Purpose: Peptide receptors are frequently overexpressed in human tumors, allowing receptor-targeted scintigraphic imaging and therapy with radiolabeled peptide analogues.

• 目的：肽受体在人类肿瘤中常过度表达，这种过表达允许用放射标记的肽类似物进行受体靶向的闪烁照相检查和治疗。