IMPROVEMENTS IN OR RELATING TO AMPHOTARIC LIPOSOMES COMPRISING NEUTRAL LIPIDS

An amphoteric liposome comprising neutral lipids wherein said neutral lipids are selected from the group comprising cholesterol or mixtures of cholesterol and at least one neutral or zwitterionic lipid and wherein K (neutral) of said mixtures is 0.3 or less. Said amphoteric liposome may encapsulate...

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Bibliographic Details
Main Authors VINZENS, UTE, PANZNER, STEFFEN, SIEPI, EVGENIOS, MULLER, CLAUDIA, LUTZ, SILKE
Format Patent
LanguageEnglish
French
Published 16.04.2009
Subjects
CHEMISTRY
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
STEROIDS
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Summary:An amphoteric liposome comprising neutral lipids wherein said neutral lipids are selected from the group comprising cholesterol or mixtures of cholesterol and at least one neutral or zwitterionic lipid and wherein K (neutral) of said mixtures is 0.3 or less. Said amphoteric liposome may encapsulate an active agent, such as nucleic acid therapeutics. Also disclosed are pharmaceutical compositions comprising said amphoteric liposomes as a carrier for the delivery or targeted delivery of active agents or ingredients.
Bibliography:Application Number: CA20082702103