The present invention relates to novel ligands and labelling techniques. The present invention further relates to a diagnostic composition suitable for administration to a warm-blooded animal comprising somatostatin or hirudin or a molecule capable of interacting with the somatostatin receptor or with the hirudin receptor labelled with a radionuclide by means of a chelate ligand capable of administration to an animal to produce reliable visual imaging of tumors or therapeutic effects on tumors and blood clots.
本发明涉及新型
配体和标记技术。本发明还涉及一种适用于给温血动物用药的诊断组合物,该组合物包含体
生长抑素或
水蛭素或能够与体
生长抑素受体或
水蛭素受体相互作用的分子,该分子通过螯合
配体用放射性核素标记,能够给动物用药,以产生可靠的肿瘤视觉成像或对肿瘤和血凝块的治疗效果。