2005
Defective Jak-Stat Activation in Hepatoma Cells Is Associated with Hepatitis C Viral IFN- Resistance
Zhu H, Nelson D, Crawford J, Liu C. Defective Jak-Stat Activation in Hepatoma Cells Is Associated with Hepatitis C Viral IFN- Resistance. Journal Of Interferon & Cytokine Research 2005, 25: 528-539. PMID: 16181053, DOI: 10.1089/jir.2005.25.528.Peer-Reviewed Original ResearchMeSH KeywordsAntiviral AgentsCarcinoma, HepatocellularCell Line, TumorDNA-Binding ProteinsDrug Resistance, ViralHepacivirusHumansInterferon-alphaLiverLiver NeoplasmsMutationProtein-Tyrosine KinasesRepliconRepressor ProteinsSTAT3 Transcription FactorSuppressor of Cytokine Signaling 3 ProteinSuppressor of Cytokine Signaling ProteinsTrans-ActivatorsTranscription FactorsViral Nonstructural ProteinsConceptsIFN resistanceHCV subgenomic replicon cell culture systemViral infectionChronic hepatitis C viral infectionIFN-sensitive cell linesHepatitis C viral infectionIFN stimulationCell linesRibavirin combination therapyMajority of patientsC viral infectionSTAT3 activationResistant cell linesIFN monotherapyIFN therapySuppressor of cytokineCombination therapyIFN sensitivityJAK-STAT activationIFNPotential mechanismsLong-term cultureCell culture systemExhibit alterationsJAK-STAT
2004
STAT3 induces anti-hepatitis C viral activity in liver cells
Zhu H, Shang X, Terada N, Liu C. STAT3 induces anti-hepatitis C viral activity in liver cells. Biochemical And Biophysical Research Communications 2004, 324: 518-528. PMID: 15474458, DOI: 10.1016/j.bbrc.2004.09.081.Peer-Reviewed Original ResearchMeSH KeywordsAntiviral AgentsBlotting, NorthernBlotting, WesternCarcinoma, HepatocellularCell LineCell Line, TumorCytokinesDNA-Binding ProteinsDose-Response Relationship, DrugEnzyme InhibitorsGenes, DominantHepacivirusHumansInflammationInterferonsInterleukin-6LigandsLiverLiver NeoplasmsLuciferasesPlasmidsProtein Structure, TertiaryReverse Transcriptase Polymerase Chain ReactionRibavirinRNARNA, MessengerSTAT3 Transcription FactorTime FactorsTrans-ActivatorsTransfectionTyrphostinsConceptsAnti-HCV activityInterferon alphaSTAT3 activationHuman hepatoma cellsHepatitis C virus infectionHCV subgenomic RNA replicationMain therapeutic regimenC virus infectionChronic liver diseaseCytokines IL-6Replicon cell linesIntracellular antiviral stateCell linesHepatoma cellsLiver diseaseTherapeutic regimenActivation of STAT3IL-6Virus infectionEstrogen receptorIFN treatmentAntiviral genesAntiviral pathwaysAntiviral activityAntiviral state
2003
Gene expression associated with interferon alfa antiviral activity in an HCV replicon cell line
Zhu H, Zhao H, Collins C, Eckenrode S, Run Q, McIndoe R, Crawford J, Nelson D, She J, Liu C. Gene expression associated with interferon alfa antiviral activity in an HCV replicon cell line. Hepatology 2003, 37: 1180-1188. PMID: 12717400, DOI: 10.1053/jhep.2003.50184.Peer-Reviewed Original ResearchMeSH KeywordsAntiviral AgentsCarcinoma, HepatocellularDNA-Binding ProteinsGene ExpressionHepacivirusHepatitis C, ChronicHepatocytesHumansInterferon-alphaLiver NeoplasmsRNA, ViralSignal TransductionSTAT1 Transcription FactorSTAT3 Transcription FactorTrans-ActivatorsTumor Cells, CulturedViral ProteinsVirus ReplicationConceptsIFN-alpha antiviral activityIFN-alphaAntiviral activityReplicon cellsHCV replicon cell culture systemChronic hepatitis C viral infectionHepatitis C viral infectionHCV subgenomic RNA replicationHCV replicon cell linesC viral infectionOnly therapeutic optionDirect antiviral activityReplicon cell linesAnti-HCV activityHepatoma cellsDifferent gene expression profilesFeasible experimental modelIFN-alpha signalingCDNA microarray analysisGene expression profilesTherapeutic optionsActivation of STAT3Antiviral efficacyViral infectionResponsive genes
1998
Cloning and expression of a cDNA encoding the large subunit of duck replication factor C1Genbank accession number: U60144.1
Guo J, Liu C, Mason W, Pugh J. Cloning and expression of a cDNA encoding the large subunit of duck replication factor C1Genbank accession number: U60144.1. Biochimica Et Biophysica Acta 1998, 1395: 293-300. PMID: 9512663, DOI: 10.1016/s0167-4781(97)00174-7.Peer-Reviewed Original ResearchAmino Acid SequenceAnimalsBacteriophage lambdaBase SequenceCloning, MolecularDNA ReplicationDNA, ComplementaryDNA-Binding ProteinsDrosophilaDucksGene LibraryHomeodomain ProteinsHumansLiverMacromolecular SubstancesMiceMinor Histocompatibility AntigensMolecular Sequence DataMolecular WeightProto-Oncogene Proteins c-bcl-2Replication Protein CRepressor ProteinsSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSequence AlignmentSequence Homology, Amino Acid
1994
Identification of factor-binding sites in the duck hepatitis B virus enhancer and in vivo effects of enhancer mutations.
Liu C, Mason W, Burch J. Identification of factor-binding sites in the duck hepatitis B virus enhancer and in vivo effects of enhancer mutations. Journal Of Virology 1994, 68: 2286-96. PMID: 8139013, PMCID: PMC236704, DOI: 10.1128/jvi.68.4.2286-2296.1994.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceCell NucleusCells, CulturedDNA Mutational AnalysisDNA, ViralDNA-Binding ProteinsDucksEnhancer Elements, GeneticHepatitis B Virus, DuckHepatocyte Nuclear Factor 1Hepatocyte Nuclear Factor 1-betaLiverMolecular Sequence DataMutagenesis, Site-DirectedNuclear ProteinsPancreasProtein BindingTranscription FactorsConceptsHepatitis B virus enhancerVirus replicationDuck hepatitis B virus replicationHepatitis B virus replicationB virus replicationHepatitis B virusCore gene promoterLMH chicken hepatoma cellsHuman growth hormoneB virusLiver-enriched transcription factorsTwo- to fourfoldVivo effectsIntact viral genomeGrowth hormoneVirus enhancerPrimary hepatocyte culturesShort-term assaysProductive infectionSignificant inhibitionVirus RNA synthesisVirusCell linesHepatoma cellsFactor-binding sites