Fig. 6From: Homogenous multifunctional microspheres induce ferroptosis to promote the anti-hepatocarcinoma effect of chemoembolizationHistological analysis of tumors in tumor-bearing rabbits 2 week after treatment. a H&E staining, TUNEL immunohistochemical staining and Ki-67 immunostaining of tumor tissues (all tissues: 200×). The brown areas indicate TUNEL-positive and Ki-67-positive cells. b Index of TUNEL-positive cells in each group. c Index of Ki-67-positive cells in each group. Data are presented as the mean ± SD (n = 6) (*p < 0.05)Back to article page