Credit: Images courtesy of Morgan B. Fox, University of California, Berkeley (left) and Christophe M. Deroose, University Hospitals Leuven (right)
Left: production rate as a function of proton energy of parent radioisotopes selenium-72 (Se-72) (1) & germanium-68 (Ge-68) (2). Right, a Positron Emission Tomography (PET) image of a patient with metastatic colon cancer, obtained using gallium-68 (Ga-68)