Figure 3From: Toxicology evaluation of radiotracer doses of 3'-deoxy-3'-[18F]fluorothymidine (18F-FLT) for human PET imaging: Laboratory analysis of serial blood samples and comparison to previously investigated therapeutic FLT doses Examples of TACs. Blood-derived time-activity curves (TACs) of 4 patients undergoing 18F-FLT PET.Back to article page