Minimal effects of phorbol esters on glucose transport and insulin sensitivity of rat skeletal muscle.

abstract：OBJECTIVE:To examine the prospective association between objectively measured time spent sedentary and insulin resistance and whether this association is independent of moderate- and vigorous-intensity physical activity (MVPA) and other relevant confounders. RESEARCH DESIGN AND METHODS:This was a population-based stud...

journal_title：Diabetes

authors： Helmerhorst HJ,Wijndaele K,Brage S,Wareham NJ,Ekelund U

更新日期：2009-08-01 00:00:00

abstract：:Current evidence suggests that reactive oxygen species (ROS) may participate in the destruction of pancreatic beta-cells leading to type 1 diabetes. Genetic factors pre-disposing individual susceptibility to type 1 diabetes might therefore include those affecting the efficacy of ROS metabolism. In a direct in vivo tes...

journal_title：Diabetes

authors： Kubisch HM,Wang J,Bray TM,Phillips JP

更新日期：1997-10-01 00:00:00

abstract：:We have shown previously that palmitate treatment of C2C12 skeletal muscle myotubes causes inhibition of the protein kinase B (PKB) pathway and hence reduces insulin-stimulated glycogen synthesis through the elevation of intracellular ceramide levels. Ceramide is known to activate both atypical protein kinase C (aPKC)...

journal_title：Diabetes

authors： Cazzolli R,Carpenter L,Biden TJ,Schmitz-Peiffer C

更新日期：2001-10-01 00:00:00

abstract：:Although type 1 diabetes (T1D) is primarily perceived as a T cell-driven autoimmune disease, islet autoantibodies are the best currently available biomarker for autoimmunity and disease risk. These antibodies are produced by autoreactive B cells, the activation of which is largely dependent on the function of CD4+CXCR...

journal_title：Diabetes

authors： Viisanen T,Ihantola EL,Näntö-Salonen K,Hyöty H,Nurminen N,Selvenius J,Juutilainen A,Moilanen L,Pihlajamäki J,Veijola R,Toppari J,Knip M,Ilonen J,Kinnunen T

更新日期：2017-02-01 00:00:00

abstract：:The changes of the microvasculature of rat pancreas transplants during acute rejection were investigated and quantitatively analyzed. The vessels in pancreas transplants increased in caliber and decreased in density during acute rejection. These changes were marked in the exocrine pancreas, especially in central zones...

journal_title：Diabetes

authors： Nakai I,Aikawa I,Oka T

更新日期：1989-01-01 00:00:00

abstract：:The adipocyte hormone adiponectin is negatively correlated with obesity and insulin resistance and may exert an important antidiabetes function. In this study, primary human skeletal muscle cells were cocultured with human fat cells or incubated with adipocyte-conditioned medium in the presence or absence of the globu...

journal_title：Diabetes

authors： Dietze-Schroeder D,Sell H,Uhlig M,Koenen M,Eckel J

更新日期：2005-07-01 00:00:00

abstract：:In type 1 diabetes, a lifelong autoimmune disease, T cells infiltrate the islets and the exocrine pancreas in high numbers. CD8+ T cells are the main cell type found in the insulitic lesion, and CD8+ T cells reactive against beta cell antigens have been detected in the periphery and in the pancreas of subjects with sh...

journal_title：Diabetes

authors： Rodriguez-Calvo T,Krogvold L,Amirian N,Dahl-Jørgensen K,von Herrath M

更新日期：2021-01-07 00:00:00

abstract：:In 112 obese compared with 42 lean children, we found that serum leptin is elevated early in the evolution of childhood-onset obesity (28.4 +/- 1.4 vs. 4.5 +/- 0.4 ng/ml in lean children, P < 0.0001) and correlates with adiposity. Obese children also had higher serum leptin normalized to fat mass. Despite high serum l...

journal_title：Diabetes

authors： Lahlou N,Landais P,De Boissieu D,Bougnères PF

更新日期：1997-06-01 00:00:00

abstract：:Genetics, epigenetics, and environment may together affect the susceptibility for type 2 diabetes (T2D). Our aim was to dissect molecular mechanisms underlying T2D using genome-wide expression and DNA methylation data in adipose tissue from monozygotic twin pairs discordant for T2D and independent case-control cohorts...

journal_title：Diabetes

authors： Nilsson E,Jansson PA,Perfilyev A,Volkov P,Pedersen M,Svensson MK,Poulsen P,Ribel-Madsen R,Pedersen NL,Almgren P,Fadista J,Rönn T,Klarlund Pedersen B,Scheele C,Vaag A,Ling C

更新日期：2014-09-01 00:00:00

abstract：:Obesity is associated with an increase in the fractional contribution of gluconeogenesis (GNG) to glucose production. We tested if this was related to the altered protein metabolism in obesity. GNG(PEP) (via phosphoenol pyruvate [PEP]) was measured after a 17-h fast using the deuterated water method and 2H nuclear mag...

journal_title：Diabetes

authors： Chevalier S,Burgess SC,Malloy CR,Gougeon R,Marliss EB,Morais JA

更新日期：2006-03-01 00:00:00

abstract：:Expression of GLUTs in rat peripheral nerve was first studied at the mRNA level with Northern transfer analysis with cDNAs specific for GLUT1, GLUT2, GLUT3, and GLUT4. GLUT1 mRNA was the only GLUT mRNA detectable in rat sciatic nerve. In situ hybridization localized this mRNA to the perineurium and to some endo- and e...

journal_title：Diabetes

authors： Muona P,Sollberg S,Peltonen J,Uitto J

更新日期：1992-12-01 00:00:00

abstract：:Congenital malformations occur more frequently in the offspring of diabetic mothers. These in vivo and in vitro studies investigate the potential adverse effects of hyperglycemia on kidney development in the rat. Female rats were made hyperglycemic throughout gestation with a single injection of streptozotocin (STZ) o...

journal_title：Diabetes

authors： Amri K,Freund N,Vilar J,Merlet-Bénichou C,Lelièvre-Pégorier M

更新日期：1999-11-01 00:00:00

abstract：:This study examines whether the loss of metabolic control in initially normalized islet transplants can result from the inadequate composition of the donor tissue. Streptozotocin-induced diabetic rats were followed for 64 weeks after the intraportal injection of islet isografts with different composition. The implanta...

journal_title：Diabetes

authors： Keymeulen B,Korbutt G,De Paepe M,Gorus F,Klöppel G,Pipeleers DG

更新日期：1996-12-01 00:00:00

abstract：:Widely held theories of the pathogenesis of obesity-associated NIDDM have implicated apparently incompatible events as seminal: 1) insulin resistance in muscle, 2) abnormal secretion of insulin, and 3) increases in intra-abdominal fat. Altered circulating or tissue lipids are characteristic features of obesity and NID...

journal_title：Diabetes

authors： Prentki M,Corkey BE

更新日期：1996-03-01 00:00:00

abstract：OBJECTIVE:In humans, it is unclear if insulin resistance at the monocyte level is associated with atherosclerosis in vivo. Here we have studied first-degree relatives of patients with type 2 diabetes to investigate whether a reduction in components of the insulin signal transduction pathways, such as the insulin recept...

journal_title：Diabetes

authors： Cardellini M,Menghini R,Luzi A,Davato F,Cardolini I,D'Alfonso R,Gentileschi P,Rizza S,Marini MA,Porzio O,Lauro D,Sbraccia P,Lauro R,Federici M

更新日期：2011-12-01 00:00:00

abstract：OBJECTIVE:Recent studies identified accumulation of reactive oxygen species (ROS) as a common pathway causing insulin resistance. However, whether and how the reduction of ROS levels improves insulin resistance remains to be elucidated. The present study was designed to define this mechanism. RESEARCH DESIGN AND METHO...

journal_title：Diabetes

authors： Kumashiro N,Tamura Y,Uchida T,Ogihara T,Fujitani Y,Hirose T,Mochizuki H,Kawamori R,Watada H

更新日期：2008-08-01 00:00:00

abstract：:The T-type Ca2+ channel is an important determinant of electrical activity and of Ca2+ influx in rat and human pancreatic beta-cells. We have identified and sequenced a cDNA encoding a T-type Ca2+ channel alpha1-subunit derived from INS-1, the rat insulin-secreting cell line. The sequence of the cDNA indicates a prote...

journal_title：Diabetes

authors： Zhuang H,Bhattacharjee A,Hu F,Zhang M,Goswami T,Wang L,Wu S,Berggren PO,Li M

更新日期：2000-01-01 00:00:00

abstract：:Indoleamine 2,3 dioxygenase-1 (IDO1) is a powerful immunoregulatory enzyme that is deficient in patients with type 1 diabetes (T1D). In this study, we present the first systematic evaluation of IDO1 expression and localization in human pancreatic tissue. Although IDO1 was constitutively expressed in β-cells from donor...

journal_title：Diabetes

authors： Anquetil F,Mondanelli G,Gonzalez N,Rodriguez Calvo T,Zapardiel Gonzalo J,Krogvold L,Dahl-Jørgensen K,Van den Eynde B,Orabona C,Grohmann U,von Herrath MG

更新日期：2018-09-01 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：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：:Cardiac failure is a major cause of death in patients with type 2 diabetes, but the molecular mechanism that links diabetes to heart failure remains unclear. Insulin resistance is a hallmark of type 2 diabetes, and insulin receptor substrates 1 and 2 (IRS1 and IRS2) are the major insulin-signaling components regulatin...

journal_title：Diabetes

authors： Qi Y,Xu Z,Zhu Q,Thomas C,Kumar R,Feng H,Dostal DE,White MF,Baker KM,Guo S

更新日期：2013-11-01 00:00:00

abstract：:The insulin resistance syndrome is characterized by several risk factors for cardiovascular disease. Chronic chemical activation of AMP-activated protein kinase by the adenosine analog 5-aminoimidazole-4-carboxamide-1-beta -D-ribofuranoside (AICAR) has been shown to augment insulin action, upregulate mitochondrial enz...

journal_title：Diabetes

authors： Buhl ES,Jessen N,Pold R,Ledet T,Flyvbjerg A,Pedersen SB,Pedersen O,Schmitz O,Lund S

更新日期：2002-07-01 00:00:00

abstract：:AS160 is a newly described substrate for the protein kinase Akt that links insulin signaling and GLUT4 trafficking. In this study, we determined the expression of and in vivo insulin action on AS160 in human skeletal muscle. In addition, we compared the effect of physiological hyperinsulinemia on AS160 phosphorylation...

journal_title：Diabetes

authors： Karlsson HK,Zierath JR,Kane S,Krook A,Lienhard GE,Wallberg-Henriksson H

更新日期：2005-06-01 00:00:00

abstract：:Insulin-secreting β-cells are heterogeneous in their regulation of hormone release. While long known, recent technological advances and new markers have allowed the identification of novel subpopulations, improving our understanding of the molecular basis for heterogeneity. This includes specific subpopulations with d...

journal_title：Diabetes

authors： Benninger RKP,Hodson DJ

更新日期：2018-04-01 00:00:00

abstract：:The monoclonal antibodies 2H4 (anti-CD45RA) and UCHL1 (anti-CD45RO) were used to subdivide the CD4 and CD8 T-cell subsets into naive and memory cells. The peripheral blood lymphocytes of 34 patients with recent-onset IDDM, 21 patients with long-standing IDDM, and healthy control subjects of similar age and sex were an...

journal_title：Diabetes

authors： Smerdon RA,Peakman M,Hussain MJ,Alviggi L,Watkins PJ,Leslie RD,Vergani D

更新日期：1993-01-01 00:00:00

abstract：:Activation of the receptor for advanced glycation end products (RAGE) reportedly triggers a variety of proinflammatory responses. However, our previous work revealed that RAGE-binding AGEs free of endotoxin were incapable of inducing vascular cell adhesion molecule-1 (VCAM-1) or tumor necrosis factor-alpha (TNF-alpha)...

journal_title：Diabetes

authors： Valencia JV,Mone M,Zhang J,Weetall M,Buxton FP,Hughes TE

更新日期：2004-03-01 00:00:00

abstract：:A role for glucose in the control of feeding has been proposed, but its precise physiological importance is unknown. Here, we evaluated feeding behavior in glut2-null mice, which express a transgenic glucose transporter in their beta-cells to rescue insulin secretion (ripglut1;glut2-/- mice). We showed that in the abs...

journal_title：Diabetes

authors： Bady I,Marty N,Dallaporta M,Emery M,Gyger J,Tarussio D,Foretz M,Thorens B

更新日期：2006-04-01 00:00:00

abstract：:Growth medium containing serum from young diabetic subjects caused a significant stimulation both of cell proliferation and of the outgrowth in cultures of rabbit aortic medial cells above that noted with normal human sera. The addition to the sera of guinea-pig human growth hormones antibody caused a marked inhibitio...

journal_title：Diabetes

authors： Ledet T

更新日期：1977-08-01 00:00:00

abstract：:We investigated the mechanism of heterogeneous nuclear ribonucleoprotein F (hnRNP F) renoprotective action in a type 2 diabetes (T2D) mouse model (db/db). Immortalized rat renal proximal tubular cells (IRPTCs) and kidneys from humans with T2D were also studied. The db/db mice developed hyperglycemia, oxidative stress,...

journal_title：Diabetes

authors： Lo CS,Shi Y,Chenier I,Ghosh A,Wu CH,Cailhier JF,Ethier J,Lattouf JB,Filep JG,Ingelfinger JR,Zhang SL,Chan JSD

更新日期：2017-07-01 00:00:00

abstract：:Inactivation of the β-cell transcription factor NEUROD1 causes diabetes in mice and humans. In this study, we uncovered novel functions of NEUROD1 during murine islet cell development and during the differentiation of human embryonic stem cells (HESCs) into insulin-producing cells. In mice, we determined that Neurod1 ...

journal_title：Diabetes

authors： Romer AI,Singer RA,Sui L,Egli D,Sussel L

更新日期：2019-12-01 00:00:00