vein insulin delivery would lessen hypoglycemia. In the conscious dog, insulin was infused into the hepatic Po vein or a peripheral (Pe) vein at a rate fou...

journal_title：Diabetes

authors： Gregory JM,Kraft G,Scott MF,Neal DW,Farmer B,Smith MS,Hastings JR,Allen EJ,Donahue EP,Rivera N,Winnick JJ,Edgerton DS,Nishimura E,Fledelius C,Brand CL,Cherrington AD

更新日期：2015-10-01 00:00:00

abstract：:The transcription factor nuclear factor-κB (NF-κB) mediates inflammation and stress signals in cells. To test NF-κB in the control of hepatic insulin sensitivity, we inactivated NF-κB in the livers of C57BL/6 mice through deletion of the p65 gene, which was achieved by crossing floxed-p65 and Alb-cre mice to generate ...

journal_title：Diabetes

authors： Ke B,Zhao Z,Ye X,Gao Z,Manganiello V,Wu B,Ye J

更新日期：2015-10-01 00:00:00

abstract：:This study investigated how maternal overnutrition and obesity regulate expression and activation of proteins that facilitate lipid transport in the placenta. To create a maternal overnutrition and obesity model, primiparous C57BL/6 mice were fed a high-fat (HF) diet throughout gestation. Fetuses from HF-fed dams had ...

journal_title：Diabetes

authors： Qiao L,Guo Z,Bosco C,Guidotti S,Wang Y,Wang M,Parast M,Schaack J,Hay WW Jr,Moore TR,Shao J

更新日期：2015-09-01 00:00:00

abstract：:Obesity is increasing, yet despite the necessity of maintaining muscle mass and function with age, the effect of obesity on muscle protein turnover in older adults remains unknown. Eleven obese (BMI 31.9 ± 1.1 kg · m(-2)) and 15 healthy-weight (BMI 23.4 ± 0.3 kg · m(-2)) older men (55-75 years old) participated in a s...

journal_title：Diabetes

authors： Murton AJ,Marimuthu K,Mallinson JE,Selby AL,Smith K,Rennie MJ,Greenhaff PL

更新日期：2015-09-01 00:00:00

abstract：:GAD autoantibodies (GADAs) are sensitive markers of islet autoimmunity and type 1 diabetes. They form the basis of robust prediction models and are widely used for the recruitment of subjects at high risk of type 1 diabetes to prevention trials. However, GADAs are also found in many individuals at low risk of diabetes...

journal_title：Diabetes

authors： Williams AJ,Lampasona V,Schlosser M,Mueller PW,Pittman DL,Winter WE,Akolkar B,Wyatt R,Brigatti C,Krause S,Achenbach P,Participating Laboratories.

更新日期：2015-09-01 00:00:00

abstract：:We aimed to investigate the causal effect of circulating uric acid concentrations on type 2 diabetes risk. A Mendelian randomization study was performed using a genetic score with 24 uric acid-associated loci. We used data of the European Prospective Investigation into Cancer and Nutrition (EPIC)-InterAct case-cohort ...

journal_title：Diabetes

authors： Sluijs I,Holmes MV,van der Schouw YT,Beulens JW,Asselbergs FW,Huerta JM,Palmer TM,Arriola L,Balkau B,Barricarte A,Boeing H,Clavel-Chapelon F,Fagherazzi G,Franks PW,Gavrila D,Kaaks R,Khaw KT,Kühn T,Molina-Montes E,Mo

更新日期：2015-08-01 00:00:00

abstract：:Mitochondrial ADP transport may represent a convergence point unifying two prominent working models for the development of insulin resistance, as reactive lipids (specifically palmitoyl-CoA [P-CoA]) can inhibit ADP transport and subsequently increase mitochondrial reactive oxygen species emissions. In the current stud...

journal_title：Diabetes

authors： Ludzki A,Paglialunga S,Smith BK,Herbst EA,Allison MK,Heigenhauser GJ,Neufer PD,Holloway GP

更新日期：2015-08-01 00:00:00

abstract：:The epidemic of obesity and type 2 diabetes has increased interest in pathways that affect energy balance in mammalian systems. Brown fat, in all of its dimensions, can increase energy expenditure through the dissipation of chemical energy in the form of heat, using mitochondrial uncoupling and perhaps other pathways....

journal_title：Diabetes

authors： Cohen P,Spiegelman BM

更新日期：2015-07-01 00:00:00

abstract：:The paucity of animal models exhibiting full pathology of diabetic retinopathy (DR) has impeded understanding of the pathogenesis of DR and the development of therapeutic interventions. Here, we investigated whether hyperhexosemic marmosets (Callithrix jacchus) develop characteristic retinal vascular lesions including...

journal_title：Diabetes

authors： Chronopoulos A,Roy S,Beglova E,Mansfield K,Wachtman L,Roy S

更新日期：2015-07-01 00:00:00

abstract：:Diabetes diagnostic therapy and research would strongly benefit from noninvasive accurate imaging of the functional β-cells in the pancreas. Here, we developed an analysis of functional β-cell mass (BCM) by measuring manganese (Mn(2+)) uptake kinetics into glucose-stimulated β-cells by T1-weighted in vivo Mn(2+)-media...

journal_title：Diabetes

authors： Meyer A,Stolz K,Dreher W,Bergemann J,Holebasavanahalli Thimmashetty V,Lueschen N,Azizi Z,Khobragade V,Maedler K,Kuestermann E

更新日期：2015-06-01 00:00:00

abstract：:This is the third in a series of Perspectives on intracellular signaling pathways coupled to proliferation in pancreatic β-cells. We contrast the large knowledge base in rodent β-cells with the more limited human database. With the increasing incidence of type 1 diabetes and the recognition that type 2 diabetes is als...

journal_title：Diabetes

authors： Stewart AF,Hussain MA,García-Ocaña A,Vasavada RC,Bhushan A,Bernal-Mizrachi E,Kulkarni RN

更新日期：2015-06-01 00:00:00

abstract：:Monocyte-to-macrophage differentiation is a critical event that accentuates atherosclerosis by promoting an inflammatory environment within the vessel wall. In this study, we investigated the molecular mechanisms responsible for monocyte-to-macrophage differentiation and, subsequently, the effect of metformin in regre...

journal_title：Diabetes

authors： Vasamsetti SB,Karnewar S,Kanugula AK,Thatipalli AR,Kumar JM,Kotamraju S

更新日期：2015-06-01 00:00:00

abstract：:Insulin and exercise stimulate glucose uptake into skeletal muscle via different pathways. Both stimuli converge on the translocation of the glucose transporter GLUT4 from intracellular vesicles to the cell surface. Two Rab guanosine triphosphatases-activating proteins (GAPs) have been implicated in this process: AS16...

journal_title：Diabetes

authors： Stöckli J,Meoli CC,Hoffman NJ,Fazakerley DJ,Pant H,Cleasby ME,Ma X,Kleinert M,Brandon AE,Lopez JA,Cooney GJ,James DE

更新日期：2015-06-01 00:00:00

abstract：:Studies in rodents suggest that insulin controls hepatic glucose metabolism through brain-liver crosstalk, but human studies using intranasal insulin to mimic central insulin delivery have provided conflicting results. In this randomized controlled crossover trial, we investigated the effects of intranasal insulin on ...

journal_title：Diabetes

authors： Gancheva S,Koliaki C,Bierwagen A,Nowotny P,Heni M,Fritsche A,Häring HU,Szendroedi J,Roden M

更新日期：2015-06-01 00:00:00

abstract：:A recent study identified a low-frequency variant at CCND2 associated with lower risk of type 2 diabetes, enhanced insulin response to a glucose challenge, higher height, and, paradoxically, higher BMI. We aimed to replicate the strength and effect size of these associations in independent samples and to assess the un...

journal_title：Diabetes

authors： Yaghootkar H,Stancáková A,Freathy RM,Vangipurapu J,Weedon MN,Xie W,Wood AR,Ferrannini E,Mari A,Ring SM,Lawlor DA,Davey Smith G,Jørgensen T,Hansen T,Pedersen O,Steinthorsdottir V,Guðbjartsson DF,Thorleifsson G,Thorstei

更新日期：2015-06-01 00:00:00

abstract：:Hypoglycemia is associated with increased activity in the low-frequency bands in the electroencephalogram (EEG). We investigated whether hypoglycemia awareness and unawareness are associated with different hypoglycemia-associated EEG changes in patients with type 1 diabetes. Twenty-four patients participated in the st...

journal_title：Diabetes

authors： Sejling AS,Kjær TW,Pedersen-Bjergaard U,Diemar SS,Frandsen CS,Hilsted L,Faber J,Holst JJ,Tarnow L,Nielsen MN,Remvig LS,Thorsteinsson B,Juhl CB

更新日期：2015-05-01 00:00:00

abstract：:Metformin is the most widely prescribed medication for the treatment of type 2 diabetes (T2D). However, gastrointestinal (GI) side effects develop in ~25% of patients treated with metformin, leading to the discontinuation of therapy in ~5% of cases. We hypothesized that reduced transport of metformin via organic catio...

journal_title：Diabetes

authors： Dujic T,Zhou K,Donnelly LA,Tavendale R,Palmer CN,Pearson ER

更新日期：2015-05-01 00:00:00

abstract：:Patients with long-standing type 1 diabetes (T1D) may exhibit defective glucose counterregulation and impaired hypoglycemia symptom recognition that substantially increase their risk for experiencing severe hypoglycemia. The purpose of this study was to determine whether intrahepatic islet transplantation improves end...

journal_title：Diabetes

authors： Rickels MR,Fuller C,Dalton-Bakes C,Markmann E,Palanjian M,Cullison K,Tiao J,Kapoor S,Liu C,Naji A,Teff KL

更新日期：2015-05-01 00:00:00

abstract：:Heme oxygenase-1 (HO-1) exerts vasoprotective effects. Such benefit in diabetic vasculopathy, however, remains unclear. We hypothesize that bilirubin mediates HO-1-induced vascular benefits in diabetes. Diabetic db/db mice were treated with hemin (HO-1 inducer) for 2 weeks, and aortas were isolated for functional and ...

journal_title：Diabetes

authors： Liu J,Wang L,Tian XY,Liu L,Wong WT,Zhang Y,Han QB,Ho HM,Wang N,Wong SL,Chen ZY,Yu J,Ng CF,Yao X,Huang Y

更新日期：2015-05-01 00:00:00

abstract：:Targeting of the GLP-1 receptor with (111)In-labeled exendin is an attractive approach to determine the β-cell mass (BCM). Preclinical studies as well as a proof-of-concept study in type 1 diabetic patients and healthy subjects showed a direct correlation between BCM and radiotracer uptake. Despite these promising ini...

journal_title：Diabetes

authors： Brom M,Joosten L,Frielink C,Boerman O,Gotthardt M

更新日期：2015-04-01 00:00:00

abstract：:Recent preclinical studies showed the potential of nicotinamide adenine dinucleotide (NAD(+)) precursors to increase oxidative phosphorylation and improve metabolic health, but human data are lacking. We hypothesize that the nicotinic acid derivative acipimox, an NAD(+) precursor, would directly affect mitochondrial f...

journal_title：Diabetes

authors： van de Weijer T,Phielix E,Bilet L,Williams EG,Ropelle ER,Bierwagen A,Livingstone R,Nowotny P,Sparks LM,Paglialunga S,Szendroedi J,Havekes B,Moullan N,Pirinen E,Hwang JH,Schrauwen-Hinderling VB,Hesselink MK,Auwerx J,Ro

更新日期：2015-04-01 00:00:00

abstract：:Glucose-dependent insulinotropic polypeptide (GIP) and GLP-1 are incretins secreted by respective K and L enteroendocrine cells after eating and amplify glucose-stimulated insulin secretion (GSIS). This amplification has been termed the "incretin response." To determine the role(s) of K cells for the incretin response...

journal_title：Diabetes

authors： Zhang S,Wang S,Puhl MD,Jiang X,Hyrc KL,Laciny E,Wallendorf MJ,Pappan KL,Coyle JT,Wice BM

更新日期：2015-04-01 00:00:00

abstract：:Experiments in rodents suggest that hypothalamic insulin signaling essentially contributes to the acute control of peripheral glucose homeostasis. Against this background, we investigated in healthy humans whether intranasal (IN) insulin, which is known to effectively reach the brain compartment, impacts systemic gluc...

journal_title：Diabetes

authors： Ott V,Lehnert H,Staub J,Wönne K,Born J,Hallschmid M

更新日期：2015-03-01 00:00:00

abstract：:Signaling pathways activated by leptin in metabolically important organs have largely been studied only in animal and/or cell culture studies. In this study, we examined whether leptin has similar effects in human peripheral tissues in vivo, ex vivo, and in vitro and whether the response would be different in lean and...

journal_title：Diabetes

authors： Moon HS,Huh JY,Dincer F,Schneider BE,Hasselgren PO,Mantzoros CS

更新日期：2015-03-01 00:00:00

abstract：:WISP1 (Wnt1-inducible signaling pathway protein-1, also known as CCN4) is a member of the secreted extracellular matrix-associated proteins of the CCN family and a target gene of the Wingless-type (WNT) signaling pathway. Growing evidence links the WNT signaling pathway to the regulation of adipogenesis and low-grade ...

journal_title：Diabetes

authors： Murahovschi V,Pivovarova O,Ilkavets I,Dmitrieva RM,Döcke S,Keyhani-Nejad F,Gögebakan Ö,Osterhoff M,Kemper M,Hornemann S,Markova M,Klöting N,Stockmann M,Weickert MO,Lamounier-Zepter V,Neuhaus P,Konradi A,Dooley S,von L

更新日期：2015-03-01 00:00:00

abstract：:Diabetes is characterized by altered metabolism of key molecules and regulatory pathways. The phenotypic expression of diabetes and associated complications encompasses complex interactions between genetic, environmental, and tissue-specific factors that require an integrated understanding of perturbations in the netw...

journal_title：Diabetes

authors： Sas KM,Karnovsky A,Michailidis G,Pennathur S

更新日期：2015-03-01 00:00:00

abstract：:An epidemic of obesity and type 2 diabetes is linked with the increase in consumption of fructose-containing sugars, such as sucrose and high-fructose corn syrup. In mammalian cells, fructose is metabolized predominantly via phosphorylation to fructose-1 phosphate by ketohexokinase (KHK) or by alternative pathways. He...

journal_title：Diabetes

authors： Marek G,Pannu V,Shanmugham P,Pancione B,Mascia D,Crosson S,Ishimoto T,Sautin YY

更新日期：2015-02-01 00:00:00

abstract：:Sirtuin 1 (SIRT1), an NAD(+)-dependent protein deacetylase, regulates a host of target proteins, including peroxisome proliferator-activated receptor (PPAR)-γ coactivator-1α (PGC-1α), a transcriptional coregulator that binds to numerous transcription factors in response to deacetylation to promote mitochondrial biogen...

journal_title：Diabetes

authors： Khan SA,Sathyanarayan A,Mashek MT,Ong KT,Wollaston-Hayden EE,Mashek DG

更新日期：2015-02-01 00:00:00

abstract：:Defects in insulin production and signaling are suspected to share a key role in diabetes and Alzheimer disease (AD), two age-related pathologies. In this study, we investigated the interrelation between AD and diabetes using a high-fat diet (HFD) in a mouse model of genetically induced AD-like neuropathology (3xTg-AD...

journal_title：Diabetes

authors： Vandal M,White PJ,Tremblay C,St-Amour I,Chevrier G,Emond V,Lefrançois D,Virgili J,Planel E,Giguere Y,Marette A,Calon F

更新日期：2014-12-01 00:00:00

abstract：:Body weight is tightly regulated by food intake and energy dissipation, and obesity is related to decreased energy expenditure (EE). Herein, we show that nucleotide pyrophosphatase/phosphodiesterase 2 (ENPP2, autotaxin) is an adipose-derived, secreted enzyme that controls adipose expansion, brown adipose tissue (BAT) ...

journal_title：Diabetes

authors： Nishimura S,Nagasaki M,Okudaira S,Aoki J,Ohmori T,Ohkawa R,Nakamura K,Igarashi K,Yamashita H,Eto K,Uno K,Hayashi N,Kadowaki T,Komuro I,Yatomi Y,Nagai R

更新日期：2014-12-01 00:00:00

abstract：:Little is known about the molecular mechanisms underlying age-dependent deterioration in β-cell function. We now demonstrate that age-dependent impairment in insulin release, and thereby glucose homeostasis, is associated with subtle changes in Ca(2+) dynamics in mouse β-cells. We show that these changes are likely to...

journal_title：Diabetes

authors： Li L,Trifunovic A,Köhler M,Wang Y,Petrovic Berglund J,Illies C,Juntti-Berggren L,Larsson NG,Berggren PO

更新日期：2014-12-01 00:00:00

abstract：:GLP-1 and incretin mimetics, such as exenatide, have been shown to attenuate hepatocyte steatosis in vivo and in vitro, but the specific underlying mechanism is unclear. SIRT1, an NAD(+)-dependent protein deacetylase, has been considered as a crucial regulator in hepatic lipid homeostasis by accumulated studies. Here,...

journal_title：Diabetes

authors： Xu F,Li Z,Zheng X,Liu H,Liang H,Xu H,Chen Z,Zeng K,Weng J

更新日期：2014-11-01 00:00:00

abstract：:Using the hyperglycemic and euglycemic clamp, we demonstrated impaired β-cell function in obese youth with increasing dysglycemia. Herein we describe oral glucose tolerance test (OGTT)-modeled β-cell function and incretin effect in obese adolescents spanning the range of glucose tolerance. β-Cell function parameters w...

journal_title：Diabetes

authors： Michaliszyn SF,Mari A,Lee S,Bacha F,Tfayli H,Farchoukh L,Ferrannini E,Arslanian S

更新日期：2014-11-01 00:00:00

abstract：:Irs2-deficient mice develop type 2-like diabetes due to a reduction in β-cell mass and a failure of pancreatic islets to undergo compensatory hyperplasia in response to insulin resistance. In order to define the molecular mechanisms, we knocked down Irs2 gene expression in mouse MIN6 insulinoma cells. Insulin receptor...

journal_title：Diabetes

authors： Ren D,Sun J,Mao L,Ye H,Polonsky KS

更新日期：2014-10-01 00:00:00

abstract：:Mutations in several genes cause nonautoimmune diabetes, but numerous patients still have unclear genetic defects, hampering our understanding of the development of the disease and preventing pathogenesis-oriented treatment. We used whole-genome sequencing with linkage analysis to study a consanguineous family with ea...

journal_title：Diabetes

authors： Simaite D,Kofent J,Gong M,Rüschendorf F,Jia S,Arn P,Bentler K,Ellaway C,Kühnen P,Hoffmann GF,Blau N,Spagnoli FM,Hübner N,Raile K

更新日期：2014-10-01 00:00:00

abstract：:In pancreatic β-cells, closure of the ATP-sensitive K(+) (K(ATP)) channel is an initial process triggering glucose-stimulated insulin secretion. In addition, constitutive opening of background nonselective cation channels (NSCCs) is essentially required to effectively evoke depolarization as a consequence of K(ATP) ch...

journal_title：Diabetes

authors： Yosida M,Dezaki K,Uchida K,Kodera S,Lam NV,Ito K,Rita RS,Yamada H,Shimomura K,Ishikawa SE,Sugawara H,Kawakami M,Tominaga M,Yada T,Kakei M

更新日期：2014-10-01 00:00:00

abstract：:Type 2 diabetes (T2D) is hallmarked by insulin resistance, impaired insulin secretion, and increased hepatic glucose production. The worldwide increasing prevalence of T2D calls for efforts to understand its pathogenesis in order to improve disease prevention and management. Recent genome-wide association studies have...

journal_title：Diabetes

authors： Bantubungi K,Hannou SA,Caron-Houde S,Vallez E,Baron M,Lucas A,Bouchaert E,Paumelle R,Tailleux A,Staels B

更新日期：2014-10-01 00:00:00

abstract：:Hyperactivation of the mammalian target of rapamycin complex 1 (mTORC1) in β-cells is usually found as a consequence of increased metabolic load. Although it plays an essential role in β-cell compensatory mechanisms, mTORC1 negatively regulates autophagy. Using a mouse model with β-cell-specific deletion of Tsc2 (βTsc...

journal_title：Diabetes

authors： Bartolomé A,Kimura-Koyanagi M,Asahara S,Guillén C,Inoue H,Teruyama K,Shimizu S,Kanno A,García-Aguilar A,Koike M,Uchiyama Y,Benito M,Noda T,Kido Y

更新日期：2014-09-01 00:00:00

abstract：:Brown adipose tissue oxidizes chemical energy for heat generation and energy expenditure. Promoting brown-like transformation in white adipose tissue (WAT) is a promising strategy for combating obesity. Here, we find that targeted deletion of KH-type splicing regulatory protein (KSRP), an RNA-binding protein that regu...

journal_title：Diabetes

authors： Chou CF,Lin YY,Wang HK,Zhu X,Giovarelli M,Briata P,Gherzi R,Garvey WT,Chen CY

更新日期：2014-09-01 00:00:00