申请人:GE Healthcare Limited
公开号:US09220795B2
公开(公告)日:2015-12-29
An indole-based in vivo imaging agent is provided by the present invention that binds with high affinity to PBR, has good uptake into the brain following administration, and which has good selective binding to PBR. The invention also includes a precursor compound useful in the synthesis of the in vivo imaging agent of the invention, as well as a method for synthesis of said in vivo imaging agent comprising use of said precursor compound, and a kit for carrying out said method. Also provided is a cassette for automated synthesis of the in vivo imaging agent. Further aspects of the invention include a radiopharmaceutical composition comprising the in vivo imaging agent of the invention, and methods for the use of said in vivo imaging agent.
本发明提供了一种吲哚基体内成像剂,该成像剂与PBR具有高亲和力,给药后能够良好地进入大脑,并且对PBR具有优良的选择性结合。本发明还包括用于合成本发明的体内成像剂的先驱化合物,以及一种使用所述先驱化合物的合成所述体内成像剂的方法,以及用于执行所述方法的试剂盒。还提供了一种用于自动合成体内成像剂的盒式磁带。发明的进一步方面包括一种放射性药物组合物,该组合物包含本发明的体内成像剂,以及使用所述体内成像剂的方法。