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US 12,746,211 B2Granted
Particle composition comprising sialic acid binding ligand
AssigneeCytodigm, Inc.
InventorBin Wu
Life of this patent
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Abstract
This invention provides polymeric particles presenting non-conjugated sialic acid residues on their surfaces, compositions and methods of use thereof, as well as non-conjugation methods to produce nanoparticles and microparticles having sialic acid moieties on their surfaces.
Claims22
A composition comprising particles presenting sialic acid residues on their surfaces, wherein each particle comprises a biodegradable polymer and a polysialic acid comprising the sialic acid residues, wherein the sialic acid residues are present on the surface of the particles and are not conjugated thereto;
- and wherein the particles are microparticles or nanoparticles.
Dependencies are inferred from the claim text.