2011
The PPE18 Protein of Mycobacterium tuberculosis Inhibits NF-κB/rel–Mediated Proinflammatory Cytokine Production by Upregulating and Phosphorylating Suppressor of Cytokine Signaling 3 Protein
Nair S, Pandey AD, Mukhopadhyay S. The PPE18 Protein of Mycobacterium tuberculosis Inhibits NF-κB/rel–Mediated Proinflammatory Cytokine Production by Upregulating and Phosphorylating Suppressor of Cytokine Signaling 3 Protein. The Journal Of Immunology 2011, 186: 5413-5424. PMID: 21451109, DOI: 10.4049/jimmunol.1000773.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, BacterialBacterial ProteinsBlotting, WesternCell LineCell SeparationCytokinesElectrophoretic Mobility Shift AssayFlow CytometryHumansImmunoprecipitationInflammationMacrophagesMycobacterium tuberculosisNF-kappa BPhosphorylationReverse Transcriptase Polymerase Chain ReactionRNA, Small InterferingSignal TransductionSuppressor of Cytokine Signaling 3 ProteinSuppressor of Cytokine Signaling ProteinsTranscription Factor RelATransfectionTuberculosisUp-RegulationConceptsTranscription factorsNF-κB/Rel transcription factorsNuclear translocationNF-κB/RelRel transcription factorsSubsequent intracellular survivalC-Rel transcription factorPhosphorylation sitesTyrosine phosphorylationSpecific knockdownSuccessful infectionIntracellular survivalRel subunitsCytokine signaling-3 (SOCS-3) proteinNovel mechanismIκB kinasePhosphorylationProteinNuclear levelsNF-κB activationSOCS3Phosphorylation of IκBαSuppressorTNF-α productionTranslocation
2010
Glutathione-Redox Balance Regulates c-rel–Driven IL-12 Production in Macrophages: Possible Implications in Antituberculosis Immunotherapy
Alam K, Ghousunnissa, Nair S, Valluri VL, Mukhopadhyay S. Glutathione-Redox Balance Regulates c-rel–Driven IL-12 Production in Macrophages: Possible Implications in Antituberculosis Immunotherapy. The Journal Of Immunology 2010, 184: 2918-2929. PMID: 20164428, DOI: 10.4049/jimmunol.0900439.Peer-Reviewed Original ResearchConceptsIL-12 productionImmune responseGlutathione redox balanceEnhanced Th1 responseProtective Th1 typeTNF-alpha levelsCellular immune responsesIFN-gamma productionIL-12 inductionBacillus Calmette-GuérinIL-12 cytokinesActive tuberculosisTh1 responseTh1 typeGlutathione ethyl esterNAC treatmentP70 productionCalmette-GuérinIntracellular reduced glutathioneP65 NF-kappaB.Pathophysiological disordersNF-kappaB.IkappaBalpha phosphorylationGSH donorMacrophages
2009
The PPE18 of Mycobacterium tuberculosis Interacts with TLR2 and Activates IL-10 Induction in Macrophage
Nair S, Ramaswamy PA, Ghosh S, Joshi DC, Pathak N, Siddiqui I, Sharma P, Hasnain SE, Mande SC, Mukhopadhyay S. The PPE18 of Mycobacterium tuberculosis Interacts with TLR2 and Activates IL-10 Induction in Macrophage. The Journal Of Immunology 2009, 183: 6269-6281. PMID: 19880448, DOI: 10.4049/jimmunol.0901367.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, BacterialBacterial ProteinsCell LineCytokinesExtracellular Signal-Regulated MAP KinasesHumansInterleukin-10LipopolysaccharidesMacrophage ActivationMacrophagesMAP Kinase Kinase 4MonocytesMycobacterium tuberculosisP38 Mitogen-Activated Protein KinasesRecombinant ProteinsSignal TransductionToll-Like Receptor 2TuberculosisConceptsIL-10 inductionIL-10Proline-glutamic acidTh2-type responseIL-10 productionAnti-inflammatory responseMycobacterium tuberculosis strainsTHP-1 macrophagesPPE18 proteinInfected macrophagesTuberculosis strainsTLR2PPE18Synthetic lipopeptideMycobacterium tuberculosisMacrophagesMycobacterium tuberculosis interactsERK 1/2M. smegmatis strainPathophysiological functionsP38 MAPKType responseSilico docking analysisSustained activationPoor level
2006
Nitric oxide inhibits interleukin-12 p40 through p38 MAPK-mediated regulation of calmodulin and c-rel
Boddupalli CS, Ghosh S, Rahim S, Nair S, Ehtesham NZ, Hasnain SE, Mukhopadhyay S. Nitric oxide inhibits interleukin-12 p40 through p38 MAPK-mediated regulation of calmodulin and c-rel. Free Radical Biology And Medicine 2006, 42: 686-697. PMID: 17291992, DOI: 10.1016/j.freeradbiomed.2006.12.014.Peer-Reviewed Original Research