Unexpected effects of perinatal gonadal hormone manipulations on sexual differentiation of the extrahypothalamic arginine-vasopressin system in prairie voles.

abstract：:The Jar choriocarcinoma cell line was used as an in vitro placental cell model to determine the effects of polypeptide growth factors on hCG beta secretion. Epidermal and fibroblast growth factor (FGF) treatment of serum-free cultures stimulated hCG beta secretion 2.5- and 4.0-fold over basal serum-free control levels...

journal_title：Endocrinology

authors： Oberbauer AM,Linkhart TA,Mohan S,Longo LD

更新日期：1988-12-01 00:00:00

abstract：:With the rapid changes in lifestyle in modern society, including the high nutritional intake and reduced physical activity, the incidence of metabolic diseases has been increasing year by year. Obstructive sleep apnea syndrome (OSAS) is a sleep disorder, usually characterized by sudden pauses of breathing during sleep...

journal_title：Endocrinology

authors： Li M,Li X,Lu Y

更新日期：2018-07-01 00:00:00

abstract：:The rate of internalization and degradation of radioiodinated hCG and ovine LH (oLH) as well as homologous and heterologous recombinants of their subunits was studied in suspensions of ovine luteal cells. Hormone bound to the plasma membrane was quantified by treating the cells with acidic buffer (pH 3.0) and quantifi...

journal_title：Endocrinology

authors： Mock EJ,Papkoff H,Niswender GD

更新日期：1983-07-01 00:00:00

abstract：:Recent studies from our laboratory (Endocrinology 136:4762-4768, 1995) demonstrating that the expression of cAMP-dependent nuclear transcription factor CREB (cAMP response element binding protein) is lost following ovulation in macaques has revealed a novel mechanism by which the cytoplasmic and nuclear actions the cA...

journal_title：Endocrinology

authors： Benyo DF,Zeleznik AJ

更新日期：1997-08-01 00:00:00

abstract：:Although factors that regulate cAMP and steroid production in granulosa cells of hen preovulatory follicles have been well studied, much less is known of the mechanisms that control steroidogenesis in the adjacent thecal layer. These studies were conducted to examine the involvement and interaction of cAMP and protein...

journal_title：Endocrinology

authors： Tilly JL,Johnson AL

更新日期：1989-09-01 00:00:00

abstract：:Loss of circulating 17β-estradiol (E2) that occurs during menopause can have detrimental effects on cognitive function. The efficacy of hormone replacement therapy declines as women become farther removed from the menopausal transition, yet the molecular mechanisms underlying this age-related switch in E2 efficacy are...

journal_title：Endocrinology

authors： Shults CL,Pinceti E,Rao YS,Pak TR

更新日期：2015-11-01 00:00:00

abstract：:To determine whether the insulinotropic effects of dopamine were mediated through the adrenergic system, dogs were infused with dopamine before or after various combinations of adrenergic and cholinergic blockade. Plasma glucose levels did not change significantly throughout the individual experiments, although cardio...

journal_title：Endocrinology

authors： Cyrus J,Stagner J,Samols E

更新日期：1982-07-01 00:00:00

abstract：:In an effort to define biochemical events relevant to the adipogenic action of GH, the effect of GH on expression of the cytoskeletal element vinculin was studied in 3T3-F442A preadipose cells. Results from Western blotting indicated that in serum-free medium 2 nM met-hGH induced an approximately 100% increase in vinc...

journal_title：Endocrinology

authors： Guller S,Corin RE,Yuan-Wu K,Sonenberg M

更新日期：1991-07-01 00:00:00

abstract：:The formation of junctional complexes between adjacent epithelial principal cells leads to formation of the blood-epididymal barrier; this barrier is complete by 21 days of postnatal age. Cadherins are cell surface proteins that mediate intercellular adhesion and are involved in the formation of adherence, gap, and ti...

journal_title：Endocrinology

authors： Cyr DG,Hermo L,Robaire B

更新日期：1993-03-01 00:00:00

abstract：:While uterine stromal cells (USC) appear to modify the function of uterine epithelial cells (UEC) under certain conditions in vivo, relatively little is known about the effect of epithelial cells on stromal cell differentiation and function. To determine if UEC modulate USC function in vitro, highly enriched (> 95%) c...

journal_title：Endocrinology

authors： Wegner CC,Carson DD

更新日期：1992-12-01 00:00:00

abstract：:Female rats were ovariectomized and either sham-pinealectomized or pinealectomized on day 24 of age and exposed to a photoperiod of 12 h light: 12 h dark. In vivo and in vitro measures of adrenocortical function were made at 6, 7, and 8 weeks of age (18, 25, and 32 days post-pinealectomy, respectively). Pinealectomy d...

journal_title：Endocrinology

authors： Ogle TF,Kitay JI

更新日期：1976-01-01 00:00:00

abstract：:The present study investigates the effect of different endocrine manipulations on the gamma-aminobutyric acid (GABA)-ergic system in the rat fallopian tube. Either hypophysectomy or ovariectomy induced a significant decrease of glutamic acid decarboxylase (GAD) activity and of GABA levels in in situ tubes. This effect...

journal_title：Endocrinology

authors： Celotti F,Apud JA,Melcangi RC,Masotto C,Tappaz M,Racagni G

更新日期：1986-01-01 00:00:00

abstract：:Interferon-tau (IFNtau) is the embryonic signal responsible for pregnancy recognition in ruminants. The primary action of IFNtau is believed to be mediated through inhibition of prostaglandin F(2alpha) (PGF(2alpha)) released from the endometrial epithelial cells in response to oxytocin (OT). Our working hypothesis was...

journal_title：Endocrinology

authors： Krishnaswamy N,Danyod G,Chapdelaine P,Fortier MA

更新日期：2009-02-01 00:00:00

abstract：:Exposure of FRTL-5 cells to iodide (I-) in excess of 3 microM suppresses the concentrative uptake of I-. The depression of I- uptake measured at the steady state is due to decrease in the rate of I- influx and not to an effect on I- efflux. Exposure to NaI is associated with decreased T4 secretion and also depressed N...

journal_title：Endocrinology

authors： Grollman EF,Smolar A,Ommaya A,Tombaccini D,Santisteban P

更新日期：1986-06-01 00:00:00

abstract：:We investigated the effect of epidermal growth factor (EGF) on collagen and protein synthesis in clone MC3T30-E1, a cell line which retains osteoblast-like characteristics. EGF at concentrations of 2-50 ng/ml significantly the hydroxyproline content of the cell layer. These effects were completely abolished by the add...

journal_title：Endocrinology

authors： Hiramatsu M,Kumegawa M,Hatakeyama K,Yajima T,Minami N,Kodama H

更新日期：1982-12-01 00:00:00

abstract：:Although it is well known that chronic treatment with glucocorticoids inhibits somatic growth, the mechanism of action of this inhibitory effect is not completely understood. It is likely that glucocorticoids act at various levels, including pituitary, hypothalamus, and peripheral organs modulating GH synthesis, secre...

journal_title：Endocrinology

authors： Señarís RM,Lago F,Coya R,Pineda J,Diéguez C

更新日期：1996-12-01 00:00:00

abstract：:The disappearance of 125-I-ACTH from the circulation of 4 pregnant and fetal sheep has been followed after a single injection to the ewe or fetus. The mean metabolic clearance rate for the fetus and the ewe was 55 and 34 ml/min/kg respectively, giving a half-life in each case of about 1 min. The higher fetal than mate...

journal_title：Endocrinology

authors： Jones CT,Luther E,Ritchie JW,Worthington D

更新日期：1975-01-01 00:00:00

abstract：:The aim of this study was to determine whether bisphenol A (BPA) has adverse effects on cardiovascular functions in CD-1 mice and define sex-specific modes of BPA action in the heart. Dams and analyzed progeny were maintained on a defined diet containing BPA (0.03, 0.3, 3, 30, or 300 ppm) that resulted in BPA exposure...

journal_title：Endocrinology

authors： Belcher SM,Gear RB,Kendig EL

更新日期：2015-03-01 00:00:00

abstract：:The biosynthesis of various hypothalamic neuropeptides has been previously reported in anterior pituitary cells but not in intermediate lobe cells. We have recently demonstrated the occurrence of two somatostatin isoforms in the frog brain, namely somatostatin-14 (SS1) and [Pro(2),Met(13)]somatostatin-14 (SS2). In the...

journal_title：Endocrinology

authors： Tostivint H,Vieau D,Chartrel N,Boutelet I,Galas L,Fournier A,Lihrmann I,Vaudry H

更新日期：2002-09-01 00:00:00

abstract：:Heart failure is a leading cause of death, especially in the elderly or obese and diabetic populations. Various remodeling events have been characterized, which collectively contribute to the progression of heart failure. Of particular interest, autophagy has recently emerged as an important determinant of cardiac rem...

journal_title：Endocrinology

authors： Jahng JW,Turdi S,Kovacevic V,Dadson K,Li RK,Sweeney G

更新日期：2015-07-01 00:00:00

abstract：:Apoptosis is a physiological process by which multicellular organisms eliminate unwanted cells. Death factors such as Fas ligand induce apoptosis by triggering a series of intracellular protein-protein interactions mediated by defined motifs found in the signaling molecules. One of these motifs is the death effector d...

journal_title：Endocrinology

authors： Leo CP,Hsu SY,McGee EA,Salanova M,Hsueh AJ

更新日期：1998-12-01 00:00:00

abstract：:Ghrelin is a peptide hormone primarily produced in the previously unidentified X/A endocrine cells of the stomach. Extensive studies have focused on the effects of ghrelin on growth hormone release and appetite regulation. However, the mechanisms regulating ghrelin secretion are less understood. In the present study, ...

journal_title：Endocrinology

authors： Gagnon J,Anini Y

更新日期：2012-08-01 00:00:00

abstract：:Proglucagon, synthesized in the pancreatic islets and the intestinal L-cells, contains in its precursor structure glucagon, glicentin, and two glucagon-like peptides (GLP-I and GLP-II) separated by an intervening peptide (IP-II). We have cloned a stable rat islet cell line expressing the glucagon gene at high levels, ...

journal_title：Endocrinology

authors： Philippe J,Mojsov S,Drucker DJ,Habener JF

更新日期：1986-12-01 00:00:00

abstract：:There is increasing evidence that protein kinase C (PKC) isoforms modulate insulin-signaling pathways in both positive and negative ways. Recent reports have indicated that the novel PKCdelta mediates some of insulin's actions in muscle and liver cells. Many studies use the specific inhibitor rottlerin to demonstrate ...

journal_title：Endocrinology

authors： Kayali AG,Austin DA,Webster NJ

更新日期：2002-10-01 00:00:00

abstract：:The antral hormone gastrin and its intestinal relative, cholecystokinin (CCK), are pivotal in the regulation of gastric functions. Other gastric hormones like ghrelin, peptide YY (PYY), and islet amyloid polypeptide (IAPP), however, also contribute to the regulation of acid secretion, motility, and feeding. Because ga...

journal_title：Endocrinology

authors： Friis-Hansen L,Wierup N,Rehfeld JF,Sundler F

更新日期：2005-10-01 00:00:00

abstract：:To study conversion of 3,5,3'-triiodothyroinine (T3) and 3,3',5'-triiodothyronine (rT3) to 3,3'-diiodothyronine (T2) in vitro, T3 or rT3 was incubated at pH 7.35 with homogenates of several rat tissues (liver, kidney, muscle, heart, ling, spleen, intestines, and brain) for 15 min at 37 C. The T2 generated during incub...

journal_title：Endocrinology

authors： Chopra IJ,Wu SY,Nakamura Y,Solomon DH

更新日期：1978-04-01 00:00:00

abstract：:The adrenal cortex contains a kallikrein-like enzyme that may lead to bradykinin (BK) formation. This study was designed to determine whether BK acts on adrenocortical cells to stimulate steroid secretion. BK, Lys-BK, a specific BK 2 (B2) receptor agonist, and desArg9-BK, a specific BK 1 (B1) receptor agonist, all sti...

journal_title：Endocrinology

authors： Rosolowsky LJ,Campbell WB

更新日期：1992-04-01 00:00:00

abstract：:It is well established that LH has an obligatory role in the acute production of progesterone by the primate corpus luteum in vivo because interruption of LH support to the corpus luteum at any time during the luteal phase is accompanied by an immediate and sustained fall in serum progesterone concentrations. However,...

journal_title：Endocrinology

authors： Ravindranath N,Little-Ihrig L,Benyo DF,Zeleznik AJ

更新日期：1992-11-01 00:00:00

abstract：:Sex differences in liver gene expression are determined by pituitary growth hormone secretion patterns, which regulate sex-dependent liver transcription factors and establish sex-specific chromatin states. Hypophysectomy (hypox) identifies two major classes of liver sex-biased genes, defined by their sex-dependent pos...

journal_title：Endocrinology

authors： Melia T,Waxman DJ

更新日期：2019-05-01 00:00:00

abstract：:Bromocriptine, a dopamine agonist, inhibited secretion of PRL and did not affect GH release from rat anterior pituitary cells in culture. The reversal of this inhibition of PRL release by butaclamol, a dopamine antagonist, was stereospecific; 10 nM d-butaclamol completely reversed the inhibition caused by 10 nM bromoc...

journal_title：Endocrinology

authors： West B,Dannies PS

更新日期：1979-04-01 00:00:00