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：:We evaluated the production of antibodies against insulin in a genetically well-defined population. In the first study, 124 young patients with type I diabetes for longer than 6 mo were included. Anti-insulin antibodies were detected by polyethyleneglycol (PEG) precipitation after incubation of acidified, charcoal-str...

journal_title：Diabetes

authors： McEvoy RC,Witt ME,Ginsberg-Fellner F,Rubinstein P

更新日期：1986-06-01 00:00:00

abstract：:We have produced a monoclonal antibody 3A4 to the surface of islet cells by fusing spleen lymphocytes from nonobese diabetic (NOD) mice. To identify the molecular weight of specific target antigens reacting with 3A4, 125I-surface-labeled In-111 insulinoma cells were solubilized and extracts were absorbed with 3A4, and...

journal_title：Diabetes

authors： Hari J,Yokono K,Yonezawa K,Amano K,Yaso S,Shii K,Imamura Y,Baba S

更新日期：1986-05-01 00:00:00

abstract：:We recently reported that insulin inhibits basal and cortisone- and T3-stimulated GH secretion by GH3 rat pituitary tumor cells. The effects of purified semisynthetic human insulin were therefore tested on long-term GH secretion in normal pituitary cells. Primary monolayer cultures derived from male rat pituitaries we...

journal_title：Diabetes

authors： Yamashita S,Melmed S

更新日期：1986-04-01 00:00:00

abstract：:The rapid conversion of glucose to sorbitol by aldose reductase and the consequent hyperosmolarity of the cytoplasm has been shown to be the primary cause of the so-called "sugar" or "osmotic" cataract in many animal lenses. It is not as clear, however, that hyperosmolarity is the principal factor in the etiology of c...

journal_title：Diabetes

authors： Barnett PA,González RG,Chylack LT Jr,Cheng HM

更新日期：1986-04-01 00:00:00

abstract：:A monoclonal islet cell antibody, HISL-19, reactive with human, bovine, and porcine pancreatic islets has been used to identify and characterize a novel group of islet cell proteins (p120, p69, p67, and p56). Besides the islets, HISL-19-reactive antigenic determinants are also expressed on selected cell types, namely,...

journal_title：Diabetes

authors： Srikanta S,Krisch K,Eisenbarth GS

更新日期：1986-03-01 00:00:00

abstract：:Circulating insulin autoantibodies (INSAAb) were measured in discordant monozygotic twins, first-degree relatives, and other groups at "high risk" for the development of insulin-dependent diabetes mellitus (IDDM), and these results correlated with both islet cell antibody (ICAb) status and beta cell function. INSAAb w...

journal_title：Diabetes

authors： Srikanta S,Ricker AT,McCulloch DK,Soeldner JS,Eisenbarth GS,Palmer JP

更新日期：1986-02-01 00:00:00

abstract：:One hundred fifty-four selected patients with nonketotic diabetes diagnosed between the ages of 35 and 75 yr and treated with diet or oral hypoglycemic agents for at least 1 yr were investigated for parameters of glycemic control (weight loss, blood glucose, and glycosylated hemoglobin), islet cell function (fasting a...

journal_title：Diabetes

authors： Groop LC,Bottazzo GF,Doniach D

更新日期：1986-02-01 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：:Tolbutamide (1 g/kg body wt) was administered to male rats for 3 days to determine the effects of this pretreatment on subsequent insulin biosynthesis and compartmental storage characteristics of freshly isolated islets. Islets were isolated 16 h after the last tolbutamide administration, at a time when fed plasma glu...

journal_title：Diabetes

authors： Gold G,Pou J,Gishizky ML,Landahl HD,Grodsky GM

更新日期：1986-01-01 00:00:00

abstract：:The present study was performed to assess the potential relationship between the low T3 syndrome and hypothyroidism. Comparative studies were performed on the relative effects of diabetes and insulin on heparin-releasable adipose lipoprotein lipase (LPL) in the intact and hypothyroid rat. Hypothyroidism for 10 days (T...

journal_title：Diabetes

authors： Gavin LA,McMahon F,Moeller M

更新日期：1985-12-01 00:00:00

abstract：:Adult, male ICR Swiss mice are susceptible to the diabetogenic effects of the D-variant of encephalomyocarditis virus (EMC-D) in contrast to adult C3H/HeJ male mice, which are relatively resistant. To date, experimental evidence suggests that the immune system plays a role in the pathogenesis of this infection. We hav...

journal_title：Diabetes

authors： Gould CL,McMannama KG,Bigley NJ,Giron DJ

更新日期：1985-12-01 00:00:00

abstract：:We have attempted to define the nature of insulin secretory defect(s) in aged animals. In these studies, pancreatic islets were isolated from 2- and 18-mo-old Fischer 344 rats. Margination of secretion vesicles during exocytosis was assessed by measuring the recruitment of somatostatin (SRIF) receptors to the surface ...

journal_title：Diabetes

authors： Draznin B,Steinberg JP,Leitner JW,Sussman KE

更新日期：1985-11-01 00:00:00

abstract：:To explore metabolic changes associated with the sorbitol accumulation and myo-inositol depletion observed in glomeruli of rats with experimental diabetes, we examined total and ouabain-inhibited adenosine triphosphatase (ATPase) activity in glomeruli isolated from control and streptozocin (STZ)-diabetic rats. Glomeru...

journal_title：Diabetes

authors： Cohen MP,Dasmahapatra A,Shapiro E

更新日期：1985-11-01 00:00:00

abstract：:To evaluate the effects of gestational hyperglycemia on glucose metabolism and its regulation in the fasted rat during the early postnatal period, unrestrained rats were continuously infused with glucose during the last week of pregnancy. Control rats were infused with distilled water. Newborns were studied during the...

journal_title：Diabetes

authors： Nurjhan N,Ktorza A,Ferre P,Girard JR,Picon L

更新日期：1985-10-01 00:00:00

abstract：:A significant increase in CO2 production, reflecting carbohydrate oxidation and/or fat synthesis, is observed in normal subjects after the ingestion of glucose. The anatomic site(s) of this CO2 production has not yet been localized, although liver and muscle are logical considerations. To assess the contribution of sk...

journal_title：Diabetes

authors： Meistas MT,Vlachokosta FV,Gleason RE,Arcangeli M,Aoki TT

更新日期：1985-10-01 00:00:00

abstract：:The reduction in blood glucose in non-insulin-dependent diabetes mellitus (NIDDM) brought about by the use of phenobarbital (PB), a hepatic microsomal enzyme inducer, suggests an improvement in insulin sensitivity. The effect of PB on insulin-mediated glucose metabolism was hence investigated using the euglycemic clam...

journal_title：Diabetes

authors： Lahtela JT,Arranto AJ,Sotaniemi EA

更新日期：1985-09-01 00:00:00

abstract：:Long-term insulin secretion was investigated in seven biohybrid capillary devices seeded with canine islets. Approximately 50,000 islets could be isolated from a single canine pancreas using collagenase digestion in conjunction with the recently described Velcro technique. Devices were perfused with tissue culture med...

journal_title：Diabetes

authors： Araki Y,Solomon BA,Basile RM,Chick WL

更新日期：1985-09-01 00:00:00

abstract：:Plasma and urine fibrinopeptide-A (FPA) levels were investigated in type I and II diabetic patients. Plasma FPA and 24-h urinary excretion of FPA were significantly elevated in diabetic patients compared with normal volunteers, indicating augmented thrombin activity in diabetes. Plasma and urine FPA did not differ bet...

journal_title：Diabetes

authors： Jones RL

更新日期：1985-09-01 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：:A major goal of the study was to assess the methodologies available for the quantification of retinal lesions suitable for application in trials of metabolic management. We describe the methods used for grading stereoscopic color fundus photographs. Overall retinopathy severity level for each eye ranging from normal (...

journal_title：Diabetes

authors： Davis MD,Hubbard LD,Trautman J,Klein R

更新日期：1985-08-01 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：:Tissue sensitivity to insulin was studied using the euglycemic insulin clamp technique (delta plasma insulin above basal 90 microU/ml) in eight patients with type I diabetes mellitus (IDDM) before and after 4-8 mo of continuous subcutaneous insulin infusion (CSII) and in 36 age-matched control subjects. Institution of...

journal_title：Diabetes

authors： Simonson DC,Tamborlane WV,Sherwin RS,Smith JD,DeFronzo RA

更新日期：1985-08-01 00:00:00

abstract：:Monolayer cultures of islet B-cells were established from neonatal rat pancreas. Serum-free media conditioned by these cultures for 72 h were concentrated and fractionated on Sephadex G-50 at acid pH into a high-molecular-weight pool containing binding protein for insulin-like growth factors (IGFs) and a low-molecular...

journal_title：Diabetes

authors： Romanus JA,Rabinovitch A,Rechler MM

更新日期：1985-07-01 00:00:00

abstract：:Nonhuman primate models of gestational diabetes have produced fetopathies most similar to those of the human infant of the mother with gestational diabetes (IGDM). Fetal hyperglycemia, hyperinsulinemia, macrosomia, selective organomegaly, intrauterine death, and placental hyperplasia are hallmarks of the fetopathy of ...

journal_title：Diabetes

authors： Susa JB,Schwartz R

更新日期：1985-06-01 00:00:00

abstract：:Neonatal rats injected with streptozocin (STZ, 100 mg/kg) at birth exhibited an acute diabetes followed by a spontaneous remission. We have previously shown that this recovery from neonatal diabetes is due to B-cell regeneration and reaccumulation of pancreatic insulin stores starting from 3 to 5 days after birth. The...

journal_title：Diabetes

authors： Portha B,Kergoat M

更新日期：1985-06-01 00:00:00

abstract：:The hormonal responses to low-level exercise in pregnancy have been studied in 13 insulin-requiring diabetic patients and 42 control subjects. We found no significant changes in plasma glucose, epinephrine, glucagon, or FFA with this level of exercise in the study group and control subjects; but plasma norepinephrine ...

journal_title：Diabetes

authors： Artal R,Wiswell R,Romem Y

更新日期：1985-06-01 00:00:00

abstract：:We have biochemically treated (periodate, borohydride, neuraminidase, organic solvents) frozen sections of human pancreas and studied the reactivity of islet-cell-antibody-positive human sera and monoclonal antibodies. The autoantigen of pancreatic sections has the properties of sialic acid containing glycolipid. ...

journal_title：Diabetes

authors： Nayak RC,Omar MA,Rabizadeh A,Srikanta S,Eisenbarth GS

更新日期：1985-06-01 00:00:00

abstract：:Vitamin E content and biosynthesis of 12-hydroxyeicosatetraenoic acid (12-HETE) have been measured in platelets from type I diabetic subjects and age- and sex-matched, nondiabetic control subjects. Platelets from diabetic subjects synthesized significantly greater quantities of 12-HETE than did platelets from control ...

journal_title：Diabetes

authors： Karpen CW,Cataland S,O'Dorisio TM,Panganamala RV

更新日期：1985-06-01 00:00:00

abstract：:A polymorphic region 5' to the human insulin gene has been associated with diabetes in earlier studies. This polymorphic region is composed of tandem repeats that fall into 3 general size classes, designated class 1 (600 base pairs), class 2 (1300 base pairs), and class 3 (2500 base pairs). Frequencies of these classe...

journal_title：Diabetes

authors： Elbein S,Rotwein P,Permutt MA,Bell GI,Sanz N,Karam JH

更新日期：1985-05-01 00:00:00

abstract：:Treatment of isolated, perifused rat islets with exogenous PLA2 in amounts ranging from 1 to 1000 mU/ml caused a dose-dependent increase in the rate of insulin secretion. This effect of PLA2 was rapid and seen in the absence of added exogenous fuel. It differed from glucose-induced insulin release in temporal pattern:...

journal_title：Diabetes

authors： Zawalich W,Zawalich K

更新日期：1985-05-01 00:00:00

abstract：:The experiments reported here investigate the effects of two conditions of elevated lactogen activity on the threshold of glucose stimulation of insulin secretion and suprathreshold, glucose-stimulated insulin secretion in the isolated, perfused rat pancreas. In both the tumor-bearing animals and pregnant animals, the...

journal_title：Diabetes

authors： Sorenson RL,Parsons JA

更新日期：1985-04-01 00:00:00

abstract：:Increased glomerular filtration rate and kidney size early in the course of experimental and human diabetes may be important in the pathogenesis of diabetic nephropathy. Factors causing these renal functional changes are unknown. The isolated, perfused rat kidney (IPRK) was used to study the effects of elevated glucos...

journal_title：Diabetes

authors： Kasiske BL,O'Donnell MP,Keane WF

更新日期：1985-04-01 00:00:00

abstract：:These studies of a rat model for non-insulin-dependent diabetes mellitus (NIDDM) were performed to determine whether hyperglycemia occurs when capacity to synthesize insulin is exceeded. The neonatal streptozocin (STZ)-treated rat has acute hyperglycemia with marked destruction of pancreatic beta-cells, followed by gr...

journal_title：Diabetes

authors： Giddings SJ,Orland MJ,Weir GC,Bonner-Weir S,Permutt MA

更新日期：1985-03-01 00:00:00

abstract：:RIN-m cells, cultured from a rat insulinoma, not only bind and secrete but also degrade insulin (Diabetes 1982; 31:521-31). The insulin-degrading activity resides in the cytosol and is similar to the insulin-specific proteases previously described in muscle and other tissues. It has an apparent Km of 0.15 microM for p...

journal_title：Diabetes

authors： Bhathena SJ,Timmers KI,Oie HK,Voyles NR,Recant L

更新日期：1985-02-01 00:00:00

abstract：:Dynamic aspects of whole body alanine and glycine metabolism have been explored in insulin-dependent (type I) diabetic subjects. Using a primed, continuous intravenous (i.v.) infusion of [2H3]alanine and [15N]glycine given simultaneously with [1-13C]leucine, whole body alanine and glycine fluxes and their rates of de ...

journal_title：Diabetes

authors： Robert JJ,Beaufrere B,Koziet J,Desjeux JF,Bier DM,Young VR,Lestradet H

更新日期：1985-01-01 00:00:00

abstract：:We report on a 26-yr-old patient with an 11-yr history of insulin-dependent diabetes mellitus who exhibited insulin resistance with a requirement of up to 15,000 U of intravenous (i.v.) insulin/day. Attempts to diminish her insulin requirement by administration of sulfated insulin or Trasylol were unsuccessful, with t...

journal_title：Diabetes

authors： Blazar BR,Whitley CB,Kitabchi AE,Tsai MY,Santiago J,White N,Stentz FB,Brown DM

更新日期：1984-12-01 00:00:00

abstract：:The transplantation of human fetal pancreas has been suggested as a means of treatment of insulin-dependent diabetes in man. We have obtained human fetal pancreata during the second trimester of pregnancy and transplanted 1-mm3 explants subcutaneously (s.c.) into both diabetic and nondiabetic nude mice, some of the ti...

journal_title：Diabetes

authors： Tuch BE,Ng AB,Jones A,Turtle JR

更新日期：1984-12-01 00:00:00

abstract：:To ascertain whether the dawn phenomenon occurs in nondiabetic individuals and, if so, whether it is due to an increase in glucose production or a decrease in glucose utilization, we determined plasma concentrations of glucose, insulin, C-peptide, and counterregulatory hormones, as well as rates of glucose production,...

journal_title：Diabetes

authors： Bolli GB,De Feo P,De Cosmo S,Perriello G,Ventura MM,Calcinaro F,Lolli C,Campbell P,Brunetti P,Gerich JE

更新日期：1984-12-01 00:00:00

abstract：:Exposure of the isolated, glucose-perfused rat heart to buffer containing 0.4 mM tolbutamide resulted in significant changes in both energy metabolism and myocardial contractility. In the nondiabetic, tolbutamide mediated only small increases in mechanical function at low atrial filling pressure, but this effect incre...

journal_title：Diabetes

authors： Tan BH,Wilson GL,Schaffer SW

更新日期：1984-12-01 00:00:00