A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/163, 167/252
A61K 47/18 (2006.01) A61K 9/10 (2006.01) A61K 9/107 (2006.01) A61K 9/127 (2006.01) A61K 31/195 (2006.01) A61K 31/22 (2006.01)
Patent
CA 1330040
ABSTRACT OF THE DISCLOSURE Lipid membrane structures containing, in the lipid membrane thereof, a compound represented by formula (I): Image (I) wherein R1 represents a hydrogen atom or a fatty acid residue; R2 represents a hydrogen atom or an acyclic hydrocarbon residue; R3 represents an amino group, a guanidino group or an amidino group; and n represents an integer of from 1 to 6; provided that R1 and R2 do not represent hydrogen atoms at the same time, or a salt thereof. The lipid membrane structures exhibit excellent specific affinity for tumor cells and can be delivered preferentially to tumor cells.
604180
Hirota Sadao
Kawato Yasuyoshi
Kikuchi Hiroshi
Tomikawa Munehiro
Yamauchi Hitoshi
Daiichi Pharmaceutical Co. Ltd.
Riches Mckenzie & Herbert Llp
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