Beta-cell insensitivity to glucose in the GK rat, a spontaneous nonobese model for type II diabetes.

abstract：:To determine the role of prolactin in increasing junctional communication among islet beta-cells, we studied dye coupling in pancreatic islets exposed to elevated levels of prolactin in vivo and in vitro. Islets were isolated from rats immediately after lactation or from rats bearing mammosomatotropic tumors (MtTW15),...

journal_title：Diabetes

authors： Michaels RL,Sorenson RL,Parsons JA,Sheridan JD

更新日期：1987-10-01 00:00:00

abstract：:Longitudinal electron-microscopic and morphometric studies of autonomic nerves containing predominantly parasympathetic fibers were undertaken in the spontaneously diabetic BB rat. Unmyelinated fibers of the diabetic vagus nerve and myelinated fibers of the penile nerve showed increased numbers of axonal glycogenosome...

journal_title：Diabetes

authors： Yagihashi S,Sima AA

更新日期：1986-07-01 00:00:00

abstract：:The expression of nephropathy in type 2 diabetes has several levels of abnormalities. To define the primary abnormalities of diabetic nephropathy, we conducted an autopsy study of 186 consecutive patients with type 2 diabetes to determine correlations among the aldose reductase gene, renal histopathologies, extracellu...

journal_title：Diabetes

authors： Zhao HL,Tong PC,Lai FM,Tomlinson B,Chan JC

更新日期：2004-11-01 00:00:00

abstract：:The association of type 1 diabetes with the insulin gene (IDDM2 locus) has been mapped to a short haplotype encompassing two single nucleotide polymorphisms (SNPs) in perfect linkage disequilibrium (r(2) = 1) with each other and with the two allele classes at the variable number of tandem repeats (VNTR) polymorphism u...

journal_title：Diabetes

authors： Marchand L,Polychronakos C

更新日期：2007-03-01 00:00:00

abstract：:Impaired effectiveness of glucose to suppress endogenous glucose production (EGP) is an important cause of worsening hyperglycemia in type 2 diabetes. Elevated free fatty acids (FFAs) may impair glucose effectiveness via several mechanisms, including rapid changes in metabolic fluxes and/or more gradual changes in gen...

journal_title：Diabetes

authors： Kishore P,Tonelli J,Koppaka S,Fratila C,Bose A,Lee DE,Reddy K,Hawkins M

更新日期：2006-06-01 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 development of autoimmune diabetes in NOD mice results from selective destruction of beta-cells by a T-cell-dependent autoimmune process. However, the mechanisms that control the generation of beta-cell cytotoxic T-cells in vivo are poorly understood. We recently established 8.3-T-cell receptor (TCR)-beta transgen...

journal_title：Diabetes

authors： Jun HS,Santamaria P,Lim HW,Zhang ML,Yoon JW

更新日期：1999-01-01 00:00:00

abstract：:Determinants of proliferative diabetic retinopathy (PDR) that occur during the 2nd decade of insulin-dependent diabetes mellitus (IDDM) (early-onset PDR) were investigated in a nested case-control study. From an inception cohort of patients with juvenile-onset IDDM that now has 15-21 yr diabetes duration, the patients...

journal_title：Diabetes

authors： Krolewski AS,Barzilay J,Warram JH,Martin BC,Pfeifer M,Rand LI

更新日期：1992-04-01 00:00:00

abstract：:Bone morphogenetic proteins (BMPs) are a group of signaling molecules that belong to the TGF-β superfamily. Initially discovered for their ability to induce bone formation, BMPs are known to play a diverse and critical array of biological roles. We here focus on recent evidence showing that BMP4 is an important regula...

journal_title：Diabetes

authors： Baboota RK,Blüher M,Smith U

更新日期：2021-02-01 00:00:00

abstract：:Recent studies using mouse models suggest that interaction between the gut microbiome and IL-17/IL-22-producing cells plays a role in the development of metabolic diseases. We investigated this relationship in humans using data from the prediabetes study of the Integrated Human Microbiome Project (iHMP). Specifically,...

journal_title：Diabetes

authors： Zhou X,Johnson JS,Spakowicz D,Zhou W,Zhou Y,Sodergren E,Snyder M,Weinstock GM

更新日期：2020-08-01 00:00:00

abstract：:To define the mechanisms involved in the evolution of diabetes in the Zucker diabetic fatty (ZDF) rat, beta-cell mass and replication rates were determined by immunochemistry, point-counting morphometry, and 6-h 5-bromo-2'-deoxyuridine (BrdU) incorporation. The beta-cell mass in 5- to 7-week-old prediabetic ZDF rats (...

journal_title：Diabetes

authors： Pick A,Clark J,Kubstrup C,Levisetti M,Pugh W,Bonner-Weir S,Polonsky KS

更新日期：1998-03-01 00:00:00

abstract：:Based on studies of both man and rat, it is proposed that at least three distinct syndromes of hypertriglyceridemia occur as the result of abnormalities of carbohydrate metabolism. We believe that these syndromes are the predictable results of the changes in plasma insulin and/or free fatty acid (FFA) concentration th...

journal_title：Diabetes

authors： Reaven GM,Greenfield MS

更新日期：1981-01-01 00:00:00

abstract：OBJECTIVE:Sarco-endoplasmic reticulum Ca(2+)-ATPase 2b (SERCA2b) and SERCA3 pump Ca(2+) in the endoplasmic reticulum (ER) of pancreatic β-cells. We studied their role in the control of the free ER Ca(2+) concentration ([Ca(2+)](ER)) and the role of SERCA3 in the control of insulin secretion and ER stress. RESEARCH DES...

journal_title：Diabetes

authors： Ravier MA,Daro D,Roma LP,Jonas JC,Cheng-Xue R,Schuit FC,Gilon P

更新日期：2011-10-01 00:00:00

abstract：OBJECTIVE:Recent work has shown that insulin stimulates its own secretion in insulin-sensitive humans, suggesting that insulin resistance in the β-cell could cause β-cell dysfunction. We have tested whether insulin exposure and insulin sensitivity modulate β-cell function in subjects with normal glucose tolerance (NGT)...

journal_title：Diabetes

authors： Mari A,Tura A,Natali A,Anderwald C,Balkau B,Lalic N,Walker M,Ferrannini E,RISC Investigators.

更新日期：2011-12-01 00:00:00

abstract：:Extensive investigations of the solubility and fluorescence of collagen fibers in diabetes have revealed that there are significant changes in their physical properties. These changes are associated with increased cross-link formation. We used X-ray diffraction to study these changes in human extensor tendons at a mol...

journal_title：Diabetes

authors： James VJ,Delbridge L,McLennan SV,Yue DK

更新日期：1991-03-01 00:00:00

abstract：:Hyperglycemia-triggered vascular abnormalities are the most serious complications of diabetes mellitus (DM). The major cause of vascular dysfunction in DM is endothelial injury and dysfunction associated with the reduced number and dysfunction of endothelial progenitor cells (EPCs). A major challenge is to identify ke...

journal_title：Diabetes

authors： Yao Y,Li Y,Song Q,Hu C,Xie W,Xu C,Chen Q,Wang QK

更新日期：2019-08-01 00:00:00

abstract：:Rosiglitazone is an insulin-sensitizing agent that has recently been shown to exert beneficial effects on atherosclerosis. In addition to peroxisome proliferator-activated receptor (PPAR)-gamma, rosiglitazone can affect other targets, such as directly inhibiting recombinant long-chain acyl-CoA synthetase (ACSL)-4 acti...

journal_title：Diabetes

authors： Askari B,Kanter JE,Sherrid AM,Golej DL,Bender AT,Liu J,Hsueh WA,Beavo JA,Coleman RA,Bornfeldt KE

更新日期：2007-04-01 00:00:00

abstract：:Insulin resistance is an underappreciated facet of type 1 diabetes that occurs with remarkable consistency and considerable magnitude. Although therapeutic innovations are continuing to normalize dysglycemia, a sizable body of data suggests a second metabolic abnormality-iatrogenic hyperinsulinemia-principally drives ...

journal_title：Diabetes

authors： Gregory JM,Cherrington AD,Moore DJ

更新日期：2020-05-01 00:00:00

abstract：:On its own, glucose is a major factor for proliferation of pancreatic beta-cells and is also an essential prerequisite for IGF-I and growth hormone-induced growth of these cells. p8 was originally identified as an emergency gene product upregulated in pancreatic acinar cells in response to acute pancreatitis. p8 was f...

journal_title：Diabetes

authors： Päth G,Opel A,Knoll A,Seufert J

更新日期：2004-02-01 00:00:00

abstract：:Insulin sensitivity, glucose effectiveness, and endogenous glucose production (EGP) during stable-labeled, frequently sampled insulin-modified intravenous glucose tolerance test (FSIGT) were evaluated by a single-and two-compartment minimal model combined with nonparametric deconvolution in eleven nonobese Japanese ty...

journal_title：Diabetes

authors： Nagasaka S,Tokuyama K,Kusaka I,Hayashi H,Rokkaku K,Nakamura T,Kawakami A,Higashiyama M,Ishikawa S,Saito T

更新日期：1999-05-01 00:00:00

abstract：OBJECTIVE:Leptin released from adipocytes plays a key role in the control of food intake, energy balance, and glucose homeostasis. In addition to its central action, leptin directly affects pancreatic beta-cells, inhibiting insulin secretion, and, thus, modulating glucose homeostasis. However, despite the importance of...

journal_title：Diabetes

authors： Tudurí E,Marroquí L,Soriano S,Ropero AB,Batista TM,Piquer S,López-Boado MA,Carneiro EM,Gomis R,Nadal A,Quesada I

更新日期：2009-07-01 00:00:00

abstract：:A key pathophysiologic role for activated T-cells in mediating adipose inflammation and insulin resistance (IR) has been recently postulated. However, mechanisms underlying their activation are poorly understood. In this study, we demonstrated a previously unrecognized homeostatic role for the costimulatory B7 molecul...

journal_title：Diabetes

authors： Zhong J,Rao X,Braunstein Z,Taylor A,Narula V,Hazey J,Mikami D,Needleman B,Rutsky J,Sun Q,Deiuliis JA,Satoskar AR,Rajagopalan S

更新日期：2014-04-01 00:00:00

abstract：:Several recent reports claim the generation of insulin-producing cells from embryonic stem cells via the differentiation of progenitors that express nestin. Here, we investigate further the properties of these insulin-containing cells. We find that although differentiated cells contain immunoreactive insulin, they do ...

journal_title：Diabetes

authors： Hansson M,Tonning A,Frandsen U,Petri A,Rajagopal J,Englund MC,Heller RS,Håkansson J,Fleckner J,Sköld HN,Melton D,Semb H,Serup P

更新日期：2004-10-01 00:00:00

abstract：:A new murine model of porcine islet-like cell cluster (ICC) xenograft rejection, avoiding interference of unspecific inflammation, was introduced and used to investigate rejection mechanisms. Athymic (nu/nu) mice were transplanted with syngeneic, allogeneic, or xenogeneic islets under the kidney capsule. After the ori...

journal_title：Diabetes

authors： Schmidt P,Krook H,Maeda A,Korsgren O,Benda B

更新日期：2003-05-01 00:00:00

abstract：:The clearing of monoclonal and polyclonal and anti-insulin antibodies from homogeneous solutions at 100,000 X g was used to estimate the size of soluble insulin-antibody complexes at physiologic concentrations. Monoclonal antibodies cleared as a uniform population of 6.6 S independent of the insulin concentration. Pol...

journal_title：Diabetes

authors： Petersen KG,Storch MJ,Rother K,Licht T,Kerp L

更新日期：1985-08-01 00:00:00

abstract：:Compartmentalization of kinases and phosphatases is a key determinant in the specificity of second messenger-mediated signaling events. Localization of the cAMP-dependent protein kinase (PKA) and other signaling enzymes is mediated by interaction with A-kinase anchoring proteins (AKAPs). This study focused on recent a...

journal_title：Diabetes

authors： Alto N,Carlisle Michel JJ,Dodge KL,Langeberg LK,Scott JD

更新日期：2002-12-01 00:00:00

abstract：:We have recently demonstrated that the exposure to hyperglycemia in utero impairs nephrogenesis in rat fetuses (Amri K et al., Diabetes 48:2240-2245, 1999). Diabetic pregnancy is commonly associated with alterations in the IGF system in fetal tissues. It has also been shown that both IGF-I and IGF-II are produced with...

journal_title：Diabetes

authors： Amri K,Freund N,Duong Van Huyen JP,Merlet-Bénichou C,Lelièvre-Pégorier M

更新日期：2001-05-01 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：:The IGF system is increasingly implicated in the development of cardiovascular disease. The effects of circulating IGFs on the vasculature are largely modulated by IGFBPs, which control their access to cell-surface IGF receptors. IGFBP-1 has been proposed as the acute regulator of IGF bioavailability because of its me...

journal_title：Diabetes

authors： Heald AH,Siddals KW,Fraser W,Taylor W,Kaushal K,Morris J,Young RJ,White A,Gibson JM

更新日期：2002-08-01 00:00:00

abstract：:The large Maf family of basic leucine-zipper-containing transcription factors are known regulators of key developmental and functional processes in various cell types, including pancreatic islets. Here, we demonstrate that within the adult pancreas, MafB is only expressed in islet alpha-cells and contributes to cell t...

journal_title：Diabetes

authors： Artner I,Le Lay J,Hang Y,Elghazi L,Schisler JC,Henderson E,Sosa-Pineda B,Stein R

更新日期：2006-02-01 00:00:00