Background/Objectives: Dual-modality probes. combining positron emission tomography (PET) with fluorescence imaging (FI) capabilities in a single molecule. are of high relevance for the accurate staging and guided resection of tumours. We herein present a pair of candidates targeting the cholecystokinin-2 receptor (CCK2R). https://allfixelectricales.shop/product-category/thermal-cutout/