申请人:Zanda Matteo
公开号:US20080146518A1
公开(公告)日:2008-06-19
The present invention relates to cationic lipids capable of forming complexes with nucleic acids and the use thereof for the transfection of eukaryotic cells. The cationic lipids according to the invention have general formulas (I) and (Ia):
(see formulas (I) and (Ia), wherein E is a heteroaryl; R1 and R2 are selected from H, —R7-NH
2
, aklyl; R7 is selected from alkyl, alkenyl, aryl, (C
1
-C
20
) alkyl-aryl-(C
0
-C
20
) alkyl; R3 and R4 are selected from: H, —R8-SH, R8-NH—NH
2
/—R8-CO—R9 or —R8-NH
2
; R8 is selected from: alkyl, alkenyl, aryl, (C
1
-C
20
) alkyl-aryl-(C
0
-C
20
) alkyl; R9 is selected from: H, alkyl; R5 and R6 are selected from: H, alkyl, alkenyl, aryl, (C
1
-C
20
) alkyl-aryl.
本发明涉及能够与核酸形成复合物的阳离子脂质以及将其用于真核细胞转染的用途。根据本发明,所述的阳离子脂质具有一般式(I)和(Ia):(见式(I)和(Ia),其中E为杂环芳基;R1和R2从H、—R7-NH2、烷基中选择;R7从烷基、烯烃基、芳基、(C1-C20)烷基-芳基-(C0-C20)烷基中选择;R3和R4从H、—R8-SH、R8-NH—NH2/—R8-CO—R9或—R8-NH2中选择;R8从烷基、烯烃基、芳基、(C1-C20)烷基-芳基-(C0-C20)烷基中选择;R9从H、烷基中选择;R5和R6从H、烷基、烯烃基、芳基、(C1-C20)烷基-芳基中选择。