Biochemical basis of the antidiabetic activity of oleanolic acid and related pentacyclic triterpenes.

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：:Many common genetic polymorphisms are associated with glycemic traits and type 2 diabetes (T2D), but knowledge about genetic determinants of glycemic traits in pregnancy is limited. We tested genetic variants known to be associated with glycemic traits and T2D in the general population for associations with glycemic t...

journal_title：Diabetes

authors： Powe CE,Nodzenski M,Talbot O,Allard C,Briggs C,Leya MV,Perron P,Bouchard L,Florez JC,Scholtens DM,Lowe WL Jr,Hivert MF

更新日期：2018-12-01 00:00:00

abstract：:The contribution of dietary amino acids and endogenous hyperinsulinemia to prandial protein anabolism still has not been established. To this end, leucine estimates ([1-14C]leucine infusion, plasma alpha-ketoisocaproic acid [KIC] specific activity [SA] as precursor pool SA) of whole-body protein kinetics and fractiona...

journal_title：Diabetes

authors： Volpi E,Lucidi P,Cruciani G,Monacchia F,Reboldi G,Brunetti P,Bolli GB,De Feo P

更新日期：1996-09-01 00:00:00

abstract：:Myocardial dysfunction, perfusion abnormalities, and the extent to which these abnormalities may be reversed by C-peptide administration was assessed in type 1 diabetic patients. Eight patients were studied before and during a 0.84-mg/kg dipyridamole administration using a randomized double-blind crossover protocol wi...

journal_title：Diabetes

authors： Hansen A,Johansson BL,Wahren J,von Bibra H

更新日期：2002-10-01 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

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：:Circulating branched-chain amino acids (BCAAs) associate with insulin resistance and type 2 diabetes. 3-Hydroxyisobutyrate (3-HIB) is a catabolic intermediate of the BCAA valine. In this study, we show that in a cohort of 4,942 men and women, circulating 3-HIB is elevated according to levels of hyperglycemia and estab...

journal_title：Diabetes

authors： Nilsen MS,Jersin RÅ,Ulvik A,Madsen A,McCann A,Svensson PA,Svensson MK,Nedrebø BG,Gudbrandsen OA,Tell GS,Kahn CR,Ueland PM,Mellgren G,Dankel SN

更新日期：2020-09-01 00:00:00

abstract：:In type 2 diabetes, impaired insulin-induced Akt/endothelial nitric oxide synthase (eNOS) signaling may decrease the vascular relaxation response. Previously, we reported that this response was negatively regulated by G protein-coupled receptor kinase 2 (GRK2). In this study, we investigated whether/how in aortas from...

journal_title：Diabetes

authors： Taguchi K,Matsumoto T,Kamata K,Kobayashi T

更新日期：2012-08-01 00:00:00

abstract：:Data based on the prospective study of Job et al. are reanalyzed while initial number of microaneurysms and duration of patient follow-up are controlled. The reported statistical difference in the rate of microaneurysm increase between the single- and the multiple-daily-injection groups may be due to a difference in a...

journal_title：Diabetes

authors： Ashikaga T,Borodic G,Sims EA

更新日期：1978-05-01 00:00:00

abstract：:Near-normal glucose tolerance tests in diabetic dogs were obtained during basal rate insulin infusions in restrained animals by use of extracorporeal infusion pumps and in conscious, unrestrained animals by means of implanted infusion pumps. Even better regulation of blood glucose in diabetic animals was obtained by t...

journal_title：Diabetes

authors： Blackshear PJ,Rohde TD,Grotting JC,Dorman FD,Perkins PR,Varco RL,Buchwald H

更新日期：1979-07-01 00:00:00

abstract：:The anionic charge on the surface of the erythrocyte and the erythrocyte membrane content of sialic acid and acid glycosaminoglycans (GAGs) were evaluated in insulin-dependent diabetic patients who had albumin excretion rates less than 300 mg/24 h. In these subjects a statistically significant reduction of erythrocyte...

journal_title：Diabetes

authors： Gambaro G,Baggio B,Cicerello E,Mastrosimone S,Marzaro G,Borsatti A,Crepaldi G

更新日期：1988-06-01 00:00:00

abstract：:Cultured bovine retinal capillary pericytes (BRP) were used to investigate the effect of an aldose reductase inhibitor, tolrestat, and an inhibitor of advanced glycation end products (AGE) formation, aminoguanidine, on glucose toxicity. Glucose at high concentration reduced the replicative activity of pericytes in a d...

journal_title：Diabetes

authors： Chibber R,Molinatti PA,Wong JS,Mirlees D,Kohner EM

更新日期：1994-06-01 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：:Insulin stimulation of adipose and muscle cells results in the translocation of GLUT4 from an intracellular location to the plasma membrane; this translocation is defective in insulin resistance. Studies have suggested an important role for synaptobrevin and syntaxin homologues in this event, particularly the v-solubl...

journal_title：Diabetes

authors： Maier VH,Melvin DR,Lister CA,Chapman H,Gould GW,Murphy GJ

更新日期：2000-04-01 00:00:00

abstract：:Because skeletal muscle plays a major role in glucose disposal, it may be the primary site of insulin resistance in non-insulin-dependent diabetes mellitus (NIDDM). Rates of glycogen synthesis (GS), glucose utilization via glycolysis, glycolytic utilization (GU), and glucose transport (GT) were studied in epitrochlear...

journal_title：Diabetes

authors： Karl IE,Gavin JR 3rd,Levy J

更新日期：1990-09-01 00:00:00

abstract：:The aim of this study was to test the hypothesis that plasma leptin concentrations contributed to the pathophysiology of NIDDM by decreasing both insulin-mediated glucose disposal and glucose-stimulated insulin secretion. The study was performed in 60 women with normal oral glucose tolerance. Differences in insulin-me...

journal_title：Diabetes

authors： Carantoni M,Abbasi F,Azhar S,Chen YD,Klebanov M,Wang PW,Warmerdam F,Reaven GM

更新日期：1998-02-01 00:00:00

abstract：:Obesity is a strong risk factor for the development of type 2 diabetes. We have previously reported that in adipose tissue of obese (ob/ob) mice, the expression of adipogenic genes is decreased. When made genetically obese, the BTBR mouse strain is diabetes susceptible and the C57BL/6J (B6) strain is diabetes resistan...

journal_title：Diabetes

authors： Lan H,Rabaglia ME,Stoehr JP,Nadler ST,Schueler KL,Zou F,Yandell BS,Attie AD

更新日期：2003-03-01 00:00:00

abstract：:Infection of autoimmune New Zealand mice with the D variant of encephalomyocarditis (EMC) virus results in beta-cell damage and clinical diabetes. The induction of diabetes in parental NZB and NZW strains was independent of sex. However, the susceptibility to virus-induced diabetes in their F1 offspring was sex depend...

journal_title：Diabetes

authors： Yoon JW,Melez KA,Smathers PA,Archer JA,Steinberg AD

更新日期：1983-08-01 00:00:00

abstract：:Arterial baroreflexes may regulate resistance vessels supplying glucose to skeletal muscle by modulating efferent sympathetic nervous system activity. We hypothesized that selective manipulation of baroreflex activity through electrical carotid sinus stimulation influences insulin sensitivity by changing muscular gluc...

journal_title：Diabetes

authors： May M,Ahrens J,Menne J,Haller H,Beige J,Eckert S,Jordan J,Engeli S

更新日期：2014-08-01 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：:The incretin hormones, glucagon-like peptide 1 and pituitary adenylyl cyclase-activating polypeptide, are proposed to activate a maitotoxin (MTX)-sensitive, Ca2+-dependent nonselective cation current in pancreatic beta-cells and insulinoma cells. This MTX-sensitive current is present in human beta-cells as well as in ...

journal_title：Diabetes

authors： Leech CA,Habener JF

更新日期：1998-07-01 00:00:00

abstract：:The IgG from a patient (Italy 2 [I2]) with hypoglycemia, due to autoantibodies to the insulin receptor, was purified on protein A Sepharose into two fractions that were tested in various human tissues and cells. The IgG fraction that bound protein A (absorbed IgG [IgGa]) nearly completely inhibited the binding of 125I...

journal_title：Diabetes

authors： Sesti G,Marini MA,Montemurro A,Condorelli L,Borboni P,Haring HU,Ullrich A,Goldfine ID,De Pirro R,Lauro R

更新日期：1992-01-01 00:00:00

abstract：:In view of reports that accessory pathways of glucose oxidation are enhanced in the diabetic state, we have determined the levels of key enzymes of the glucuronate-xylulose cycle in the livers of diabetic mice and rats. Genetically diabetic mice (db/db) were found to have increased levels of two NADP-linked enzymes of...

journal_title：Diabetes

authors： Tulsiani DR,Touster O

更新日期：1979-09-01 00:00:00

abstract：:To clarify the relationship between variations in beta-cell mass and pancreatic function, we investigated the possibility to analyze, quantify, and sort beta-cell subpopulations with different functional maturity. To this aim, we tested the reliability of the sialylated form of neural cell adhesion molecule (NCAM) (PS...

journal_title：Diabetes

authors： Bernard-Kargar C,Kassis N,Berthault MF,Pralong W,Ktorza A

更新日期：2001-02-01 00:00:00

abstract：:The molecular and cellular level reaches of the metabolic dysregulations that characterize diabetes are yet to be fully discovered. As mechanisms underlying management of reactive oxygen species (ROS) gain interest as crucial factors in cell integrity, questions arise about the role of redox cues in the regulation and...

journal_title：Diabetes

authors： Rabbani PS,Soares MA,Hameedi SG,Kadle RL,Mubasher A,Kowzun M,Ceradini DJ

更新日期：2019-01-01 00:00:00

abstract：:C57BL/6 (B6) mice develop glucose intolerance with age, whereas C3H/He (C3H) mice do not. In this study, we examined whether this differential glucose homeostasis was associated with differences of proteolytic activation of pancreatic prohormones. Radioimmunoassays showed comparable levels of fasting plasma insulin be...

journal_title：Diabetes

authors： Schmidt G,Sirois F,Anini Y,Kauri LM,Gyamera-Acheampong C,Fleck E,Scott FW,Chrétien M,Mbikay M

更新日期：2006-02-01 00:00:00

abstract：:The NOD/Lt mouse, a widely used model of human autoimmune IDDM, was used to establish the mode of beta-cell death responsible for the development of IDDM. Apoptotic cells were present within the islets of Langerhans in hematoxylin and eosin-stained sections of pancreases harvested from 3- to 18-week-old female NOD/Lt ...

journal_title：Diabetes

authors： O'Brien BA,Harmon BV,Cameron DP,Allan DJ

更新日期：1997-05-01 00:00:00

abstract：:Because high D-glucose significantly stimulates endothelial cell death, we examined the molecular mechanisms of high D-glucose-induced endothelial apoptosis. Treatment of human aortic endothelial cells with high D-glucose (25 mmol/l), but not mannitol and L-glucose, resulted in a significant decrease in cell number an...

journal_title：Diabetes

authors： Nakagami H,Morishita R,Yamamoto K,Yoshimura SI,Taniyama Y,Aoki M,Matsubara H,Kim S,Kaneda Y,Ogihara T

更新日期：2001-06-01 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：:The endocrine and exocrine pancreas have been studied separately by endocrinologists and gastroenterologists as two organ systems. The pancreatic islet, consisting of 1-2% mass of the whole pancreas, has long been believed to be regulated independently from the surrounding exocrine tissues. Particularly, islet blood f...

journal_title：Diabetes

authors： Dybala MP,Gebien LR,Reyna ME,Yu Y,Hara M

更新日期：2020-12-01 00:00:00