Up-regulation of Thrombospondin-2 in Akt1-null Mice Contributes to Compromised Tissue Repair Due to Abnormalities in Fibroblast Function*
Bancroft T, Bouaouina M, Roberts S, Lee M, Calderwood DA, Schwartz M, Simons M, Sessa WC, Kyriakides TR. Up-regulation of Thrombospondin-2 in Akt1-null Mice Contributes to Compromised Tissue Repair Due to Abnormalities in Fibroblast Function*. Journal Of Biological Chemistry 2014, 290: 409-422. PMID: 25389299, PMCID: PMC4281743, DOI: 10.1074/jbc.m114.618421.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell MovementFibroblastsGene Expression RegulationGenetic Complementation TestIntegrin beta1MiceMice, KnockoutNeuropeptidesNitric Oxide Synthase Type IIIPrimary Cell CultureProto-Oncogene Proteins c-aktRac1 GTP-Binding ProteinRNA, Small InterferingSignal TransductionSkinThrombospondinsWound HealingWounds, NonpenetratingPodocyte-associated talin1 is critical for glomerular filtration barrier maintenance
Tian X, Kim JJ, Monkley SM, Gotoh N, Nandez R, Soda K, Inoue K, Balkin DM, Hassan H, Son SH, Lee Y, Moeckel G, Calderwood DA, Holzman LB, Critchley DR, Zent R, Reiser J, Ishibe S. Podocyte-associated talin1 is critical for glomerular filtration barrier maintenance. Journal Of Clinical Investigation 2014, 124: 1098-1113. PMID: 24531545, PMCID: PMC3934159, DOI: 10.1172/jci69778.Peer-Reviewed Original ResearchConceptsNephrotic syndromeFoot process effacementLoss of talin1Glomerular filtration barrierGlomerular injuryMurine modelProcess effacementKidney's glomerular filtration barrierFiltration barrierGlomerular basement membraneSevere proteinuriaKidney failurePharmacologic inhibitionSyndromeBarrier maintenanceCalpain activityIntegrin activationEpithelial cellsPodocytesModest reductionΒ1 integrin activationBasement membranePathogenesisInjuryCytoskeletal protein talin1