abstract：:Using Western blot analysis we found transcriptional co-repressor Sin3A to be expressed at a higher level in male mouse kidney than in females. HDAC1 (histone deacetylase 1) protein, another co-repressor forming complexes with Sin3A, was not higher in males. No sex differences in Sin3A expression were found after gona...

journal_title：Endocrine research

authors： Xu J,Arnold AP

更新日期：2005-01-01 00:00:00

abstract：:Islets derived from patients with persistent hyperinsulinemic hypoglycemia of infancy, PHHI, show a significant capacity to proliferate in vitro without the addition of growth factors. However, as with other differentiated cells, PHHI-derived islet cells show a loss of differentiated function with repeated subculture....

journal_title：Endocrine research

authors： Webb M,James RF

更新日期：2005-01-01 00:00:00

abstract：:We established cell lines from adrenal tumors of transgenic mice harboring the large T-antigen of simian virus 40 under the control of the adrenocortical specific promoter of the scavenger aldose reductase-like akr1b7 gene. Mass spectrometry analyses of serum-supplemented or serum-free culture media showed that ATC1 l...

journal_title：Endocrine research

authors： Ragazzon B,Lefrançois-Martinez AM,Val P,Tournaire C,Berger M,Gachancard-Bouya JL,Bègue RJ,Veyssière G,Martinez A

更新日期：2004-11-01 00:00:00

abstract：:Combined partial deficiency of 17alpha-hydroxylase and 21-hydroxylase activities was first described in 1985; however the genes for P450c17 and P450c21 in these patients lack mutations. In 1986 we postulated that this disorder might be due to mutations in P450 oxidoreductase (POR), the flavoprotein that donates electr...

journal_title：Endocrine research

authors： Pandey AV,Flück CE,Huang N,Tajima T,Fujieda K,Miller WL

更新日期：2004-11-01 00:00:00

abstract：:We have previously reported that the protein kinase C ligand 12-O-tetradecanoyphorbol-13-acetate (TPA) inhibited the angiotensin II (AII) stimulated CYP11B2 gene expression in the adrenocortical H295R cell line. Here we report that TPA increased the level of phospho-p44/42 MAPK but AII did not. The MEK1 inhibitor PD98...

journal_title：Endocrine research

authors： LeHoux JG,Lefebvre A

更新日期：2004-11-01 00:00:00

abstract：:Sutherlandia frutescens (Cancer bush), a Southern African indigenous plant, is traditionally used to treat stress related maladies linked to the endocrine system. Extracts of the shrub were used to investigate the claimed stress-relieving properties of the shrub. Dysregulation of the stress response is associated with...

journal_title：Endocrine research

authors： Prevoo D,Smith C,Swart P,Swart AC

更新日期：2004-11-01 00:00:00

abstract：:Dehydroepiandrosterone sulphate (DHEAS) is a steroid product of the adrenal gland, which circulates in high concentrations, but whose functions are largely unknown. There is evidence for antiproliferative effects of DHEAS in neoplastic tissue. The present study was designed to investigate the effects of DHEAS on vascu...

journal_title：Endocrine research

authors： Hinson JP,Khan M

更新日期：2004-11-01 00:00:00

abstract：:The ubiquitin-proteasome pathway regulates the turnover of many nuclear hormone receptors, such as the estrogen receptor. For estrogen receptor, proteasome inhibition decreases ligand-mediated transcription. We provide evidence that the mineralocorticoid receptor (MR) is degraded by the ubiquitin-proteasome pathway in...

journal_title：Endocrine research

authors： Yokota K,Shibata H,Kobayashi S,Suda N,Murai A,Kurihara I,Saito I,Saruta T

更新日期：2004-11-01 00:00:00

abstract：:The adrenal cortex is a complex tissue comprising different cell types, including endocrine, stromal, nerve, perivascular, and endothelial cells. The pituitary hormone ACTH controls the coordinated development of the vasculature and the endocrine tissue mass. This suggests that paracrine secretions between steroidogen...

journal_title：Endocrine research

authors： Keramidas M,Feige JJ,Thomas M

更新日期：2004-11-01 00:00:00

abstract：:Y1 adrenocortical tumor cells possess amplified and overexpressed c-Ki-ras proto-oncogene, displaying chronic high levels of the c-Ki-Ras-GTP protein. Despite this oncogenic lesion, we previously reported that Y1 cells retain tight regulatory mechanisms of cell cycle control typified by the mitogenic response triggere...

journal_title：Endocrine research

authors： Costa ET,Forti FL,Rocha KM,Moraes MS,Armelin HA

更新日期：2004-11-01 00:00:00

abstract：:Plasminogen activator inhibitor-1 (PAI-1) levels were found to be associated with obesity, indicating that adipocytes might influence PAI-1 plasma levels. In addition, the 4G/5G promoter polymorphism of the PAI-1 gene possibly modulates PAI-1 gene transcription and, as a consequence, PAI-1 plasma levels. Metabolic par...

journal_title：Endocrine research

authors： Zietz B,Buechler C,Drobnik W,Herfarth H,Schölmerich J,Schäffler A

更新日期：2004-08-01 00:00:00

abstract：:It is now well documented that obesity is associated with a chronic low-grade inflammatory state. Levels of high-sensitivity C-reactive protein, a marker of systemic inflammation and a mediator of atherothrombotic disease, have been shown to correlate with cardiovascular disease risk. Our objective was to evaluate the...

journal_title：Endocrine research

authors： Coban E,Sari R

更新日期：2004-08-01 00:00:00

abstract：OBJECTIVE:Antithyroid drugs such as propylthiouracil (PTU) and methimazole (MMI) are common medications in Chinese patients with hyperthyroidism and PTU-induced antineutrophil cytoplasmic antibody (ANCA) positive vasculitis has been reported. The current cross-sectional study aimed to investigate the prevalence and the...

journal_title：Endocrine research

authors： Gao Y,Zhao MH,Guo XH,Xin G,Gao Y,Wang HY

更新日期：2004-05-01 00:00:00

abstract：:The B vitamin nicotinamide (NIC), commonly known as niacin, is currently in trial as a potential means of preventing Type 1 diabetes in first-degree relatives of affected individuals. Sodium butyrate (BUT) a common dietary micronutrient has also been reported to have beneficial effects on the differentiation and funct...

journal_title：Endocrine research

authors： Liu HK,Green BD,Flatt PR,McClenaghan NH,McCluskey JT

更新日期：2004-02-01 00:00:00

abstract：:Several factors including genetic and environmental play a role in the development of obesity and the metabolic syndrome. The transgenic mouse overexpressing 11beta-hydroxysteroid dehydrogenase (11beta-HSD) develops visceral obesity. However, it remains unclear how a ubiquitously expressed 11beta-HSD1 enzyme affects a...

journal_title：Endocrine research

authors： Agarwal AK

更新日期：2003-11-01 00:00:00

abstract：UNLABELLED:It remains difficult to pre-operatively differentiate follicular carcinoma and adenoma even under intraoperative investigations including histopathologic diagnosis of frozen sections. METHODS:We retrospectively compared dual phase thallium (Tl-201) thyroid scan and fine-needle aspiration (FNA) cytology to d...

journal_title：Endocrine research

authors： Leung HC,Chang CT,Wu HS,Wang TY,Sun SS,Kao CH

更新日期：2003-08-01 00:00:00

abstract：:Diabetes mellitus impairs ventricular function, which itself may be disparately influenced by gender. This study compared the impact of gender on cardiac contractile response in ventricular myocytes from wild-type FVB and calmodulin-induced diabetic transgenic (OVE26) mice at young (2 month) and older (11 month) age. ...

journal_title：Endocrine research

authors： Zhang X,Ye G,Duan J,Chen AF,Ren J

更新日期：2003-05-01 00:00:00

abstract：PURPOSE:To determine whether daily oral micronized progesterone affects bone turnover, as estimated by serum and urine biochemical markers, in postmenopausal women on long-term estrogen replacement therapy (ERT). METHODS:We recruited 14 women aged 65 or older to participate in a 9-week trial with micronized progestero...

journal_title：Endocrine research

authors： Azizi G,Hansen A,Prestwood KM

更新日期：2003-05-01 00:00:00

abstract：:Cerebrovascular accidents are one of the life-threatening complications of diabetic ketoacidosis (DKA) in children and adolescents. Our objective was to evaluate the effect of DKA and its treatment on factors known to affect thrombotic activity (protein C; protein S; von Willebrand factor, fibrinogen; homocysteine; an...

journal_title：Endocrine research

authors： Carl GF,Hoffman WH,Passmore GG,Truemper EJ,Lightsey AL,Cornwell PE,Jonah MH

更新日期：2003-02-01 00:00:00

abstract：:Adrenal computed tomography with determination of Hounsfield units has proved to be sensitive and specific in the differential diagnosis of benign vs. malign adrenal lesions. On the other hand, computed tomography may fail in patients with small adrenal masses of less than 1.0 cm. However, especially in patients with ...

journal_title：Endocrine research

authors： Willenberg HS,Mansmann G,Fritzen R,Schott M,Feldkamp J,Schulte HM,Scherbaum WA,Bornstein SR

更新日期：2002-11-01 00:00:00

abstract：:X-linked adrenoleukodystrophy (X-ALD) is the most common peroxisomal disorder characterized by abnormal accumulation of saturated very long chain fatty acids in tissues and body fluids with predominance in brain white matter and adrenal cortex. The clinical phenotype is highly variable ranging from the severe childhoo...

journal_title：Endocrine research

authors： Gärtner J,Dehmel T,Klusmann A,Roerig P

更新日期：2002-11-01 00:00:00

abstract：:In order to investigate the regulation of connexin distribution in rapidly growing cells, we evaluated the effects of dibutyryl cyclic adenosine monophosphate (DbcAMP) treatment on the cellular location of endogenous connexin 43 (Cx43) in an adrenal tumor cell population. Polyclonal antibodies to Cx43 and a Cx43 green...

journal_title：Endocrine research

authors： Wynn J,Shah U,Murray SA

更新日期：2002-11-01 00:00:00

abstract：:Progesterone (P) given intramuscularly increases renal sodium excretion. We tested the in vitro capacity of P to bind to the human mineralocorticoid receptor (MR) with a reticulocyte lysate system and Ps transactivation potency in transfected CV-1 cells. Progesterone binds with higher affinity to the MR than aldostero...

journal_title：Endocrine research

authors： Quinkler M,Diederich S

更新日期：2002-11-01 00:00:00

abstract：:The MA-10 mouse Leydig tumor cell line produces large amounts of steroids only in response to hormonal stimulation while the R2C rat Leydig tumor cell line is constitutively steroidogenic in nature. In an effort to uncover the potential reasons for constitutive steroidogenesis in R2C cells, we have recently shown that...

journal_title：Endocrine research

authors： Rao RM,Jo Y,Babb-Tarbox M,Syapin PJ,Stocco DM

更新日期：2002-11-01 00:00:00

abstract：:The adrenal cortex is a dynamic organ in which the cells of the outer cortex continually divide. It is well known that this cellular proliferation is dependent on constant stimulation from peptides derived from the ACTH precursor proopiomelanocortin (POMC) since disruption of pituitary corticotroph function results in...

journal_title：Endocrine research

authors： Bicknell AB

更新日期：2002-11-01 00:00:00

abstract：INTRODUCTION:Adenosine deaminase (ADA), purine nucleoside phosphorylase (PNPase), S-adenosylhomocysteine hydrolase (SAHH), 5'-nucleotidase (5N), and deoxycytidine kinase (dCK) are involved in purine salvage metabolism. Changes of the activities of the above enzymes have been observed in blood cells in patients with imm...

journal_title：Endocrine research

authors： Karbownik M,Zasada K,Wyczechowska D,Lewiński A,Fabianowska-Majewska K

更新日期：2002-08-01 00:00:00

abstract：:We have recently reported on the activities of glucose-6-phosphate dehydrogenase (G6PD), hexokinase (HK) and carbonic anhydrase I (CA-I) and II (CA-II) isoenzymes obtained from erythrocytes of healthy subjects and untreated patients with hyperthyroid diseases. Also, erythrocyte zinc concentrations were measured. Red b...

journal_title：Endocrine research

authors： Odçikin E,Ozdemir H,Ciftçi M,Capoğlu I

更新日期：2002-02-01 00:00:00

abstract：:There is controversy concerning the effects of progestins on bone. Norethindrone acetate (NETA) is synthetic progesterone that also has estrogenic and androgenic effects. We tested its effects on hormone levels, lipids and biochemical markers of bone turnover in postmenopausal women who were on estrogen replacement th...

journal_title：Endocrine research

authors： Onobrakpeya OA,Fall PM,Willard A,Chakravarthi P,Hansen A,Raisz LG

更新日期：2001-11-01 00:00:00

abstract：:T3 receptors are ligand-dependent transcriptional activators that can stimulate gene expression resulting in growth and development. In this study T3 binding sites on isolated liver nuclei are demonstrated in the teleost Anabas testudineus. The effect of hypothyroidism and feeding of polyunsaturated fatty acids (PUFA)...

journal_title：Endocrine research

authors： Shameena B,Renuka TR,Varghese S,Paulose CS,Oommen OV

更新日期：2001-08-01 00:00:00

abstract：:We quantitated serial serum beta-hydroxybutyrate (beta-OHB) levels using the Ketosite method in 9 children with IDDM who were treated for diabetic ketoacidosis (DKA) and compared them to urinary ketone measurements by dipstick. Persistent elevations of serum beta-OHB were seen in six patients when the urine became cle...

journal_title：Endocrine research

authors： Nadgir UM,Silver FL,MacGillivray MH

更新日期：2001-02-01 00:00:00

abstract：:A comparative study (n = 20) of serum levels of leutinizing hormone (LH) and testosterone (T) between male trained athletes (high-school students, 16-18 years old) living in North and South Shouna in the Jordan Valley (JV), 320-360 meters below sea level, and those living in Ramtha and Irbid, 550-650 meters above sea ...

journal_title：Endocrine research

authors： Bani Hani I,El-Migdadi F,Shotar A,Abudheese R,Bashir N

更新日期：2001-02-01 00:00:00

abstract：:The mechanisms by which SF-1 (Steroidogenic Factor-1) and Dax-1 (Dosage-sensitive sex reversal-Adrenal hypoplasia congenita critical region on the X chromosome) dictate adrenal-specific transcriptional programs are the focus of this laboratory. SF-1-mediated transcription is upregulated by phosphorylation of serine 20...

journal_title：Endocrine research

authors： Babu PS,Bavers DL,Shah S,Hammer GD

更新日期：2000-11-01 00:00:00

abstract：:Mouse Y1 adrenocortical tumor cells harbor amplified and overexpressed c-Ki-ras gene, displaying relatively high constitutive levels of Ras x GTP. Here we report that Y1 cells also constitutively display high levels of phosphorylated AKT/PKB, that are dependent on Ras x GTP and PI3K. ACTH rapidly causes dephosphorylat...

journal_title：Endocrine research

authors： Forti FL,Armelin HA

更新日期：2000-11-01 00:00:00

abstract：:Adrenocortical steroidogenesis is regulated in addition to a central regulation via the hypothalamus-pituitary-adrenal axis by intra-adrenal mechanisms involving the adrenal medulla. We could previously show that adrenocortical steroidogenesis is stimulated by co-culturing bovine adrenocortical cells with medullary ch...

journal_title：Endocrine research

authors： Ehrhart-Bornstein M,Haidan A,Alesci S,Bornstein SR

更新日期：2000-11-01 00:00:00

abstract：:Immunohistochemistry using a StAR peptide antiserum had previously revealed strong staining in rat and bovine adrenal medulla, suggesting the presence of a protein immunogenically related to StAR. Western blots of bovine medulla tissue homogenates showed the principal adrenal medullary immuno-reactive species to have ...

journal_title：Endocrine research

authors： Lo YC,MacKenzie SM,Howie AF,Apps DK,Mason JI,Williams BC,Morley SD

更新日期：2000-11-01 00:00:00

abstract：:StAR increases the flow of cholesterol from the outer to inner mitochondrial membrane (OMM to IMM), but its mechanism of action remains unclear. MLN64 is a 445 amino acid protein of unknown function that has four N-terminal transmembrane domains and whose C-terminal domain from 218-445 is 37% identical to StAR. N-62 S...

journal_title：Endocrine research

authors： Bose HS,Baldwin MA,Miller WL

更新日期：2000-11-01 00:00:00

abstract：:Standard replacement for adrenal insufficiency (AI) consists of glucocorticoids and mineralocorticoids while DHEA deficiency is routinely ignored. Thus, AI represents the ideal pathophysiological model of isolated DHEA deficiency. We investigated the effects of DHEA replacement in 24 women with primary and secondary A...

journal_title：Endocrine research

authors： Arlt W,Callies F,Allolio B

更新日期：2000-11-01 00:00:00

abstract：:Two P450c11 genes, sharing 99% homology, were cloned from Cape baboon adrenal tissue using RT-PCR. The cDNAs showed 96% and 94.6% sequence identity to human P450c11 and aldosterone synthase, respectively. One of the gene sequences contained a termination codon in exon one. The cloned cDNAs were expressed in COS 1 cell...

journal_title：Endocrine research

authors： Swart AC,Brown N,Kolar N,Swart P

更新日期：2000-11-01 00:00:00

abstract：:The present work was to study if the alpha-melanocyte-stimulating hormone (alpha-MSH) was involved in activation of the pituitary-adrenal axis (PAA) in rats. The hormone increased plasma corticosterone (CORT) level, and induced an anxiogenic response as indicated by results from the elevated plus-maze test. Intracereb...

journal_title：Endocrine research

authors： Vecsernyés M,Biró E,Gardi J,Julesz J,Telegdy G

更新日期：2000-08-01 00:00:00

abstract：:We studied whether the activation of rat brown adipose tissue (BAT) by cold exposure or by the administration of beta-3-noradrenergic agonist CGP-12177 could be prevented by the inhibition of thyroxine (T4) to triiodothyronine (T3) conversion. Hypothyroid rats were treated with replacement doses of T4, T4 plus iopanoi...

journal_title：Endocrine research

authors： Zaninovich AA,Rebagliati I,Raíces M,Ricci C,Hagmüller K

更新日期：2000-05-01 00:00:00