2021
A ligand-insensitive UNC5B splicing isoform regulates angiogenesis by promoting apoptosis
Pradella D, Deflorian G, Pezzotta A, Di Matteo A, Belloni E, Campolungo D, Paradisi A, Bugatti M, Vermi W, Campioni M, Chiapparino A, Scietti L, Forneris F, Giampietro C, Volf N, Rehman M, Zacchigna S, Paronetto MP, Pistocchi A, Eichmann A, Mehlen P, Ghigna C. A ligand-insensitive UNC5B splicing isoform regulates angiogenesis by promoting apoptosis. Nature Communications 2021, 12: 4872. PMID: 34381052, PMCID: PMC8358048, DOI: 10.1038/s41467-021-24998-6.Peer-Reviewed Original ResearchConceptsSplicing isoformsNetrin-1 bindingAlternative splicing factorPost-transcriptional pathwayNetrin-1 receptor UNC5BBlood vessel developmentEndothelial cellsApoptosis-dependent mannerSplicing factorsApoptotic functionTumor angiogenesisNetrin-1Vascular developmentVessel developmentInduces ApoptosisReceptor UNC5BIsoformsApoptosisUNC5BAngiogenesisExonsRegulatorPoor patient outcomesCancer vasculaturePathway
2020
Genetic lineage tracing reveals poor angiogenic potential of cardiac endothelial cells
Kocijan T, Rehman M, Colliva A, Groppa E, Leban M, Vodret S, Volf N, Zucca G, Cappelletto A, Piperno GM, Zentilin L, Giacca M, Benvenuti F, Zhou B, Adams R, Zacchigna S. Genetic lineage tracing reveals poor angiogenic potential of cardiac endothelial cells. Cardiovascular Research 2020, 117: 256-270. PMID: 31999325, PMCID: PMC7797216, DOI: 10.1093/cvr/cvaa012.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAnimalsApelinCalcium-Binding ProteinsCell Line, TumorCell LineageCell ProliferationCellular MicroenvironmentCoronary VesselsEndothelial CellsMice, Inbred BALB CMice, Inbred C57BLMice, TransgenicMuscle, SkeletalNeoplasmsNeovascularization, PathologicNeovascularization, PhysiologicPhenotypeReceptor, Notch1Tumor BurdenTumor MicroenvironmentVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-1ConceptsGenetic lineage tracingCardiac endothelial cellsPro-angiogenic stimuliEndothelial cellsAngiogenic responseSkeletal muscleCardiac ischaemiaApelin expressionLineage tracingAngiogenic potentialCancer cellsVascular endothelial growth factorMyocardial infarction resultsReduced tumor angiogenesisEndothelial growth factorPro-angiogenic moleculesSurgical revascularizationInfarction resultsClinical trialsContractile functionNew arteriolesSame doseTumor massTherapeutic revascularizationCardiomyocyte death