Effects of single and repeated blood withdrawals on circulating mononuclear cells in BB rats. Failure to prevent diabetes despite acute changes in counts.

abstract：:This cross-sectional study evaluated the relationship between 1) functional and structural measurements of neurodegeneration in the initial stages of diabetic retinopathy (DR) and 2) the presence of neurodegeneration and early microvascular impairment. We analyzed baseline data of 449 patients with type 2 diabetes enr...

journal_title：Diabetes

authors： Santos AR,Ribeiro L,Bandello F,Lattanzio R,Egan C,Frydkjaer-Olsen U,García-Arumí J,Gibson J,Grauslund J,Harding SP,Lang GE,Massin P,Midena E,Scanlon P,Aldington SJ,Simão S,Schwartz C,Ponsati B,Porta M,Costa MÂ,Her

更新日期：2017-09-01 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：:We examined the hypothesis that imprinted genes may affect the propensity to type 2 diabetes and obesity in Pima Indians. Multipoint variance component methods were used to assess linkage of BMI (kg/m(2)) and age-adjusted diabetes to loci derived from either father (LOD(FA)) or mother (LOD(MO)) in a genome-wide scan. ...

journal_title：Diabetes

authors： Lindsay RS,Kobes S,Knowler WC,Bennett PH,Hanson RL

更新日期：2001-12-01 00:00:00

abstract：:The sulfonylurea receptor (SUR) is the important regulatory subunit of ATP-sensitive K+ channels. It is an ATP-binding cassette protein comprising 17 transmembrane helices. SUR is endowed with binding sites for channel blockers like the antidiabetic sulfonylurea glibenclamide and for the chemically very heterogeneous ...

journal_title：Diabetes

authors： Hambrock A,Kayar T,Stumpp D,Osswald H

更新日期：2004-12-01 00:00:00

abstract：:Kinetic studies were carried out on liver glycogen synthase and phosphorylase isolated from genetically diabetic db/db mice. Glycogen synthase a and b enzymes from diabetic mice had Vmax values 30% and 20% lower, respectively, than the enzymes from normal mice. Glycogen synthase b from diabetic mice also had a 30% low...

journal_title：Diabetes

authors： Roesler WJ,Khandelwal RL

更新日期：1986-02-01 00:00:00

abstract：:The possible role of endothelial dysfunction in early stages of uncomplicated diabetes mellitus was investigated in porcine aortic endothelial cells. Prolonged exposure to various D-glucose concentrations resulted in concentration-dependent amplification of agonist-induced Ca2+ mobilization, whereas L-glucose and D-ma...

journal_title：Diabetes

authors： Graier WF,Wascher TC,Lackner L,Toplak H,Krejs GJ,Kukovetz WR

更新日期：1993-10-01 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：:Inadequate beta-cell function is an essential component of all forms of diabetes. The most obvious problem is a failure to maintain sufficient beta-cell mass and function to cope with whatever insulin resistance is present. The most striking functional defect is a loss of acute glucose-induced insulin secretion (GIIS)...

journal_title：Diabetes

authors： Weir GC,Laybutt DR,Kaneto H,Bonner-Weir S,Sharma A

更新日期：2001-02-01 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：:Islets of Langerhans are micro-organs scattered throughout the pancreas that contain insulin-producing cells, called beta-cells. Although new light has been recently shed on beta-cell development, information on the phenotype and location of beta-stem cells remains scarce. Here, we provide evidence that beta-stem cell...

journal_title：Diabetes

authors： Duvillié B,Attali M,Aiello V,Quemeneur E,Scharfmann R

更新日期：2003-08-01 00:00:00

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：:Type 1 diabetes (T1D) remains a major health problem worldwide, with a steadily rising incidence yet no cure. Phosphoinositide 3-kinase-γ (PI3Kγ), a member of a family of lipid kinases expressed primarily in leukocytes, has been the subject of substantial research for its role in inflammatory diseases. However, the ro...

journal_title：Diabetes

authors： Azzi J,Moore RF,Elyaman W,Mounayar M,El Haddad N,Yang S,Jurewicz M,Takakura A,Petrelli A,Fiorina P,Ruckle T,Abdi R

更新日期：2012-06-01 00:00:00

abstract：:Recently, missense mutations upstream of preproinsulin's signal peptide (SP) cleavage site were reported to cause mutant INS gene-induced diabetes of youth (MIDY). Our objective was to understand the molecular pathogenesis using metabolic labeling and assays of proinsulin export and insulin and C-peptide production to...

journal_title：Diabetes

authors： Liu M,Lara-Lemus R,Shan SO,Wright J,Haataja L,Barbetti F,Guo H,Larkin D,Arvan P

更新日期：2012-04-01 00:00:00

abstract：:To clarify the relationship between abnormality of sorbitol and/or myo-inositol metabolism caused by hyperglycemia and diabetic macroangiopathy, we investigated the effects of high glucose concentrations and epalrestat, an aldose reductase inhibitor, on the metabolism of sorbitol and myo-inositol in cultured rabbit ao...

journal_title：Diabetes

authors： Sakakibara F,Hotta N,Koh N,Sakamoto N

更新日期：1993-11-01 00:00:00

abstract：:Amylin, a 37-amino acid peptide hormone co-secreted with insulin, potently governs the rate of gastric emptying. Hypoglycemia, in the absence of agents such as amylin, is reported to accelerate gastric emptying. We asked whether hypoglycemia had a similar action on gastric emptying in the presence of amylin. In prelim...

journal_title：Diabetes

authors： Gedulin BR,Young AA

更新日期：1998-01-01 00:00:00

abstract：:Fasting hyperglycemia occurs when an excessive rate of endogenous glucose production (EGP) is not accompanied by an adequate compensatory increase in the rate of glucose disappearance (Rd). The situation following food ingestion is more complex as the amount of glucose that reaches the circulation for disposal is a fu...

journal_title：Diabetes

authors： Rizza RA,Toffolo G,Cobelli C

更新日期：2016-05-01 00:00:00

abstract：:Adiponectin is an adipose tissue-specific protein with insulin-sensitizing and antiatherogenic properties. Therefore, the adiponectin gene is a promising candidate gene for type 2 diabetes. We investigated the single nucleotide polymorphisms (SNPs) +45T/G and +276G/T of the adiponectin gene as predictors for the conve...

journal_title：Diabetes

authors： Zacharova J,Chiasson JL,Laakso M,STOP-NIDDM Study Group.

更新日期：2005-03-01 00:00:00

abstract：OBJECTIVE:The ATP-binding cassette transporter A1 (ABCA1) R230C variant is associated with low HDL cholesterol levels, obesity, and the metabolic syndrome in Mexican-Mestizos. Because a pivotal role for ABCA1 in pancreatic beta-cell function was recently observed in the mouse model, we assessed the association of this ...

journal_title：Diabetes

authors： Villarreal-Molina MT,Flores-Dorantes MT,Arellano-Campos O,Villalobos-Comparan M,Rodríguez-Cruz M,Miliar-García A,Huertas-Vazquez A,Menjivar M,Romero-Hidalgo S,Wacher NH,Tusie-Luna MT,Cruz M,Aguilar-Salinas CA,Canizales-Quintero

更新日期：2008-02-01 00:00:00

abstract：:Increased proinsulin secretion, which characterizes type 2 diabetes and insulin resistance, may be due to an intrinsic, primitive defect in proinsulin processing or be secondary to increased demand on β-cells (hyperinsulinemia secondary to insulin resistance). An alternative way to investigate the relation between rel...

journal_title：Diabetes

authors： Mezza T,Ferraro PM,Sun VA,Moffa S,Cefalo CMA,Quero G,Cinti F,Sorice GP,Pontecorvi A,Folli F,Mari A,Alfieri S,Giaccari A

更新日期：2018-11-01 00:00:00

abstract：:Hypoxia-inducible factor (HIF)-1 mediates hypoxia- and chronic kidney disease-induced fibrotic events. Here, we assessed whether HIF-1 blockade attenuates the manifestations of diabetic nephropathy in a type 1 diabetic animal model, OVE26. YC-1 [3-(5'-hydroxymethyl-2'-furyl)-1-benzyl indazole], an HIF-1 inhibitor, red...

journal_title：Diabetes

authors： Nayak BK,Shanmugasundaram K,Friedrichs WE,Cavaglierii RC,Patel M,Barnes J,Block K

更新日期：2016-05-01 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：:Two previously described pedigrees with familial hyperproinsulinemia have elevated proinsulin conversion intermediates resulting from amino acid substitutions in the proinsulin molecule. In contrast, a third family with elevated levels of an apparently normal proinsulin molecule may have a defect in the converting pro...

journal_title：Diabetes

authors： Elbein SC,Gruppuso P,Schwartz R,Skolnick M,Permutt MA

更新日期：1985-08-01 00:00:00

abstract：:Previous studies have indicated that individuals with type 2 diabetes have an increased resting metabolic rate (RMR) but decreased insulin-induced thermogenesis (IIT) compared with those with normal glucose tolerance (NGT). When and by which mechanisms these abnormalities occur during the development of diabetes remai...

journal_title：Diabetes

authors： Weyer C,Bogardus C,Pratley RE

更新日期：1999-08-01 00:00:00

abstract：:An A-to-G transition in the mitochondrial tRNALeu(UUR) gene at base pair 3243 has been shown to be associated with the maternally transmitted clinical phenotype of NIDDM and sensorineural hearing loss in white and Japanese pedigrees. We have detected this mutation in 25 of 50 tested members of five white French pedigr...

journal_title：Diabetes

authors： Velho G,Byrne MM,Clément K,Sturis J,Pueyo ME,Blanché H,Vionnet N,Fiet J,Passa P,Robert JJ,Polonsky KS,Froguel P

更新日期：1996-04-01 00:00:00

abstract：:Nonalcoholic fatty liver disease is associated with hepatic insulin resistance and may result primarily from increased hepatic de novo lipogenesis (PRIM) or secondarily from adipose tissue lipolysis (SEC). We studied mice with hepatocyte- or adipocyte-specific SREBP-1c overexpression as models of PRIM and SEC. PRIM mi...

journal_title：Diabetes

authors： Jelenik T,Kaul K,Séquaris G,Flögel U,Phielix E,Kotzka J,Knebel B,Fahlbusch P,Hörbelt T,Lehr S,Reinbeck AL,Müller-Wieland D,Esposito I,Shulman GI,Szendroedi J,Roden M

更新日期：2017-08-01 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：:Beta,beta'-methyl-substituted hexadecanedioic acid (MEDICA 16) consists of a nonmetabolizable long-chain fatty acid designed to probe the effect exerted by fatty acids on insulin sensitivity. The effect of MEDICA 16 was evaluated in insulin-resistant Zucker (fa/fa) rats in terms of liver, muscle, and adipose tissue re...

journal_title：Diabetes

authors： Mayorek N,Kalderon B,Itach E,Bar-Tana J

更新日期：1997-12-01 00:00:00

abstract：:Glucose stimulates insulin secretion by generating triggering and amplifying signals in beta-cells. The triggering pathway is well characterized. It involves the following sequence of events: entry of glucose by facilitated diffusion, metabolism of glucose by oxidative glycolysis, rise in the ATP-to-ADP ratio, closure...

journal_title：Diabetes

authors： Henquin JC

更新日期：2000-11-01 00:00:00

abstract：:Studies from several laboratories suggest that oxidized LDL may play an important role in atherogenesis. Our group previously showed that treatment of aortic endothelial cells with low levels of MM-LDL caused increased expression of MCP-1, M-CSF, tissue factor, and a monocyte-binding protein. In these studies MM-LDL w...

journal_title：Diabetes

authors： Berliner JA,Territo M,Navab M,Andalibi A,Parhami F,Liao F,Kim J,Estworthy S,Lusis AJ,Fogelman AM

更新日期：1992-10-01 00:00:00

abstract：:Increased hepatic gluconeogenesis maintains glycemia during fasting and has been considered responsible for elevated hepatic glucose output in type 2 diabetes. Glucose derived periportally via gluconeogenesis is partially taken up perivenously in perfused liver but not in adult rats whose mothers were protein-restrict...

journal_title：Diabetes

authors： Murphy HC,Regan G,Bogdarina IG,Clark AJ,Iles RA,Cohen RD,Hitman GA,Berry CL,Coade Z,Petry CJ,Burns SP

更新日期：2003-06-01 00:00:00