申请人:DAIICHI SANKYO COMPANY, LIMITED
公开号:US20150297748A1
公开(公告)日:2015-10-22
As an antitumor drug which is excellent in terms of antitumor effect and safety, there is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an antibody via a linker having a structure represented by the following formula:
-L
1
-L
2
-L
P
-NH—(CH
2
)
n
1
-L
a
-L
b
-L
c
-
wherein the antibody is connected to the terminal of L
1
, and the antitumor compound is connected to the terminal of L
c
with the nitrogen atom of the amino group at position 1 as a connecting position.
提供了一种抗肿瘤药物,其在抗肿瘤效果和安全性方面均表现出色,其中通过以下公式表示的抗肿瘤化合物通过具有以下公式表示的结构的连接剂与抗体结合:-L1-L2-LP-NH-(CH2)n1-La-Lb-Lc-其中抗体连接到L1的末端,抗肿瘤化合物连接到Lc的末端,并以氨基位置1的氮原子作为连接位置。