2013
CXCL12 induces hepatic stellate cell contraction through a calcium-independent pathway
Saiman Y, Agarwal R, Hickman DA, Fausther M, El-Shamy A, Dranoff JA, Friedman SL, Bansal MB. CXCL12 induces hepatic stellate cell contraction through a calcium-independent pathway. AJP Gastrointestinal And Liver Physiology 2013, 305: g375-g382. PMID: 23812037, PMCID: PMC3761245, DOI: 10.1152/ajpgi.00185.2012.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCalciumCell LineCell ShapeChelating AgentsChemokine CXCL12CollagenDose-Response Relationship, DrugGelsHepatic Stellate CellsHumansMiceMyosin Light ChainsPhenotypePhosphorylationProtein Kinase InhibitorsReceptors, CXCR4Recombinant ProteinsRho-Associated KinasesRNA InterferenceSignal TransductionTransfectionConceptsHepatic stellate cellsChronic liver diseaseStellate cell contractionPortal hypertensionLiver diseaseLiver fibrosisSmall molecule inhibitorsStimulation of HSCsHepatic stellate cell contractionEnd-stage liver diseaseGel contractionActivated hepatic stellate cellsAddition of AMD3100Functional chemokine receptorsIntrahepatic blood flowCXCR4-dependent mannerCell contractionDeath of patientsRho-kinase pathwayMolecule inhibitorsCollagen gel latticeRho-kinase inhibitorCalcium-independent fashionCalcium-independent pathwayMyosin light chain phosphorylation
2007
Molecular basis for calcium signaling in hepatic stellate cells
Kruglov EA, Correa PR, Arora G, Yu J, Nathanson MH, Dranoff JA. Molecular basis for calcium signaling in hepatic stellate cells. AJP Gastrointestinal And Liver Physiology 2007, 292: g975-g982. PMID: 17204544, DOI: 10.1152/ajpgi.00401.2006.Peer-Reviewed Original ResearchMeSH KeywordsActive Transport, Cell NucleusAdenosine TriphosphateAnimalsCalcium SignalingCalreticulinCell NucleusCell ShapeCell Surface ExtensionsCells, CulturedEndoplasmic ReticulumInositol 1,4,5-Trisphosphate ReceptorsLiverLiver CirrhosisMaleMicroscopy, ConfocalMicroscopy, VideoRatsRats, Sprague-DawleyReceptors, Purinergic P2RNA, MessengerTime FactorsConceptsHepatic stellate cellsCell extensionsLipid-storing cellsSubcellular organizationLiver fibrosisMolecular basisStellate cellsSubcellular signalingTrisphosphate receptorChronic liver failureProgressive liver fibrosisSufficient machineryExtracellular ATPMyofibroblastic transdifferentiationOrgan fibrosisLiver failureP2Y receptorsHealthy liverATPLocal controlCellsCritical stepLocal applicationImportant mediatorFibrosis