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Search: id:"swepub:oai:lup.lub.lu.se:cff4d385-d9a8-4e9d-8d87-0d2831e04750" > Viral Stimuli Trigg...

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LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00004538naa a2200385 4500
001oai:lup.lub.lu.se:cff4d385-d9a8-4e9d-8d87-0d2831e04750
003SwePub
008160404s2012 | |||||||||||000 ||eng|
024a https://lup.lub.lu.se/record/20078922 URI
024a https://doi.org/10.1159/0003291312 DOI
040 a (SwePub)lu
041 a engb eng
042 9 SwePub
072 7a art2 swepub-publicationtype
072 7a ref2 swepub-contenttype
100a Calvén, Jennyu Lund University,Lunds universitet,Respiratorisk immunofarmakologi,Forskargrupper vid Lunds universitet,Respiratory Immunopharmacology,Lund University Research Groups4 aut0 (Swepub:lu)med-jca
2451 0a Viral Stimuli Trigger Exaggerated Thymic Stromal Lymphopoietin Expression by Chronic Obstructive Pulmonary Disease Epithelium: Role of Endosomal TLR3 and Cytosolic RIG-I-Like Helicases.
264 c 2011-06-20
264 1b S. Karger AG,c 2012
520 a Background: Rhinovirus (RV)-induced chronic obstructive pulmonary disease (COPD) exacerbations exhibit TH(2)-like inflammation. We hypothesized that RV-infected bronchial epithelial cells (BEC) overproduce TH(2)-switching hub cytokine, thymic stromal lymphopoietin (TSLP) in COPD. Methods: Primary BEC from healthy (HBEC) and from COPD donors (COPD-BEC) were grown in 12-well plates, infected with RV16 (0.5-5 MOI) or stimulated with agonists for either toll-like receptor (TLR) 3 (dsRNA, 0.1-10 μg/ml) or RIG-I-like helicases (dsRNA-LyoVec, 0.1-10 μg/ml). Cytokine mRNA and protein were determined (RTqPCR; ELISA). Results: dsRNA dose-dependently evoked cytokine gene overproduction of TSLP, CXCL8 and TNF-α in COPD-BEC compared to HBEC. This was confirmed using RV16 infection. IFN-β induction did not differ between COPD-BEC and HBEC. Endosomal TLR3 inhibition by chloroquine dose-dependently inhibited dsRNA-induced TSLP generation and reduced generation of CXCL8, TNF-α, and IFN-β. Stimulation of cytosolic viral sensors (RIG-I-like helicases) with dsRNA-LyoVec increased production of CXCL8, TNF-α, and IFN-β, but not TSLP. Conclusions: Endosomal TLR3-stimulation, by dsRNA or RV16, induces overproduction of TSLP in COPD-BEC. dsRNA- and RV-induced overproduction of TNF-α and CXCL8 involves endosomal TLR3 and cytosolic RIG-I-like helicases and so does the generation of IFN-β in COPD-BEC. RV16 and dsRNA-induced epithelial TSLP may contribute to pathogenic effects at exacerbations and development of COPD.
650 7a MEDICIN OCH HÄLSOVETENSKAPx Medicinska och farmaceutiska grundvetenskaperx Immunologi inom det medicinska området0 (SwePub)301102 hsv//swe
650 7a MEDICAL AND HEALTH SCIENCESx Basic Medicinex Immunology in the medical area0 (SwePub)301102 hsv//eng
700a Yudina, Yulyanau Lund University,Lunds universitet,Lungbiologi,Forskargrupper vid Lunds universitet,Lung Biology,Lund University Research Groups4 aut0 (Swepub:lu)med-yyi
700a Hallgren, Oskaru Lund University,Lunds universitet,Lungbiologi,Forskargrupper vid Lunds universitet,Lungmedicin, allergologi och palliativ medicin,Sektion II,Institutionen för kliniska vetenskaper, Lund,Medicinska fakulteten,Lung Biology,Lund University Research Groups,Respiratory Medicine, Allergology, and Palliative Medicine,Section II,Department of Clinical Sciences, Lund,Faculty of Medicine4 aut0 (Swepub:lu)mmb-oha
700a Westergren-Thorsson, Gunillau Lund University,Lunds universitet,Lungbiologi,Forskargrupper vid Lunds universitet,Lung Biology,Lund University Research Groups4 aut0 (Swepub:lu)medk-gwt
700a Davies, Donna E4 aut
700a Brandelius, Angelicau Lund University,Lunds universitet,Respiratorisk immunofarmakologi,Forskargrupper vid Lunds universitet,Respiratory Immunopharmacology,Lund University Research Groups4 aut0 (Swepub:lu)an2703br
700a Uller, Lenau Lund University,Lunds universitet,Lungbiologi,Forskargrupper vid Lunds universitet,Lung Biology,Lund University Research Groups4 aut0 (Swepub:lu)mphy-lul
710a Respiratorisk immunofarmakologib Forskargrupper vid Lunds universitet4 org
773t Journal of Innate Immunityd : S. Karger AGg 4, s. 86-99q 4<86-99x 1662-811Xx 1662-8128
856u http://www.ncbi.nlm.nih.gov/pubmed/21691053?dopt=Abstracty FULLTEXT
856u http://dx.doi.org/10.1159/000329131y FULLTEXT
856u https://www.karger.com/Article/Pdf/329131
8564 8u https://lup.lub.lu.se/record/2007892
8564 8u https://doi.org/10.1159/000329131

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