Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Liposomes
Patent
1992-02-12
1992-10-06
Sever, Frank
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Liposomes
424 88, 514558, 514885, A61K 3722
Patent
active
051529980
ABSTRACT:
By ultrafiltration of an aqueous solution wherein there have been formerly dissolved alfa-cyclodextrin and a raw lipidic mixture, the latter characterized in that it contains monosialoganglioside (GMl) either as the sole ganglioside or otherwise in a prevailing quantity over the other associated gangliosides, and after the removal of cyclodextrin at the end of the process, it is obtained GMl with a titer of at least 95%. The present invention concerns also the intermediate complex that it is being formed between the hereabove said monosialoganglioside and alfa-cyclodextrin.
REFERENCES:
patent: 4710490 (1987-12-01), Catsimpoolas et al.
Casu Benito
Cedro Armando
Lanzarotti Ennio
Naggi Annamaria
Torri Giangiacomo
Crinos Industria Farmacobiologica SPA
Sever Frank
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