Fig. 6From: Application of fluorocarbon nanoparticles of 131I-fulvestrant as a targeted radiation drug for endocrine therapy on human breast cancerDetection of ALA to PpIX conversion and ROS levels: A Observation of red fluorescence of PpIX using confocal microscopy after 2 h of incubation with nanoparticles and MCF-7 cells. Scale = 50 μm. B flow cytometry analysis of ROS Levels in MCF-7 tumor cells after different treatment methods. C Quantitative analysis of ROS levels in MCF-7 tumor cells after different treatment methods using flow cytometry. (Values are means ± s.d., n = 5)Back to article page