To provide a diagnostic and therapeutic medicament, a bombesin analog peptide antagonist conjugate is provided which has general Formula (I), wherein A is a metal chelator comprising at least one radionuclide metal, B is a spacer linked to N-terminal of C or a covalent bond and C is a bombesin analog peptide antagonist having a sequence as claimed, where further x is an integer from 1 to 3 and n is an integer from 1 to 6.
(I) [A-(B)n]x-C
为了提供一种诊断和治疗药物,提供了一种具有通式(I)的炸弹素类似物
多肽拮抗剂共轭物,其中 A 是包含至少一种放射性核素
金属的
金属
螯合剂,B 是与 C 的 N 端相连或以共价键相连的间隔物,C 是具有所述序列的炸弹素类似物
多肽拮抗剂,其中 x 是 1 至 3 的整数,n 是 1 至 6 的整数。
(I) [A-(B)n]x-C