abstract：:External ATP is believed to initiate and propagate Ca(2+) signals co-ordinating the insulin release pulses within and among the different islets in the pancreas. The possibility that islet endothelial cells participate in this process was evaluated by comparing the effects on [Ca(2+)](i) of purinoceptor activation in ...

journal_title：Endocrine

authors： Hellman B,Jansson L,Dansk H,Grapengiesser E

更新日期：2007-08-01 00:00:00

abstract：:We have shown that gonadotrophs synthesize and secrete immunoreactive calcitonin (CT)-like peptide, and CT is a potent inhibitor of prolactin (PRL) secretion and gene transcription. CT cDNA cloned from LssT2 cells (pit-CT cDNA) exhibits 99% homology with mouse CT cDNA sequence, but exhibits four mismatches in the codi...

journal_title：Endocrine

authors： Kulkarni-Paranjape T,Shah GV

更新日期：2007-06-01 00:00:00

abstract：OBJECTIVE:A promising radiopharmaceutical (99m)Tc-HYNIC-TOC ((99m)Tc-HYNIC-Octreotide) can be applied for somatostatin receptor scintigraphy with the potential to replace Indium-111 labeled somatostatin analogus. Here we evaluate whether orbital (99m)Tc-HYNIC-TOC scintigraphy can be used as a Graves' ophthalmopathy (GO...

journal_title：Endocrine

authors： Sun H,Jiang XF,Wang S,Chen HY,Sun J,Li PY,Ning G,Zhao YJ

更新日期：2007-06-01 00:00:00

abstract：OBJECTIVE:In order to study the association of G241R polymorphism of ICAM-1 gene with an earlier onset of Graves' disease (GD) and the susceptibility of K469E polymorphism to Graves' ophthalmopathy (GO) in Chinese population. STUDY DESIGN:A case-control and replication study was performed in 212 GD patients and 204 he...

journal_title：Endocrine

authors： Wang S,Sun H,Chen HY,Zhao ZF,Yang Y,Zhao YJ,Cui B,Ning G

更新日期：2007-04-01 00:00:00

abstract：:Thyrotrophin induces proliferation and function in thyroid cells acting through a seven transmembrane G protein-coupled receptor. The proliferative pathways induced by thyrotropin (TSH) in thyrocytes in vivo are not completely understood yet. The aim of this work is to evaluate if Ras can be induced by TSH in rat thyr...

journal_title：Endocrine

authors： Leal AL,Pantaleão TU,Moreira DG,Marassi MP,Pereira VS,Rosenthal D,Corrêa da Costa VM

更新日期：2007-04-01 00:00:00

abstract：:Previous evidence supports the view that insulin, as well as insulin like growth factor-1 (IGF-1) provides neurotropic support for neurons in the central nervous system (CNS) and peripheral nervous system (PNS). In the present study we evaluated the effects of the intravenous infusion of IGF-1 on both necrosis and apo...

journal_title：Endocrine

authors： Rizk NN,Myatt-Jones J,Rafols J,Dunbar JC

更新日期：2007-02-01 00:00:00

abstract：:Retinol binding protein 4 (RBP4) is a novel adipocyte-secreted protein that contributes to systemic insulin resistance. Experiments in mice suggest that elevated RBP4 causes insulin resistance. In the present study, we determined serum RBP4 concentration and evaluated its association with insulin resistance in women w...

journal_title：Endocrine

authors： Weiping L,Qingfeng C,Shikun M,Xiurong L,Hua Q,Xiaoshu B,Suhua Z,Qifu L

更新日期：2006-12-01 00:00:00

abstract：:The present study was designed to determine whether an association exists between HPA activity and cytokine production in major depression (MD). In 9 patients with MD and 11 control subjects of both sexes, all drug-free, activity of the HPA axis was evaluated by circadian rhythm of plasma cortisol, 24-h free urinary c...

journal_title：Endocrine

authors： Humphreys D,Schlesinger L,Lopez M,Araya AV

更新日期：2006-12-01 00:00:00

abstract：:The present study in female rats determined the effects of experimental hyperthyroidsm on hemorheological parameters and fibrinogen concentration. To induce experimental hyperthyroidism L-thyroxine (0.4 mg/100 g fodder) was added to the fodder of the experimental group rats for 20 d. After experimental duration, T3, T...

journal_title：Endocrine

authors： Ozdemir S,Yücel R,Dariyerli N,Toplan S,Akyolcu MC,Yigit G,Hatemi H

更新日期：2006-10-01 00:00:00

abstract：:Polycystic ovary syndrome (PCOS) is significantly affected by environmental regulators impacting on genetic predisposition. Lifestyle changes can significantly modulate the phenotype of this disease. Diet, exercise, smoking, stress, and other factors adversely affect reproductive outcomes in PCOS. These influences can...

journal_title：Endocrine

authors： Norman RJ,Homan G,Moran L,Noakes M

更新日期：2006-08-01 00:00:00

abstract：:Diabetes mellitus is complicated with the development of cardiac contractile dysfunction and electrical instability, which contributes to high morbidity and mortality in diabetic patients. This study examined the possible roles of enhanced endothelin-1 (ET-1) on diabetes-induced alterations in ventricular myocyte elec...

journal_title：Endocrine

authors： Ding Y,Zou R,Judd RL,Zhong J

更新日期：2006-08-01 00:00:00

abstract：:Overproduction of proinflammatory factors is associated with obesity and diabetes. Interleukin (IL)-18 as a member of IL-1 cytokine family is increased in obese, in diabetic, and even in polycystic ovary syndrome (PCOS) patients. In the present study we evaluated the association of serum IL-18 levels with insulin resi...

journal_title：Endocrine

authors： Zhang YF,Yang YS,Hong J,Gu WQ,Shen CF,Xu M,Du PF,Li XY,Ning G

更新日期：2006-06-01 00:00:00

abstract：:This study tested the hypothesis that aromatization of testosterone to estradiol is necessary for sexual differentiation of the sheep brain. Pregnant ewes (n = 10) were treated with the aromatase inhibitor 1,4,6- androstatriene-3,17-dione (ATD) during the period of gestation when the sheep brain is maximally sensitive...

journal_title：Endocrine

authors： Roselli CE,Schrunk JM,Stadelman HL,Resko JA,Stormshak F

更新日期：2006-06-01 00:00:00

abstract：:Increasing evidence suggests that inflammatory response may be a critical component of different brain pathologies. However, the role played by this reaction is not fully understood. The present findings suggest that neuroinflammtory mediators such as cytokines may be involved in a number of key steps in the pathologi...

journal_title：Endocrine

authors： Członkowska A,Ciesielska A,Gromadzka G,Kurkowska-Jastrzebska I

更新日期：2006-04-01 00:00:00

abstract：:Hypoxia is a common neonatal stress that induces insulin resistance and a decrease in body weight gain. Dexamethasone is often used to treat neonatal cardiopulmonary disease, and also leads to insulin resistance and a decrease in body weight gain. The current study addressed the hypothesis that serum concentrations of...

journal_title：Endocrine

authors： Raff H,Bruder ED

更新日期：2006-04-01 00:00:00

abstract：:Aging can be defined as a progressive decline in the ability of the organism to resist stress, damage, and disease. Although there are currently over 300 theories to explain the aging phenomenon, it is still not well understood why organisms age and why the aging process can vary so much in speed and quality from indi...

journal_title：Endocrine

authors： Frisard M,Ravussin E

更新日期：2006-02-01 00:00:00

abstract：:In the human and non-human primate the major secretory product of the uterine glandular epithelial cells is glycodelin. The expression of glycodelin is associated with elevated progesterone levels as its production peaks during the late luteal phase of the menstrual cycle and in early pregnancy. Consistent with our pr...

journal_title：Endocrine

authors： Jaffe RC,Ferguson-Gottschall SD,Fazleabas AT

更新日期：2006-02-01 00:00:00

abstract：:This article provides an overview of the increasing number of observations indicating that excitatory amino acids are involved in the control of prolactin secretion. The information available suggests that these amino acids exert a stimulatory action on hypophysial prolactin. Administration of a glutamate receptor ago...

journal_title：Endocrine

authors： Nagy GM,Bodnár I,Bánky Z,Halász B

更新日期：2005-12-01 00:00:00

abstract：:Concentrations of immunoreactive (ir-) inhibin in circulation, amniotic fluid, and testes of embryos and newly hatched ducks were determined from d 21 of incubation to d 1 of age. Plasma concentrations of FSH and LH were also determined by chicken radioimmunoassay (RIA) systems. In addition, gene expression and cellul...

journal_title：Endocrine

authors： Yang P,Medan MS,Arai KY,Jin W,Watanabe G,Taya K

更新日期：2005-11-01 00:00:00

abstract：:Many new techniques are rapidly being developed and applied to the study of normal and neoplastic pituitary. DNA microarrays are a uniquely efficient method for simultaneously assessing the expression levels of thousands of genes, identifying disease subphenotypes, and predicting disease progression. This article revi...

journal_title：Endocrine

authors： Qian X,Scheithauer BW,Kovacs K,Lloyd RV

更新日期：2005-10-01 00:00:00

abstract：:The objectives of this study were to analyse the results of surgical treatment of multinodular goiter (MG) in a population with under 30 yr of age; (2) to determine the incidence and evolution of related thyroid carcinomas; and (3) to evaluate the rate of relapse. Eighty-one patients operated for MG and under 30 yr of...

journal_title：Endocrine

authors： Ríos A,Rodríguez JM,Galindo PJ,Montoya MJ,Canteras M,Parrilla P

更新日期：2005-08-01 00:00:00

abstract：:Parkinson's disease (PD) is the second most common neurodegenerative disorder after Alzheimer's disease. It is characterized by a progressive loss of dopamine in the substantia nigra and striatum. However, over 70% of dopaminergic neuronal death occurs before the first symptoms appear, which makes either early diagnos...

journal_title：Endocrine

authors： Mayo JC,Sainz RM,Tan DX,Antolín I,Rodríguez C,Reiter RJ

更新日期：2005-07-01 00:00:00

abstract：:Environmental toxicants are thought to play a role in several estrogen-dependent diseases including breast cancer and endometriosis. Toxicant-induced increased aromatase activity, an enzyme complex that catalyzes the final rate-limiting step in the conversion of androgens to estrogens, has been reported in assays usin...

journal_title：Endocrine

authors： Holloway AC,Stys KA,Foster WG

更新日期：2005-06-01 00:00:00

abstract：:Follicle-stimulating hormone (FSH) is a key stimulant for the development of the ovarian follicle, while luteinizing hormone (LH) plays a major role in triggering ovulation and luteinization. Both FSH and LH are glycoprotein hormones that share the same alpha subunit but bind to specific seven transmembrane-domain G c...

journal_title：Endocrine

authors： Friedmann S,Dantes A,Amsterdam A

更新日期：2005-04-01 00:00:00

abstract：:Chronic stress can have a deleterious effect on the re-productive axis that, for females, is manifested in an increased incidence of infertility. However, gonadal steroids may, in turn, affect a female's response to stress as measured by activity within the limbic-hypothalamic-pituitary-adrenal (LHPA) axis. What is no...

journal_title：Endocrine

authors： Wilson ME,Legendre A,Pazol K,Fisher J,Chikazawa K

更新日期：2005-03-01 00:00:00

abstract：:Aging could be due to the accumulation of oxidative damage. On the other hand, growth hormone (GH) and estrogen deficiency induce deleterious effects on different tissues, and hormonal replacement could counteract these effects. We have investigated whether GH and estrogen administration modify some parameters related...

journal_title：Endocrine

authors： Castillo C,Salazar V,Ariznavarreta C,Vara E,Tresguerres JA

更新日期：2005-02-01 00:00:00

abstract：:Homozygous Klotho mutant (kl-/-) mice exhibit a variety of phenotypes resembling human aging, including arteriosclerosis, infertility, skin atrophy, osteoporosis, and short life span. Calcium abnormality, one of the phenotypes in kl-/- mice, is thought to be due to the elevated gene expression of 25-hydroxyvitamin D3 ...

journal_title：Endocrine

authors： Imai M,Ishikawa K,Matsukawa N,Kida I,Ohta J,Ikushima M,Chihara Y,Rui X,Rakugi H,Ogihara T

更新日期：2004-12-01 00:00:00

abstract：:Diabetes with hypertension is characterized by increased cerebrovascular pathology and poorer outcomes following stroke. In this study we evaluated the effect of global brain ischemia on brain metabolic parameters in normal and diabetic rats treated with a dihydropyridine calcium antagonist, felodipine. Normal and dia...

journal_title：Endocrine

authors： Levy J,Zhu Z,Dunbar JC

更新日期：2004-11-01 00:00:00

abstract：:The present study investigates the effects of functional sensorial denervation, induced by administering capsaicin to hemiovariectomized adult female rats in each day of the estrus cycle, on ovulation and serum concentrations of estrogen and progesterone. The results indicate that the establishment of compensatory ova...

journal_title：Endocrine

authors： Trujillo A,Morales L,Vargas X,Alba L,Domínguez R

更新日期：2004-11-01 00:00:00

abstract：:The relationship among plasma levels of immunoreactive (ir)-inhibin, inhibin A, inhibin pro-alphaC, FSH, estradiol-17beta and follicular growth were investigated during the normal estrous cycle in mares. Seven mares were used for two successive normal estrous cycles. Follicular diameters and ovulation were obtained by...

journal_title：Endocrine

authors： Medan MS,Nambo Y,Nagamine N,Shinbo H,Watanabe G,Groome N,Taya K

更新日期：2004-10-01 00:00:00

abstract：:Quality of life (QoL) is an important aspect that reflects the way people feel and function. The assessment of QoL quality of life is an essential tool for estimating the efficacy of any therapy in different pathophysiological conditions. In normal, healthy women, the perception of QoL can be significantly modified du...

journal_title：Endocrine

authors： Gambacciani M

更新日期：2004-08-01 00:00:00

abstract：:Pituitary tumors are highly vascular neoplasms, which suggest an important role of angiogenesis in pituitary tumor growth. We used the human pituitary cell line (HP75) to examine the effects of the growth factors TGFbeta1, bFGF, and EGF on cell growth, and on the regulation of the pro-angiogenic growth factor VEGF-A a...

journal_title：Endocrine

authors： Horiguchi H,Jin L,Ruebel KH,Scheithauer BW,Lloyd RV

更新日期：2004-07-01 00:00:00

abstract：:The alpha-subunit is common to the heterodimeric glycoprotein hormones and has been highly conserved throughout vertebrate evolution. In an effort to determine if wild-type and engineered human alpha analogs can serve as agonists or antagonists to the human thyroid-stimulating hormone (TSH) receptor (TSHR), a potent a...

journal_title：Endocrine

authors： Angelova K,Fremont V,Jain R,Zhang M,Puett D,Narayan P,Szkudlinski MW

更新日期：2004-06-01 00:00:00

abstract：:Erectile dysfunction (ED) is commonly associated with risk factors for cardiovascular disease, including diabetes. The prevalence of ED in diabetic patients is high--about 75% of diabetic men 60 yr of age or older had ED in one study. Endothelial dysfunction, accelerated atherosclerosis, and diabetic neuropathy likely...

journal_title：Endocrine

authors： Kloner RA

更新日期：2004-03-01 00:00:00

abstract：:Follicle-stimulating hormone is synthesized and secreted as a mixture of heterogeneous isoforms that differ from each other in carbohydrate structure, biological potency, and plasma half-life. The relative abundance of the FSH isoforms will depend on the endocrine status of the donor at the time of sample collection. ...

journal_title：Endocrine

authors： Olivares A,Söderlund D,Castro-Fernández C,Zariñán T,Zambrano E,Méndez JP,Ulloa-Aguirre A

更新日期：2004-03-01 00:00:00

abstract：:Both osteoporosis and cardiovascular disease (CVD) are major public health problems leading to increased morbidity and mortality. Although traditionally viewed as separate disease entities that increase in prevalence with aging, accumulating evidence indicates that there are similar pathophysiological mechanisms under...

journal_title：Endocrine

authors： McFarlane SI,Muniyappa R,Shin JJ,Bahtiyar G,Sowers JR

更新日期：2004-02-01 00:00:00

abstract：:The objective of this study was to assess the prevalence of macroprolactin, a macromolecule with reduced bioactivity, in hyperprolactinemic patients. Prolactin was measured before and after precipitation of macroprolactin by polyethylene glycol in 306 patients. Only patients with prolactin values >700 mIU/L (n = 270) ...

journal_title：Endocrine

authors： Toldy E,Löcsei Z,Szabolcs I,Góth MI,Kneffel P,Szöke D,Kovács GL

更新日期：2003-12-01 00:00:00

abstract：OBJECTIVE:Heparanase, galectin-3, and tissue factor (TF) are overexpressed in solid malignant thyroid tumors. We studied their expression in multinodular goiters (MNGs). DESIGN AND METHODS:Thyroid tissue specimens from 15 MNGs were obtained during surgery. mRNA expression for galectin-3, heparanase, and TF was assesse...

journal_title：Endocrine

authors： Buchs AE,Zehavi S,Sher O,Yeheskely E,Muggia-Sulam M,Sherman Y,Rapoport MJ

更新日期：2003-11-01 00:00:00

abstract：:The study was performed to evaluate the prevalence of thyroid abnormalities detected by ultrasonography and, in particular, of multinodular nontoxic goiter in primary aldosteronism. We analyzed 80 consecutive of patients with primary hyperaldosteronism (40 with unilateral adenoma and 40 with idiopathic hyperaldosteron...

journal_title：Endocrine

authors： Armanini D,Nacamulli D,Scaroni C,Lumachi F,Selice R,Fiore C,Favia G,Mantero F

更新日期：2003-11-01 00:00:00

abstract：:Fibromyalgia (FM) is a disease entity consisting of a heterogeneous cluster of symptoms that has thus far eluded identification of a causative etiology. The disease onset appears to follow physiological and/or psychological stressors and involves a subset of symptoms that are consistent with varied disorders found in ...

journal_title：Endocrine

authors： Shuer ML

更新日期：2003-10-01 00:00:00