Research Article
Iodine-125 Seeds Inhibit Carcinogenesis of Hepatocellular Carcinoma Cells by Suppressing Epithelial-Mesenchymal Transition via TGF-β1/Smad Signaling
Figure 1
Iodine-125 seed irradiation model in vitro. (a) The I-125 seed structural representation. (b) The arrangement of 125I seeds on the surface of seed plate. (c) The irradiation model was verified by treatment planning system. (d) The irradiation model was verified by the film calibration radiation dose method.
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