Fig. 5

Left ventricular function of MI/RI mice at 28 days after administration of CsA@PPTK. A Representative echocardiography of MI/RI mice. B Statistical results of LVEF in different groups. C Statistical results of FS in different groups. n ≥ 12, mean ± SD; ^***p < 0.001, compared with the sham group; ^#p < 0.05, ^##p < 0.01, ^###p < 0.001, compared with normal saline group; ^&p < 0.05, ^&&p < 0.01, ^&&&p < 0.001, compared with the same concentration of CsA group; ^$$p < 0.01, compared with CsA@PTK group