2017
A Cell Culture Model of Resistance Arteries.
Biwer L, Lechauve C, Vanhoose S, Weiss M, Isakson B. A Cell Culture Model of Resistance Arteries. Journal Of Visualized Experiments 2017 PMID: 28930992, PMCID: PMC5752193, DOI: 10.3791/55992.Peer-Reviewed Original ResearchConceptsCell culture modelCell typesMyoendothelial junctionsEndothelial cell polarizationPlating of cellsIntact cell layerDifferent cell typesSignaling microdomainCulture modelSpecific proteinsCell polarizationPhysiological relevanceActivity assaysProtein isolationSmooth muscle cellsVascular cellsMuscle cellsImmunofluorescent analysisIntact resistance arteriesProteinCellsMuscle fractionsIsolationCell layerVCCCCalreticulin localized to the myoendothelial junction mediates heterocellular communication in resistance arteries
Biwer L, Good M, Hong K, Patel R, Agrawal N, Looft‐Wilson R, Sonkusare S, Isakson B. Calreticulin localized to the myoendothelial junction mediates heterocellular communication in resistance arteries. The FASEB Journal 2017, 31 DOI: 10.1096/fasebj.31.1_supplement.681.12.Peer-Reviewed Original ResearchEndoplasmic reticulumHeterocellular communicationSmooth muscle cellsER retention signal KDELMyoendothelial junctionsExpression of ERCa 2Proteomic screenConditional knockout micePresence of calreticulinSecond messengerCell extensionsER-TrackerBidirectional signalingBinding proteinCalcium binding proteinSignificant enrichmentCalreticulinER calciumAgonist stimulationCytoplasmic contactMuscle cellsProteinKnockout miceSmooth muscle agonists
2016
Endoplasmic reticulum‐mediated signalling in cellular microdomains
Biwer L, Isakson B. Endoplasmic reticulum‐mediated signalling in cellular microdomains. Acta Physiologica 2016, 219: 162-175. PMID: 26973141, PMCID: PMC5018912, DOI: 10.1111/apha.12675.Peer-Reviewed Original ResearchConceptsEndoplasmic reticulumER-mitochondria junctionsImportant cellular organellesSpecific membrane proteinsSynthesis of proteinsLocalized proteinsER membraneCellular physiologyLipid signalingCellular signalingER architectureMembrane proteinsPhospholipid synthasesCellular stressCellular organellesCellular microdomainsOrganism homeostasisCytoplasmic networkSignalingPhospholipid transferIon channelsLipid synthesisTransfer proteinProteinElement expression