| abstract |
The invention concerns a material consisting of at least a biodegradable polymer and a cyclic oligosaccharide, characterized in that at least one molecule of said oligosaccharide is grafted via a covalent bond to at least a molecule of said biodegradable polymer. The invention also concerns a method for preparing said material, the nanoparticles and microparticles derived from said material and uses thereof as biological vectors for active substances. |