Research Article

Monitoring the Early Response of Fulvestrant Plus Tanshinone IIA Combination Therapy to Estrogen Receptor-Positive Breast Cancer by Longitudinal 18F-FES PET/CT

Figure 3

18F-FES microPET/CT imaging of ER-positive ZR-75-1 tumor mice on days 0, 3, 14, and 21 after treatment. The tumors were indicated by arrows.