2020
Inhibiting calpain 1 and 2 in cyclin G associated kinase–knockout mice mitigates podocyte injury
Tian X, Inoue K, Zhang Y, Wang Y, Sperati CJ, Pedigo CE, Zhao T, Yan M, Groener M, Moledina DG, Ebenezer K, Li W, Zhang Z, Liebermann D, Greene L, Greer P, Parikh CR, Ishibe S. Inhibiting calpain 1 and 2 in cyclin G associated kinase–knockout mice mitigates podocyte injury. JCI Insight 2020, 5: e142740. PMID: 33208557, PMCID: PMC7710277, DOI: 10.1172/jci.insight.142740.Peer-Reviewed Original ResearchConceptsCalpain-1Chronic kidney diseaseDegree of proteinuriaCalpain inhibitor IIIGlomeruli of patientsProgressive proteinuriaCalpain protease activityGlobal glomerulosclerosisGlomerular injuryKidney functionKidney diseaseKidney failureCalcium dysregulationPodocyte injuryPodocyte-specific deletionPodocyte damageG associated kinaseProtective roleCalpain activationProteinuriaGlomerulosclerosisMiceReduced expressionStriking increaseInjury
2017
Loss of the podocyte glucocorticoid receptor exacerbates proteinuria after injury
Zhou H, Tian X, Tufro A, Moeckel G, Ishibe S, Goodwin J. Loss of the podocyte glucocorticoid receptor exacerbates proteinuria after injury. Scientific Reports 2017, 7: 9833. PMID: 28852159, PMCID: PMC5575043, DOI: 10.1038/s41598-017-10490-z.Peer-Reviewed Original ResearchConceptsKnockout miceGlucocorticoid receptorNephrotic syndromeSimilar renal functionMainstay of therapyReceptor knockout miceTreatment of proteinuriaFoot process effacementMechanism of actionImmunomodulatory therapyRenal functionGlomerular injuryProtein excretionKO miceCommon disorderNephrotoxic serumPodocyte injuryPodocyte-specific deletionMouse modelSlit diaphragm proteinsWild-type podocytesProcess effacementProteinuriaUnstimulated conditionsKnockout animals