Figure 1From: Non-invasive techniques for studying macrophages in joint inflammationMacrophage activation determined after injection of 111In-DTPA-folate using SPECT/CT in Papain induced osteoarthritis (OA) combined with moderate exercise. Representative sagittal SPECT/CT images of knee joints from representative animals per experimental group. CT images shown in black and white were used for anatomical reference, the SPECT images are shown in colour. Patellar bone is shown with osteophyte formation highlighted in red.Back to article page