申请人:Roy Krishnendu
公开号:US20090110719A1
公开(公告)日:2009-04-30
A particle composition comprising a graft copolymer formed from a biocompatible polymer and a plurality of polyamine moieties, wherein the polyamine moieties are bound to the biocompatible polymer, and a combinatorial delivery polymer comprising a plurality of particles that comprises a graft copolymer formed from a biocompatible polymer and a plurality of polyamine moieties, wherein the polyamine moieties are bound to the biocompatible polymer, a plurality of nucleic acids electrostatically loaded onto the particles, a plurality of chemokine molecules, and a biodegradable polymer network, in which the loaded particles and chemokine molecules may be entrapped, are disclosed. Also disclosed is a method for treating a subject comprising administering a therapeutically effective dose of a pharmaceutical composition, the pharmaceutical composition comprising a particle composition that comprises a graft copolymer formed from a biocompatible polymer and a plurality of polyamine moieties, wherein the polyamine moieties are bound to the biocompatible polymer.
一种微粒组合物,包括由生物相容性聚合物和多个聚胺基团形成的接枝共聚物,其中多个聚胺基团与生物相容性聚合物结合,以及包括由生物相容性聚合物和多个聚胺基团形成的接枝共聚物的多个微粒的组合递送聚合物,其中多个聚胺基团与生物相容性聚合物结合,多个核酸静电加载到微粒上,多个趋化因子分子和生物可降解聚合物网络,其中加载的微粒和趋化因子分子可能被困住。还公开了一种治疗受试者的方法,包括给予治疗有效剂量的药物组合物,所述药物组合物包括由生物相容性聚合物和多个聚胺基团形成的接枝共聚物组成的微粒组合物,其中多个聚胺基团与生物相容性聚合物结合。