Particles which are surface coated with hyaluronan or one of the derivatives thereof and the use of same as biological vectors for active substances
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United States of America Patent
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app pub date -
Nov 13, 2012
filing date -
Jul 25, 2002
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Abstract
Particles having a core based on at least one biodegradable organosoluble polymer. At least a part of the surface of the particles is coated with at least one hyaluronan or a derivative thereof, the hyaluronan being a water-soluble, amphiphilic hyaluronan of which the carboxylic functions are in part transformed to form hydrophobic groups.
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