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115篇 您的检索式:作者名="Vera V"
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1Type 3 innate lymphoid cell-derived lymphotoxin prevents microbiota-dependent inflammation显示文摘Splenomegaly is a well-known phenomenon typically associated with inflammation.However,the underlying cause of this phenotype has not been well characterized.Furthermore,the splenomegaly phenotype seen in lymphotoxin(LT)signaling-deficient mice is characterized by increased numbers of splenocytes and splenic neutrophils.Splenomegaly,as well as the related phenotype of increased lymphocyte counts in non-lymphoid tissues,is thought to result from the absence of secondary lymphoid tissues in LT-deficient mice.We now present evidence that mice deficient in LTα1β2 or LTβR develop splenomegaly and increased numbers of lymphocytes in non-lymphoid tissues in a microbiota-dependent manner.Antibiotic administration to LTα1β2-or LTβR-deficient mice reduces splenomegaly.Furthermore,re-derived germ-free Ltbr−/−mice do not exhibit splenomegaly or increased inflammation in non-lymphoid tissues compared to specific pathogen-free Ltbr−/−mice.By using various LTβ-and LTβR-conditional knockout mice,we demonstrate that retinoic acid-related orphan receptorγT-positive type 3 innate lymphoid cells provide the required active LT signaling to prevent the development of splenomegaly.Thus,this study demonstrates the importance of LT-mediated immune responses for the prevention of splenomegaly and systemic inflammation induced by microbiota.Yuan Zhang Tae-Jin Kim Joanna A Wroblewska Vera Tesic Vaibhav Upadhyay Ralph R Weichselbaum Alexei V Tumanov Hong Tang Xiaohuan Guo Haidong Tang Yang-Xin Fu 2018Cellular & Molecular Immunology2018,15,7:3
2Color Doppler sonography and angioscintigraphy in hepatic Hodgkin's lymphoma显示文摘AIM:To estimate the characteristics of Color Doppler findings and the results of hepatic radionuclide angiography (HRA) in secondary Hodgkin's hepatic lymphoma.METHODS:The research included patients with a diagnosis of Hodgkin's lymphoma with metastatic focal lesions in the liver and controls.Morphologic characteristics of focal liver lesions and hemodynamic parameters were examined by pulsed and Color Doppler in the portal,hepatic and splenic veins were examined.Hepatic perfusion index (HPI) estimated by HRA was calculated.RESULTS:In the majority of patients,hepatomegaly was observed.Lesions were mostly hypoechoic and mixed,solitary or multiple.Some of the patients presented with dilated splenic veins and hepatofugal blood flow.A pulse wave was registered in the centre and at the margins of lymphoma.The average velocity of the pulse wave was higher at the margins (P>0.05).A continuous venous wave was found only at the margins of lymphoma.There was no linear correlation between lymphoma size and velocity of pulse and continuous wave (r=390,P<0.01).HPI was significantly lower in patients with lymphomas than in controls (P<0.05),pointing out increased arterial perfusion in comparison to portal perfusion.CONCLUSION:Color Doppler ultrasonography is a sensitive method for the detection of neovascularization in Hodgkin's hepatic lymphoma and estimation of its intensity.Hepatic radionuclide angiography can additionally help in the assesment of vascularisation of liver lesions.Mirjana V Stojkovi Vera M Artiko Irena B Radoman Slavko J Knezevi Snezana M Luki Mirko D Kerkez Nebojsa S Leki Andrija A Anti Marinko M Zuvela Vitomir I Rankovi Milorad N Petrovi Dragana P obi Vladimir B Obradovi 2009World Journal of Gastroenterology2009,15,26:2
3Model acupuncture point:Bone marrow-derived stromal stem cells are moved by a weak electromagnetic field显示文摘AIM To show the existence of a structural formative role of magnetic fields(MFs) with respect to biological objects by using our proposed model of an acupoint.METHODS We introduced a magnetised 10-100 μT metal rod(needle) into culture dishes with a negatively charged working surface and observed during 24 h how cells were arranged by MFs and by electrical fields(EFs) when attached. Rat and human bone marrow-derived stromal stem cells(r BMSCs and h BMSCs), human nonadherent mononuclear blood cells, NCTCs and A172 cells, and Escherichia coli(E. coli) were evaluated. The dish containing BMSCs was defined as the model of an acupoint. r BMSCs proliferative activity affected by the needle was investigated. For investigating electromagnetic field structures, we used the gas discharge visualisation(GDV) method.RESULTS During 24 h of incubation in 50-mm culture dishes, BMSCs or the nonadherent cells accumulated into a central heap in each dish. BMSCs formed a torus(central ring) with an inner diameter of approximately10 mm only upon the introduction of the needle in the centre of the dish. The cells did not show these effects in 35- or 90-mm culture dishes or hydrophobic dishes or rectangular cuvettes. NCTCs and A172 cells showed unstable the effects and only up to two weeks after thawing. Moreover, we observed that the appearance of these effects depended on the season. In winter, BMSCs showed no the effects. GDV experiments revealed that the resonant annular illumination gradually formed from 10 to 18-20 s in polar solutions with and without cell suspension of BMSCs, NCTCs and E. coli when using circular 50-mm dishes, stimulation at 115 V and switching of the electrode poles at 1 kH z. All these data demonstrate the resonant nature of the central ring. Significant influence of MFs on the rB MSC proliferation rate was not observed.CONCLUSION BMSCs can be moved by MFs when in the presence of a constant EF and MF, when the cells are in the responsive functional state, and when there is a resonant relationship between them.Artem N Emelyanov Marina V Borisova Vera V Kiryanova 2016World Journal of Stem Cells2016,8,10:2
4Ramucirumab plus docetaxel versus placebo plus docetaxel for second-line treatment of stage IV non-small-cell lung cancer after disease progression on platinum-based therapy (REVEL): a multicentre, double-blind, randomised phase 3 trial显示文摘Edward B Garon Tudor-Eliade Ciuleanu Oscar Arrieta Kumar Prabhash Konstantinos N Syrigos Tuncay Goksel Keunchil Park Vera Gorbunova Ruben Dario Kowalyszyn Joanna Pikiel Grzegorz Czyzewicz Sergey V Orlov Conrad R Lewanski Michael Thomas Paolo Bidoli Shaker 2014The Lancet2014,,:2
5A single nucleotide polymorphism in the first intron of the human IFN-γ gene:显示文摘Vera Pravica Chris Perrey Adam Stevens Jar-How Lee Ian V Hutchinson 2000Human Immunology2000,,9:2
6Final safety results of BO17704(A-VAiL):a phase III randomized study of first-line bevacizumab(BV)and cisplatin/gemcitabine(CG)in patients(pts)with ad-vanced or recurrent nonsquamous non-small cell lung cancer(NSCLC)显示文摘Hirsh V Ramlau R von Pawel J Zatloukal P Vera G Leighl N Mezger J Archer V Reck M 2009J Clin Oncol2009,,:1
7Malassezia globosa as the causative agent of pityfiasis vcrsicolor显示文摘Crespo Erchiga V Ojeda Martos A Vera Casano A 2000Br J Dermatol2000,143,4:1
8Stability of Ag nanoparticles dispersed in amphiphilic organic matrix显示文摘Elena I S Vera V K Victor V K 2004Journal of Crystal Growth2004,21,:1
9Epidemio- logy of gout in women: fifty-two-year followup of a prospec- tive cohort显示文摘BHOLE V DE VERA M RAHMAN M M 2010Arthritis and Rheumatism2010,62,4:1
10Developmental regulation of a cytosolic ascorbate peroxidase gene from tomato plants显示文摘Gadea J Conejero V Vera P 1999Molecular and General Genetics1999,262,2:1
11Strategies to improve chitosan hemocompati- bility: a review显示文摘Vera B Liliana V 2014Eur Polym J2014,53,:1
12The phenylurea cytokinin 4PU-30 protects maize plants against glyphosate action显示文摘ISKREN G S VERA S A SERGEI V I 2006Pesticide Biochemistry and Physiology2006,85,3:1
13Global seasonality of rotavirus disease显示文摘Patel M M Pitzer V E Alonso W J Vera D Lopman B Tate J Viboud C Parashar U D 2013Pediatr Infect Dis J2013,32,4:1
14Extraction of cellulose and preparation of nanocellulose from sisal fibers显示文摘Juan I. Morán Vera A. Alvarez Viviana P. Cyras Analia Vázquez 2008Cellulose2008,,:1
15RGD-based cell ligands for cell-targeted drug delivery act as po-tent trophic factors显示文摘Domingo-Espin J Petegnief V de Vera N 2012Nanomedicine2012,,:1
16Observing nonreactively: A con- ditional process model linking mindfulness facets,cognitive emotion regulation strategies, and depression and anxiety symptoms显示文摘Alethea D Vera V Joshua C 2014J Affect Disord2014,165,:1
17Effect of immediate and delayed post preparation on apical dye leakage using two different sealers显示文摘Karapanou V Vera J Cabrera P 1996J Endod1996,22,11:1
18The JKMRC high bubble surface area flux flotation cell 显示文摘Vera M A Franzidis J P Manlapig E V 1999Minerals Engineering1999,12,5:1
19Disease severity in familial cases of IBD显示文摘M. Andreu L. Márquez E. Domènech J.P. Gisbert V. García I. Marín-Jiménez M. Pe?alva F. Gomollón X. Calvet O. Merino E. Garcia-Planella N. Vázquez-Romero M. Esteve P. Nos A. Gutiérrez I. Vera J.L. Cabriada M.D. Martín A. Ca?as-Ventura J. Panés 2014Journal of Crohn’s and Colitis2014,,3:1
20Activity assessment of certain nitrogen and sulfur heterocyclic compounds as potential additive in four ball test 显示文摘SINGH T BHATTACHARYA A VERA V K 1989Lubric Eng1989,46,:1
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