Clinical evaluation of [18F]DASA-23. (IMAGE) Society of Nuclear Medicine and Molecular Imaging Caption Clinical evaluation of [18F]DASA-23. A. Whole body PET maximum-intensity-projection images at different time points after [18F]DASA-23 administration in a healthy volunteer. B. Representative axial [18F]DASA-23 PET images of a healthy human brain at various summed time points post tracer administration. C. Representative 30-60 minute summed [18F]DASA-23 PET images in patients with intracranial malignancies. Standardized uptake values (SUV) and tumor-to-brain (TBR) values are shown. Credit Image created by C Beinat et. al, Stanford University, Stanford, CA. Usage Restrictions Please give appropriate credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.