abstract：:The prostate gland of humans and other animals has the unique function of accumulating and secreting extraordinarily high levels of citrate. The prostate secretory epithelial cells synthesize citrate which, due to a limiting mitochondrial (m-) aconitase, accumulates rather than being oxidized. Thus citrate is essentia...

journal_title：Endocrine research

authors： Costello LC,Liu Y,Zou J,Franklin RB

更新日期：2000-02-01 00:00:00

abstract：:Neutrophils have an important role in the host defense. The elevated serum glucose levels of diabetics affect traditional host defenses such as neutrophil counts and functions. The causes of these impairments are not clear. We aimed to investigate changes of peripheral neutrophil counts and functions and their relatio...

journal_title：Endocrine research

authors： Cantürk Z,Cantürk NZ,Cetinarslan B,Erçin C,Dökmetaş S,Sencan M

更新日期：1999-08-01 00:00:00

abstract：:We sought to determine the effect of maternal infections on the fetal hypothalamic-pituitary-adrenal axis. Umbilical cord blood was collected at vaginal delivery after labor (24-44 wk. gestation) from 361 infants of women having normal pregnancy ( apart from preterm delivery in some) and 110 infants of women diagnosed...

journal_title：Endocrine research

authors： Falkenberg ER,Davis RO,DuBard M,Parker CR Jr

更新日期：1999-08-01 00:00:00

abstract：:In general, growth hormone acts as a factor promoting cell proliferation in the positive direction and suppresses apoptosis. No report has described growth hormone (GH)-induced structural luteolysis. The present studies showed that GH induced structural luteolysis in rats after the induction of functional luteolysis b...

journal_title：Endocrine research

authors： Kiya T,Endo T,Henmi H,Goto T,Kitajima Y,Manase K,Takahashi S,Kudo R

更新日期：1999-05-01 00:00:00

abstract：:The enzyme 3beta-hydroxysteroid dehydrogenase plays a crucial role in the steroidogenic process in the adrenal gland. In the present study we tried to characterize its localization and developmental changes in the rat adrenal cortex during the postnatal period, using immunohistochemical methods. The development of the...

journal_title：Endocrine research

authors： Pignatelli D,Bento MJ,Maia M,Magalhães MM,Magalhães MC,Mason JI

更新日期：1999-02-01 00:00:00

abstract：:The stimulation of the zona glomerulosa phenotype by a low sodium diet is characterised by increased expression of aldosterone synthase accompanied by increases in (pro)renin, bFGF, c-fos and c-jun gene transcription. In contrast ACTH diminishes the specific glomerulosa phenotype. The EGF related transmembrane protein...

journal_title：Endocrine research

authors： Raza FS,Puddefoot JR,Vinson GP

更新日期：1998-08-01 00:00:00

abstract：:The determination of DNA ploidy and the study of the cell cycle in adrenocortical tumoral cells could help in the distinction between benign and malignant lesions and also in the prediction of the biological behaviour of these tumors. We analysed 32 cases of adrenal tissue (8 normal adrenals--N, 12 benign adenomas--A ...

journal_title：Endocrine research

authors： Pignatelli D,Leitão D,Maia M,Schmidt F

更新日期：1998-08-01 00:00:00

abstract：:In addition to regulating renal sodium resorption and, thus, intravascular volume, aldosterone may have direct effects on the cardiovascular system. We previously identified a polymorphism (-344C/T) in the promoter of the aldosterone synthase (CYP11B2) gene that affects binding of the SF-1 transcription factor and thu...

journal_title：Endocrine research

authors： White PC,Hautanen A,Kupari M

更新日期：1998-08-01 00:00:00

abstract：:Endothelin-1 (ET-1) is involved in adrenal steroid secretion but its cell origin remains unclear. We showed, using RT-PCR the expression of the mRNAs for preproET-1 and ECE-1 in primary cultures of human adrenal cells enriched in glomerulosa cells. Since these expressions could be due to contamination of steroid secre...

journal_title：Endocrine research

authors： Mathieu MN,Hamroun D,Pouzeratte Y,Guérineau NC,Guillon G,Chevillard C

更新日期：1998-08-01 00:00:00

abstract：:The secretory activity of the adrenal gland is mainly regulated by peptidergic hormones (ACTH, angiotensin II) and ions. However, there is now increasing evidence that local factors, including neuropeptides and neurotransmitters, can also participate in the control of adrenocortical cells. In particular, serotonin (5-...

journal_title：Endocrine research

authors： Delarue C,Contesse V,Lefebvre H,Lenglet S,Grumolato L,Kuhn JM,Vaudry H

更新日期：1998-08-01 00:00:00

abstract：:Two CYP21 genes, the active CYP21 and the pseudogene, CYP21P, also pairs of duplicated genes including the XA, XB, XB-S; YA, YB; and ZA, ZB are arranged in tandem next to the serum complement C4 genes (C4A and C4B). In this report, we have analyzed the influence of some DNA sequences within the C4A/CYP21P region on th...

journal_title：Endocrine research

authors： Chang SF,Cheng CL

更新日期：1998-08-01 00:00:00

abstract：:There are two main regulatory sites of aldosterone biosynthesis, the early rate-limiting step by the P450scc and the final steps by the P450aldo. We have already demonstrated that, during gestation, activity and mRNA levels of P450aldo are increased. It has been shown that changes in sodium and potassium in the diet m...

journal_title：Endocrine research

authors： Brochu M,Roy-Clavel E,Picard S,St-Louis J

更新日期：1998-08-01 00:00:00

abstract：:Several lines of evidence have suggested that the nuclear receptor Steroidogenic Factor-1 (SF-1 or Ad4BP) may be directly involved in the cAMP-dependent regulation of steroid hydroxylase genes in adrenocortical cells. In the bovine CYP17 gene, which encodes the cytochrome P450 17alpha-hydroxylase, an SF-1 site is pres...

journal_title：Endocrine research

authors： Lund J,Jacob A,Aesöy R,Yri OE,Mellgren G

更新日期：1998-08-01 00:00:00

abstract：:The recent cloning of a family of melanocortin receptors (MC-R) has identified five distinct G protein- and adenylate cyclase-coupled receptors. The MC2-receptor (MC2-R) preferentially binds ACTH. It is expressed in the adrenal cortex and is hence considered to be the ACTH receptor. The MC5-receptor (MC5-R) binds ACTH...

journal_title：Endocrine research

authors： Liakos P,Chambaz EM,Feige JJ,Defaye G

更新日期：1998-08-01 00:00:00

abstract：:The steady state level of most cellular phosphoproteins is dependent on the relative catalytic activities of intracellular protein kinases and phosphatases. In adrenal cortex, ACTH acts through PKA activation and Ser/Tre phosphorylation. Phosphatases involved in this pathway are not completely described, particularly ...

journal_title：Endocrine research

authors： Cornejo Maciel F,Paz C,Neuman MI,Podestá EJ

更新日期：1998-08-01 00:00:00

abstract：:Leptin, the product of the ob gene, is an adipose-tissue secreted hormone, which regulates satiety, metabolic rate and thermogenesis. Many lines of evidence suggest the existence of mutual relationships between leptin and adrenal-cortex secretion, but in vivo studies gave rather conflicting results. Therefore, we have...

journal_title：Endocrine research

authors： Malendowicz LK,Macchi C,Nussdorfer GG,Nowak KW

更新日期：1998-05-01 00:00:00

abstract：:TRH is negatively regulated by T3 both in the hypothalamic paraventricular nucleus and transient transfection models. Mutations in hTR beta 1 genes are associated with the syndrome of generalized resistance to thyroid hormone. To investigate potential effects of mutant TRs on T3 regulation of the hTRH gene, transient ...

journal_title：Endocrine research

authors： Li QL,Feng P,Satoh T,Shi ZX,Wang R,Weintraub BD,Wilber JF

更新日期：1997-11-01 00:00:00

abstract：:In a previous study we demonstrated a significant increase of CD5+ B subset in patients with Graves' disease (GD) compared with normal controls. The aim of this study was to compare the percentage of CD5+ B and CD5- B cells in GD with that in different forms of autoimmune and non immune-mediated thyroid diseases. Seve...

journal_title：Endocrine research

authors： Afeltra A,Ferri GM,Amoroso A,Leri O,Pellegrino C,Guido F,Garzia P,Paggi A

更新日期：1997-02-01 00:00:00

abstract：:Recent evidence supports the hypothesis that sympathetic neurons play a significant role in the regulation of adrenocortical cell proliferation and steroidogenesis. Co-cultures of rat adrenocortical and sympathetic ganglion cells have been established to study sympatho-adrenal interactions. In these studies we have co...

journal_title：Endocrine research

authors： Wu CH,Holzwarth MA

更新日期：1996-11-01 00:00:00

abstract：:11 beta-hydroxysteroid dehydrogenase (11 beta-HSD) catalyzes the interconversion of cortisol (F) to inactive cortisone (E) in man (corticosterone (B) to 11-dehydrocorticosterone (A) in rodents) and plays a crucial role in regulating corticosteroid hormone action. Two isoforms of this enzyme have been characterized; a ...

journal_title：Endocrine research

authors： Shimojo M,Condon J,Whorwood CB,Stewart PM

更新日期：1996-11-01 00:00:00

abstract：:There are striking similarities between Cushing's syndrome and the 'metabolic syndrome X' since both are characterised by hypertension, insulin resistance, glucose intolerance, hyperlipidaemia, and central obesity. The possibility that cortisol contributes to the associations between multiple risk factors for cardiova...

journal_title：Endocrine research

authors： Walker BR

更新日期：1996-11-01 00:00:00

abstract：:The action of peptide hormones from the anterior pituitary regulates transcription of a large number of genes located in most, if not all, tissues. This action is mediated through regulation of steroid hormone production in the steroidogenic factories (adrenals, gonads). These steroid hormones are transported through ...

journal_title：Endocrine research

authors： Waterman MR,Bischof LJ

更新日期：1996-11-01 00:00:00

abstract：:Y1 cells derived from mouse tumor zona fasciculata cells (ZF) were used to assess the importance of extracellular (EC) calcium availability via voltage-dependent calcium channels (VDCC) on steroidogenesis. The steroidogenic response to ACTH was investigated in the presence of blockers known to affect both calcium and ...

journal_title：Endocrine research

authors： Coyne MD,Wang G,Lemos JR

更新日期：1996-11-01 00:00:00

abstract：:The CYP11B2 gene encodes aldosterone synthase, a cytochrome P450 (P450aldo) expressed in high levels in the adrenal zona glomerulosa. While the primary physiologic regulators of aldosterone production are circulating angiotensin II (Ang II) and potassium (K+) the action of these agents on CYP11B2 gene transcription ha...

journal_title：Endocrine research

authors： Clyne CD,White PC,Rainey WE

更新日期：1996-11-01 00:00:00

abstract：:The purpose of this study was to examine the effects of exercise on anterior pituitary hormones (adrenocorticotropic hormone (ACTH), leutinizing hormone (LH) and growth hormone) as well as on cortisol at low altitude (350 meters below the sea level) and to compare these effects with those at a moderate level altitude ...

journal_title：Endocrine research

authors： Bashir N,el-Migdadi F,Hasan Z,al-Hader AA,Wezermes I,Gharaibeh M

更新日期：1996-08-01 00:00:00

abstract：:Biochemical mechanisms by which analogs of thyrotropin-releasing hormone (TRH) produce their potent neuropharmacological actions on the brain remain ill-defined. We tested effects of YM14673, a novel analog of TRH, on TRH receptors in rat brains in vitro. No significant binding of [3H]YM14673 to brain plasma membranes...

journal_title：Endocrine research

authors： Monden T,Mizuma H,Yamada M,Murakami M,Mori M

更新日期：1995-11-01 00:00:00

abstract：:Total collagen and its soluble fraction as well as water content were determined in late pregnancy in the uterine cervix in a population of 36 rats treated with progesterone (n = 10), mifepristone (n = 13) and controls (n = 13). In both treated groups there were no signs of delivery on the 21st day of gestation. Water...

journal_title：Endocrine research

authors： Bieńkiewicz A

更新日期：1995-08-01 00:00:00

abstract：:The enzyme, 3 beta-hydroxysteroid dehydrogenase/delta 5-4 isomerase (3 beta-HSD) is an essential element in the biosynthetic pathway for potent adrenal steroid hormones that appear to regulate maturation of many tissues in utero and are critical for homeostasis after birth. The results of prior studies are suggestive ...

journal_title：Endocrine research

authors： Parker CR Jr,Faye-Petersen O,Stankovic AK,Mason JI,Grizzle WE

更新日期：1995-02-01 00:00:00

abstract：:Excessive aldosterone secretion in some hypertensive patients may result from abnormal aldosterone synthase (AS) gene regulation in response to changes in dietary sodium intake. We have utilized NCI-H295 cells, which exhibit stable angiotensin-induced aldosterone secretion, for transient transfections with murine AS/h...

journal_title：Endocrine research

authors： Holland OB,Carr B,Brasier AR

更新日期：1995-02-01 00:00:00

abstract：:Two distinct isoforms of 11 beta-hydroxysteroid dehydrogenase (11 beta-HSD) with respect to enzymatic activity were identified in the ovine liver and kidney. 11 beta-HSD1 (the hepatic isoform) was reversible and NADP(H)-dependent. By contrast, 11 beta-HSD2 (the renal isoform) was unidirectional and NAD-dependent. Ovin...

journal_title：Endocrine research

authors： Yang K

更新日期：1995-02-01 00:00:00

abstract：:The zonal distribution of aldosterone synthase cytochrome P450 (P450aldo) in the adrenal cortex of male hamsters was investigated by immunofluorescence and electron microscopy, using an anti-P450aldo peptide antibody. On cryostat sections the immunolocalization of P450aldo was confined to the zona glomerulosa cells. O...

journal_title：Endocrine research

authors： LeHoux JG,Martel D,LeHoux J,Ducharme L,Lefebvre A,Brière N

更新日期：1995-02-01 00:00:00

abstract：:Type 1 angiotensin II (AII) receptors (AT1 receptors), besides stimulation of aldosterone secretion, seem to transduce the growth factor-like activity of AII on glomerulosa cells. Although a local renin-angiotensin system and AII synthesis have been found in human adrenals and aldosteronomas, it is unclear whether ald...

journal_title：Endocrine research

authors： Sarzani R,Opocher G,Dessì-Fulgheri P,Paci V,Cola G,Rocco S,Vianello B,Mantero F,Rappelli A

更新日期：1995-02-01 00:00:00

abstract：:CYP17 is not expressed in adult mouse adrenal glands but is expressed in a subset of fetal adrenocortical cells, indicating the potential to produce both corticosterone and cortisol during murine embryogenesis. CYP11A is expressed in the fetal adrenal but also in developing hindgut, which will form the colon, and in c...

journal_title：Endocrine research

authors： Keeney DS

更新日期：1995-02-01 00:00:00

abstract：:In order to study the role of Platelet Activating Factor (PAF) in the mechanism of parturition and connective tissue metabolism in the pregnant rat uterus, we investigated the influence of the Platelet Activating Factor Receptor Antagonist (BN 52021) on gestation duration and collagen concentration in pregnant rat ute...

journal_title：Endocrine research

authors： Bieńkiewicz A,Pajszczyk-Kieszkiewicz T,Kuś E,Dabrowski R

更新日期：1994-11-01 00:00:00

abstract：:The cdc2 kinase family is known to be one of the important factors for cell proliferation in both yeast and mammalian cells. By using polyclonal antibodies against PSTAIRE region of cdc2HS, we studied the amount of cdc2-related kinases in the rat thyroid cell line, FRTL-5, during the cell cycle. The immunoreactive pro...

journal_title：Endocrine research

authors： Takano T,Takada K,Tada H,Nishiyama S,Amino N

更新日期：1994-05-01 00:00:00

abstract：:Recent studies from our laboratory have shown that human chorionic gonadotropin (hCG), human luteinizing hormone (hLH), and CG-like proteins from Xanthomonas maltophilia (xCG) and Candida albicans (CaCGLP) induce Candida albicans transition from blastospores to hyphal forms. Xanthomonas maltophilia CG-like protein (xC...

journal_title：Endocrine research

authors： Caticha O,Odell WD

更新日期：1994-02-01 00:00:00

abstract：:Comparison of binding of 125I-porcine FSH to porcine granulosa cells from small and large ovarian follicles indicated that binding is dependent on both time and temperature. At 37 C, binding of ligand is more than four times higher in cells from small follicles than in cells from large follicles within 30 minutes of t...

journal_title：Endocrine research

authors： LaBarbera AR

更新日期：1994-02-01 00:00:00

abstract：:It was the aim of this study to test for a possible effect of the new non ergot dopamine agonist CV 205-502 on plasma growth hormone (GH) concentrations in acromegaly. 10 acromegalic patients received a single oral dose of 150 micrograms CV 205-502 after an overnight fast. As a control group 7 acromegalic patients und...

journal_title：Endocrine research

authors： Svoboda T,Kotzmann H,Clodi M,Bernecker P,Geyer G,Luger A

更新日期：1994-02-01 00:00:00

abstract：:Fifteen patients affected by new-onset Graves' disease with ophthalmopathy have been examined for lymphocyte subset phenotypes by two-colour cytometric analysis. CD5+ B cells were significantly increased in comparison to the normal population (43.2 +/- 20.6% versus 19.5 +/- 6.9%; p < 0.0009); total T cells showed a no...

journal_title：Endocrine research

authors： Afeltra A,Paggi A,Ferri GM,Amoroso A,Di Prima MA,Startari S,Faralli AR,Bonomo L

更新日期：1993-03-01 00:00:00

abstract：:Thyroid dysfunction influences the levels of Von Willebrand factor (VWF:Ag). Plasma VWF:Ag levels in 35 hyperthyroid patients were significantly elevated, which had a positive correlation with both T3 (Triiodothyronine) and T4 (Thyroxine) levels. A follow-up study of seven hyperthyroid patients undergoing anti-thyroid...

journal_title：Endocrine research

authors： Liu L,Wang X,Lin Z,Wu H

更新日期：1993-01-01 00:00:00