What Is the Best Regimen for Ovarian Stimulation of Poor Responders in ART/IVF?

abstract：:Licorice has been used as a medicinal plant from 2.500 years. It shows a wide range of biological and pharmacological activities, including anti-inflammatory and immune regulatory actions. One of its most known effects is the induction of hypertension, and it can induce what appears to be pseudohyperaldosteronism, due...

journal_title：Frontiers in endocrinology

authors： Sabbadin C,Bordin L,Donà G,Manso J,Avruscio G,Armanini D

更新日期：2019-07-18 00:00:00

abstract：:Cardiovascular disease (CVD) is the leading cause of death globally. It is well-established based on evidence accrued during the last three decades that high plasma concentrations of cholesterol-rich atherogenic lipoproteins are causatively linked to CVD, and that lowering these reduces atherosclerotic cardiovascular ...

journal_title：Frontiers in endocrinology

authors： Borén J,Packard CJ,Taskinen MR

更新日期：2020-07-28 00:00:00

abstract：:Recent studies discussed the benefit of bariatric surgery on obese patients diagnosed with type 2 diabetes mellitus (T2DM). Several factors play an essential role in predicting the impact of bariatric surgery on T2DM, such as ABCD score (age, BMI, C-peptide, and duration of the disease), HbA1c, and fasting blood gluco...

journal_title：Frontiers in endocrinology

authors： Kassem MA,Durda MA,Stoicea N,Cavus O,Sahin L,Rogers B

更新日期：2017-03-01 00:00:00

abstract：:In addition to the obvious differences in body shape, there are substantial differences in lipid metabolism between men and women. These differences include how dietary fatty acids are handled, the secretion and clearance of very low-density lipoprotein-triglycerides, the release rates of free fatty acids (FFA) from a...

journal_title：Frontiers in endocrinology

authors： Santosa S,Jensen MD

更新日期：2015-07-02 00:00:00

abstract：:Aberrant activation of Wnt signaling is involved in the development of several epithelial tumors. Wnt signaling includes two major types of pathways: (i) the canonical or Wnt/β-catenin pathway; and (ii) the non-canonical pathways, which do not involve β-catenin stabilization. Among these pathways, the Wnt/β-catenin pa...

journal_title：Frontiers in endocrinology

authors： Sastre-Perona A,Santisteban P

更新日期：2012-02-29 00:00:00

abstract：:The rapid increase of obesity rates worldwide is associated with chronic liver injury due to non-alcoholic fatty liver disease and non-alcoholic steatohepatitis. Chronic liver inflammation drives hepatic fibrosis, which is a highly conserved and coordinated protective response to tissue injury, and is a reversible pro...

journal_title：Frontiers in endocrinology

authors： Cho EH

更新日期：2018-08-21 00:00:00

abstract：:Nonapeptides play a fundamental role in the regulation of social behavior, among numerous other functions. In particular, arginine vasopressin and its non-mammalian homolog, arginine vasotocin (AVT), have been implicated in regulating affiliative, reproductive, and aggressive behavior in many vertebrate species. Where...

journal_title：Frontiers in endocrinology

authors： Rodriguez-Santiago M,Nguyen J,Winton LS,Weitekamp CA,Hofmann HA

更新日期：2017-08-14 00:00:00

abstract：:O-linked β-N-acetylglucosamine (O-GlcNAc) is an abundant and essential intracellular form of protein glycosylation in animals and plants. In humans, dysregulation of O-GlcNAcylation occurs in a wide range of diseases, including cancer, diabetes, and neurodegeneration. Since its discovery more than 30 years ago, great ...

journal_title：Frontiers in endocrinology

authors： Cox NJ,Luo PM,Smith TJ,Bisnett BJ,Soderblom EJ,Boyce M

更新日期：2018-10-15 00:00:00

abstract：:Circulating microRNAs are potential biomarkers of type 2 diabetes mellitus (T2DM) and related complications. Here, we investigated the association of microRNA-15a with early retinal damage in T2DM. A cohort of untreated subjects screened for intermediate/high risk of T2DM, according to a score assessment questionnaire...

journal_title：Frontiers in endocrinology

authors： Sangalli E,Tagliabue E,Sala L,Prattichizzo F,Uccellatore A,Spada D,Lorino F,de Candia P,Lupini S,Cantone L,Favero C,Madeddu P,Bollati V,Genovese S,Spinetti G

更新日期：2020-04-23 00:00:00

abstract：:Context: The DICER1 syndrome is a multiple neoplasia disorder caused by germline mutations in the DICER1 gene. In DICER1 patients, aggressive congenital pituitary tumors lead to neonatal Cushing's disease (CD). The role of DICER1 in other corticotropinomas, however, remains unknown. Objective: To perform a comprehensi...

journal_title：Frontiers in endocrinology

authors： Martínez de LaPiscina I,Hernández-Ramírez LC,Portillo N,Gómez-Gila AL,Urrutia I,Martínez-Salazar R,García-Castaño A,Aguayo A,Rica I,Gaztambide S,Faucz FR,Keil MF,Lodish MB,Quezado M,Pankratz N,Chittiboina P,Lane J,Kay D

更新日期：2020-07-03 00:00:00

abstract：:Background: Previous studies have confirmed that APOE genotype is associated with lipid metabolism, but related studies are inconsistent. Therefore, we conducted this cross-sectional study to explore the associations between apolipoprotein E (APOE) genotypes and serum levels of fasting blood sugar, triglycerides, tota...

journal_title：Frontiers in endocrinology

authors： Li W,Li Y,Qiu Q,Sun L,Yue L,Li X,Xiao S

更新日期：2019-12-05 00:00:00

abstract：:JAK2 is a member of the Janus kinase (JAKs) family of non-receptor protein tyrosine kinases, which includes JAK1-3 and TYK2. JAKs serve as the cytoplasmic signaling components of cytokine receptors and are activated through cytokine-mediated trans-phosphorylation, which leads to receptor phosphorylation and recruitmen...

journal_title：Frontiers in endocrinology

authors： Hubbard SR

更新日期：2018-01-05 00:00:00

abstract：:Skeletal dysplasias are a diverse group of heritable diseases affecting bone and cartilage growth. Throughout the years, the molecular defect underlying many of the diseases has been identified. These identifications led to novel insights in the mechanisms regulating bone and cartilage growth and homeostasis. One of t...

journal_title：Frontiers in endocrinology

authors： Huybrechts Y,Mortier G,Boudin E,Van Hul W

更新日期：2020-04-09 00:00:00

abstract：:Reproductive function is regulated by the secretion of luteinizing hormone (LH) and follicle-stimulating hormone from the pituitary and the steroid hormones from the gonads. The dynamic changes in the levels of the reproductive hormones regulate secondary sex characteristics, gametogenesis, cellular function, and beha...

journal_title：Frontiers in endocrinology

authors： Radovick S,Levine JE,Wolfe A

更新日期：2012-04-09 00:00:00

abstract：:Kisspeptin, a novel neuropeptide product of the Kiss1 gene, activates the G protein-coupled membrane receptor G protein-coupled receptor 54 (now termed Kiss1r). Over the last 15 years, the importance of the kisspeptin system has been the subject of much debate in the mammalian research field. At the heart of the debat...

journal_title：Frontiers in endocrinology

authors： Ohga H,Selvaraj S,Matsuyama M

更新日期：2018-04-04 00:00:00

abstract：:Recent evidence indicates that autophagy-mediated mitochondrial homeostasis is crucial for oxidative stress-related brain damage and repair. The highest concentration of melatonin is in the mitochondria of cells, and melatonin exhibits well-known antioxidant properties. We investigated the impact and mechanism involve...

journal_title：Frontiers in endocrinology

authors： Wang DD,Jin MF,Zhao DJ,Ni H

更新日期：2019-08-08 00:00:00

abstract：:Microtubule-associated protein tau assists in stabilizing microtubules and has been particularly implicated in Alzheimer's disease (AD). Given the importance of tau to AD pathogenesis and therapies, it is important to understand non-classic physiological functions for this protein inside and outside the central nervou...

journal_title：Frontiers in endocrinology

authors： Gonçalves RA,Wijesekara N,Fraser PE,De Felice FG

更新日期：2020-03-12 00:00:00

abstract：:Graves' hyperthyroidism is caused by autoantibodies directed against the thyroid-stimulating hormone receptor (TSHR) that mimic the action of TSH. The establishment of Graves' hyperthyroidism in experimental animals has proven to be an important approach to dissect the mechanisms of self-tolerance breakdown that lead ...

journal_title：Frontiers in endocrinology

authors： Luo Y,Yoshihara A,Oda K,Ishido Y,Suzuki K

更新日期：2016-11-14 00:00:00

abstract：:Human phosphodiesterases (PDEs) comprise a complex superfamily of enzymes derived from 24 genes separated into 11 PDE gene families (PDEs 1-11), expressed in different tissues and cells, including heart and brain. The isoforms PDE4, PDE7, and PDE8 are specific for the second messenger cAMP, which is responsible for me...

journal_title：Frontiers in endocrinology

authors： Bizzi MF,Bolger GB,Korbonits M,Ribeiro-Oliveira A Jr

更新日期：2019-03-19 00:00:00

abstract：:The present study aimed to compare effects of increasing chronic stress load on the stress response of European seabass (Dicentrarchus labrax) and gilthead seabream (Sparus aurata) to identify neuroendocrine functions that regulate this response. Fish were left undisturbed (controls) or exposed to three levels of chro...

journal_title：Frontiers in endocrinology

authors： Samaras A,Espírito Santo C,Papandroulakis N,Mitrizakis N,Pavlidis M,Höglund E,Pelgrim TNM,Zethof J,Spanings FAT,Vindas MA,Ebbesson LOE,Flik G,Gorissen M

更新日期：2018-08-13 00:00:00

abstract：:The incidence of type 2 diabetes significantly increases with age. The relevance of this association is dramatically magnified by the concomitant global aging of the population, but the underlying mechanisms remain to be fully elucidated. Here, some recent advances in this field are reviewed at the level of both the p...

journal_title：Frontiers in endocrinology

authors： De Tata V

更新日期：2014-09-03 00:00:00

abstract：:Introduction: Although pre-treatment with a GnRH agonist can reduce the size of adenomyosis lesions, the supra-physiological hormone level induced by controlled ovarian hyperstimulation (COH) may negate the usefulness of the GnRH agonist in patients with adenomyosis lesions, leading to continued poor outcomes in fresh...

journal_title：Frontiers in endocrinology

authors： Chen M,Luo L,Wang Q,Gao J,Chen Y,Zhang Y,Zhou C

更新日期：2020-05-29 00:00:00

abstract：Background:Vandetanib is the most largely used tyrosine kinase inhibitor (TKI) in patients with locally advanced and/or metastatic medullary thyroid cancer (MTC). Here, we conducted a systematic review on its efficacy and attempted to perform a meta-analysis adopting standardized RECIST criteria as end-points. Methods...

journal_title：Frontiers in endocrinology

authors： Trimboli P,Castellana M,Virili C,Giorgino F,Giovanella L

更新日期：2018-05-03 00:00:00

abstract：:Obesity is associated with inflammation and type 2 diabetes. Innate immune system comprised of cellular and molecular components plays an important role in the inflammatory reactions. Immune cells like macrophages and their cell surface pattern-recognition receptors (PRRs) are representative for innate immunity promot...

journal_title：Frontiers in endocrinology

authors： Yamamoto Y,Yamamoto H

更新日期：2013-08-21 00:00:00

abstract：:The essential amino acid L-tryptophan (Trp) is the precursor of the monoaminergic neurotransmitter serotonin (5-hydroxytryptamine, 5-HT). Numerous studies have shown that elevated dietary Trp has a suppressive effect on aggressive behavior and post-stress plasma cortisol concentrations in vertebrates, including teleos...

journal_title：Frontiers in endocrinology

authors： Höglund E,Øverli Ø,Winberg S

更新日期：2019-04-08 00:00:00

abstract：:G protein-coupled estrogen receptor (GPER) in the amygdala and the dorsal hippocampus mediates actions of estradiol on anxiety, social recognition and spatial memory. In addition, GPER participates in the estrogenic regulation of synaptic function in the amygdala and in the process of adult neurogenesis in the dentate...

journal_title：Frontiers in endocrinology

authors： Llorente R,Marraudino M,Carrillo B,Bonaldo B,Simon-Areces J,Abellanas-Pérez P,Rivero-Aguilar M,Fernandez-Garcia JM,Pinos H,Garcia-Segura LM,Collado P,Grassi D

更新日期：2020-08-07 00:00:00

abstract：:Stiff-person syndrome (SPS) is highly associated with anti-glutamic acid decarboxylase (GAD) antibody. However, GAD antibodies alone appear to be insufficient to cause SPS, and they possibly are involved in only part of its pathophysiology. It is suspected that the symptoms of SPS get precipitated by external stimuli....

journal_title：Frontiers in endocrinology

authors： Lee YY,Lin CW,Chen IW

更新日期：2020-09-02 00:00:00

abstract：:Accumulating evidence shows that H2S has physiological functions in various tissues and organs. It includes regulation of neuronal activity, vascular tension, a release of insulin, and protection of the heart, kidney, and brain from ischemic insult. H2S is produced by enzymes from l-cysteine; cystathionine β-synthase,...

journal_title：Frontiers in endocrinology

authors： Shibuya N,Kimura H

更新日期：2013-07-16 00:00:00

abstract：:To investigate the expression of endothelial nitric oxide synthase (eNOS) and nitric oxide (NO) in the aorta of subclinical hypothyroidism (SCH) rat model. The mechanisms underlying thyrotropin (TSH) affecting eNOS and PGRN expression in human umbilical vein endothelial cells (HUVECs) cultured in vitro were investigat...

journal_title：Frontiers in endocrinology

authors： Jiang F,Wang H,Bao S,Zhou H,Zhang Y,Yan Y,Lai Y,Teng W,Shan Z

更新日期：2018-07-05 00:00:00

abstract：:Anaplastic thyroid cancer is known to be the most lethal malignancy among endocrine tumors for its extremely limited survival rate after diagnosis. As a result of this poor survival prognosis, multimodal therapy is currently under investigation to address this global concern. In this reported case, the 125I seed impla...

journal_title：Frontiers in endocrinology

authors： Niu Y,Ding Z,Deng X,Guo B,Kang J,Wu B,Fan Y

更新日期：2020-04-22 00:00:00