Research Paper Volume 4, Issue 11 pp 803—822

Modeling of lamin A/C mutation premature cardiac aging using patient-specific induced pluripotent stem cells

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Figure 6. Electrical stimulation inducing apoptosis in cardiomyocytes derived from LMNAR225X/WT &LMNAFrameshift/WT iPSCs. Representative TUNEL assay and co-immunofluorescence staining of alpha-actinin in cardiomyocytes derived from (A) LMNAWT/WT iPSCs. (B) LMNAR225X/WT iPSCs. (C) LMNAFrameshift/WT iPSCs. (D) LMNAWT/WT iPSCs treated with mock shRNA. (E) LMNAWT/WT iPSCs treated with shLMNA at baseline and after electrical stimulation. (F, G) Quantification of apoptotic cardiac differentiated iPSCs by APO-BrdU TUNEL assay. The percentage of cardiomyocytes with apoptosis was determined by FACS analysis by FL-1 positive gating. Unpaired t-test was performed between treatment and baseline n=3-5, *p-value<0.05.