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54篇 您的检索式:作者名="Doucet L"
    题名 作者 年代 出处 被引量
1The hypoxia-inducible factor-1α activates ectopic production of fibroblast growth factor 23 in tumor-induced osteomalacia显示文摘Tumor-induced osteomalacia(TIO) is a rare paraneoplastic syndrome in which ectopic production of fibroblast growth factor 23(FGF23) by non-malignant mesenchymal tumors causes phosphate wasting and bone fractures. Recent studies have implicated the hypoxia-inducible factor-1α(HIF-1α) in other phosphate wasting disorders caused by elevated FGF23, including X-linked hypophosphatemic rickets and autosomal dominant hypophosphatemia. Here we provide evidence that HIF-1α mediates aberrant FGF23 in TIO by transcriptionally activating its promoter. Immunohistochemical studies in phosphaturic mesenchymal tumors resected from patients with documented TIO showed that HIF-1α and FGF23 were co-localized in spindleshaped cells adjacent to blood vessels. Cultured tumor tissue produced high levels of intact FGF23 and demonstrated increased expression of HIF-1α protein. Transfection of MC3T3-E1 and Saos-2 cells with a HIF-1α expression construct induced the activity of a FGF23 reporter construct. Prior treatment of tumor organ cultures with HIF-1α inhibitors decreased HIF-1α and FGF23 protein accumulation and inhibited HIF-1α-induced luciferase reporter activity in transfected cells. Chromatin immunoprecipitation assays confirmed binding to a HIF-1α consensus sequence within the proximal FGF23 promoter, which was eliminated by treatment with a HIF-1α inhibitor. These results show for the first time that HIF-1α is a direct transcriptional activator of FGF23 and suggest that upregulation of HIF-1α activity in TIO contributes to the aberrant FGF23 production in these patients.Qian Zhang Michele Doucet Ryan E Tomlinson Xiaobin Han L Darryl Quarles Michael T Collins Thomas L Clemens 2016Bone Research2016,4,2:6
2Hypoglycaemia and dementia in diabetic patients显示文摘Bauduceau B Doucet J Bordier L 2010Diabetes Metab2010,36,13:1
3Persistent organic pollutant residues in human fetal liver and placenta from Greater Montreal, Quebec : a longitudinal study from 1998 through 2006 显示文摘Doucet J Tague B Arnold D L 2009Environ Health Perspect2009,117,4:1
4Neuromuscular electrical stimulation for skeletal muscle function显示文摘Doucet BM Lam A Griffin L 2012Yale J Biol Med2012,85,2:1
5Subjective Identities and Identity Communication Processes in Information Technology Teams显示文摘Thatcher S M B Doucet L Tuncel E 2003Research on Managing Groups and Teams2003,,5:1
6Persistent organic pollutant residues in human fetal liver and placenta from Greater Montreal, Quebec: A longitudinal study from 1998 through 2006显示文摘Doucet J Tague B Arnold D L 2009Environ Health Perspect2009,117,4:1
7Hydrodynamics characterization of rotor-stator mixer with viscous fluids显示文摘Doucet L Ascanio G Tanguy PA 2005Chemical Engineering Research andDesign2005,83,10:1
8Complications of cardiac catheterization in the current era: A single-center experience显示文摘Chandrasekar B Doucet S Bilodeau L 2001Catheter Cardiovasc Interv2001,52,:1
9Composition of the Lithospheric Mantle in the Siberian Craton : New Constraints from Fresh Peridotites in the Udachnaya-East Kimberlite 显示文摘IONOV D A DOUCET L S ASHCHEPKOV I V 2010Journal of Petrology2010,51,11:1
10The Origin of Coarse Garnet Peridotites in Cratonic Litho- sphere:New Data on Xenoliths from the Udaehnaya Kimberlite, Central Siberia显示文摘DOUCET L S IONOV D A GOLOVIN A V 2013Contributions to Min- eralogy and Petrology2013,165,6:1
11Radioimmuno assay of a New Angiotensin-Converting Enzyme-Inhibi- tor (Perindopril) in Human Plasma and Urine- Advanta- ges of Coupling Anion-Exchange Column Chromatogra- phy with Radioimmunoassay显示文摘Doucet L Deveyrac B Delaage M 1990Journal of Pharmaceu- tical Sciences1990,79,8:1
12Neuromuscular electrical stim-ulation for skeletal muscle function 显示文摘Doucet BM Lam A Griffin L 2012Yale J Biol Med2012,85,2:1
13Enhancement of angiozgenesis by bFGF in mandibular bone graft healing in the rabbit显示文摘EPPLEY B L DOUCET M CONNOLLY D 1988J Oral Maxillofac Surg1988,46,3:1
14Regional and laminar density of the dopamine innervation in adult rat cerebral cortex显示文摘Descarries L Lemay B Doucet G 1987Neuroscience1987,21,3:1
15Complications of cardiac catheterization in the current era:a single center experience显示文摘Chandrasekar B Doucet S Bilodeau L 2001Catheter Cardiovase Interv2001,52,3:1
16Hypoglycemia and dementia in diabetic patients 显示文摘Bauduceau B Doucet J Bordier L 2010Diabetes Metab2010,36,3:1
17A contemporary experience of open aortic reconstruction in patients with chronic atherosclerotic occlusion of the abdominal aorta显示文摘West CA Jr Johnson LW Doucet L 2010J Vasc Surg2010,52,5:1
18Enhancement of angiogenesis by bFGF in mandibular bone graft healing in the rabbit 显示文摘Eppley B L Doucet M Connolly D T 1988J Oral Maxillofac Surg1988,46,5:1
19Regional and laminar density of the dopamine innervation in adult rat cerebral cortex 显示文摘Descarries L Lemay B Doucet G 1987Neuro- science1987,21,:1
20ttydrodynamics Characterization of Rotor-Stator Mixer With Viscous Flu- ids 显示文摘Doucet L Ascanio G A Tanguy P A 2005Chemical Engineering Research and Design2005,83,11:1
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