| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new lipid film structure excellent in retentivity in blood and selective delivery to a target position in the case of applying the structure to a drug delivery system. <P>SOLUTION: There is provided the lipid film structure containing a polyoxyalkylene chain-containing lipid derivative represented by general formula (1) (in the formula, L, Y, W, X<SP POS="POST">1</SP>, X<SP POS="POST">2</SP>, X<SP POS="POST">3</SP>, OA, Z, m1, m2, m3, n1, n2 and n3 are as defined in the specification). <P>COPYRIGHT: (C)2012,JPO&INPIT |
