نتایج جستجو برای: hpo axis suppression

تعداد نتایج: 206591  

Journal: :Acta Biologica Marisiensis 2023

Abstract Polycystic Ovarian Syndrome (PCOS) is a disease that characterized by an increased Gonadotropin-Releasing-Hormone (GnRH) pulsatile frequency, causing altered LH/FSH ratio. More precisely Luteinizing Hormone (LH) secretion compared to decreased Follicle-Stimulating (FSH) leads the development of hyperandrogenism and low-level concentration estrogens therefore negative estrogenic feedbac...

2012
Hafid Aitenneite Abdeslam El Bouari Said Sebti Mohamed Saadi Lahcen El Ammari Karim Adil

The asymmetric unit of the title compound, [Zn(HPO(4))(C(2)H(3)N(3))](n), contains one Zn(2+) cation, one (HPO(4))(2-) anion and a 1,2,4 triazole ligand. The Zn(2+) cation is coordinated in a quite regular tetra-hedral geometry by O atoms from three phosphate groups and a tertiary N atom from the triazole ring. Each phosphate anion is connected to three Zn(II) cations, leading to a series of co...

2010
Abderrazzak Assani Mohamed Saadi Lahcen El Ammari

The title compound, {(C(2)H(10)N(2))[Cd(2)(HPO(4))(3)]·H(2)O}(n), was synthesized under hydro-thermal conditions. The structure of this hybrid compound consists of CdO(6), CdO(5) and PO(4) polyhedra arranged so as to build an anionic inorganic layer, namely [Cd(2)(HPO(4))(3)](2-), parallel to the ab plane. The edge-sharing CdO(6) octa-hedra form infinite chains running along the a axis and are ...

2013
Hongling Huang Wenqing Wu Lei Zhang Xin-Yuan Liu

BACKGROUND Evolutionarily conserved Hippo (Hpo) pathway plays a pivotal role in the control of organ size. Although the Hpo pathway regulates proliferation of a variety of epidermal cells, its function in non-ectoderm-derived cells is largely unknown. METHODOLOGY/PRINCIPAL FINDINGS Through methods including fat quantification assays, starvation assays, in vivo labeling assays, we show that ov...

2013
Hong-Ling Huang Shimin Wang Meng-Xin Yin Liang Dong Chao Wang Wei Wu Yi Lu Miao Feng Chuanyang Dai Xiaocan Guo Li Li Bin Zhao Zhaocai Zhou Hongbin Ji Jin Jiang Yun Zhao Xin-Yuan Liu Lei Zhang

The evolutionarily conserved Hippo (Hpo) signaling pathway plays a pivotal role in organ size control by balancing cell proliferation and cell death. Here, we reported the identification of Par-1 as a regulator of the Hpo signaling pathway using a gain-of-function EP screen in Drosophila melanogaster. Overexpression of Par-1 elevated Yorkie activity, resulting in increased Hpo target gene expre...

Journal: :Endocrinology 1999
B N Roy R L Reid D A Van Vugt

Ovarian steroids increase hypothalamic-pituitary-adrenal (HPA) axis activity and sensitize the hypothalamic-pituitary-ovarian (HPO) axis to stress-induced inhibition. The present study investigated the effect of ovarian steroids on CRH and arginine vasopressin (AVP) messenger RNA (mRNA) levels in the rhesus monkey hypothalamus, as both neuropeptides have been shown to stimulate the HPA axis and...

Journal: :Cancer research 1979
R H Wheeler J W Dirks I Lunardi M J Nemiroff

The effects of hyperbaric oxygen (HPO) exposure on the cytotoxicity of Adriamycin (ADM) and nitrogen mustard have been examined in Burkitt's lymphoma cells (P3J) in vitro. Exposure of cells to 3 atmospheres of pressure HPO for 2 hr produces inhibition of DNA synthesis and mitosis. Simultaneous exposure to HPO and ADM results in decreased cytotoxicity compared to drug treatment alone. However, e...

Journal: :Current Biology 2007
Cédric Polesello Nicolas Tapon

The Salvador Warts Hippo (SWH) network limits tissue size in Drosophila and vertebrates [1]. Decreased SWH pathway activity gives rise to excess proliferation and reduced apoptosis. The core of the SWH network is composed of two serine/threonine kinases Hippo (Hpo) and Warts (Wts), the scaffold proteins Salvador (Sav) and Mats, and the transcriptional coactivator Yorkie (Yki) [1]. Two band 4.1 ...

2013
Jingying Hu Shuna Sun Qiu Jiang Shaoyang Sun Wei Wang Yonghao Gui Houyan Song

The hippo (Hpo) signaling pathway plays a critical role in regulation of organ size. The kinase cascade ultimately antagonizes the transcriptional co-activator Yki/YAP, which is a key regulator of cell proliferation and apoptosis. In this study, we performed a knocking down study using antisense morpholino (MO) reagents and found that zebrafish YAP, a key transcriptional co-activator of Hpo pat...

Journal: :Developmental cell 2008
Lei Zhang Fangfang Ren Qing Zhang Yongbin Chen Bing Wang Jin Jiang

The Hippo (Hpo) signaling pathway governs cell growth, proliferation, and apoptosis by controlling key regulatory genes that execute these processes; however, the transcription factor of the pathway has remained elusive. Here we provide evidence that the TEAD/TEF family transcription factor Scalloped (Sd) acts together with the coactivator Yorkie (Yki) to regulate Hpo pathway-responsive genes. ...

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