The present invention relates to technetium imaging agents comprising radiolabeled c-Met binding peptides suitable for SPECT or PET imaging in vivo. The c-Met binding peptides are labelled via chelator conjugates. Also disclosed are pharmaceutical compositions, methods of preparation of the agents and compositions, plus methods of in vivo imaging using the compositions, especially for use in the diagnosis of cancer.
本发明涉及包含放射性标记的c-Met结合肽的
锝显像剂,适用于体内
SPECT或PET显像。这些c-Met结合肽通过螯合物结合进行标记。还披露了制剂、药物组合物的制备方法,以及使用这些组合物进行体内显像的方法,特别适用于癌症诊断。