申请人:Barnett Bradley Powers
公开号:US20110104052A1
公开(公告)日:2011-05-05
The present invention provides, in general, compositions comprising a hydrogel and an agent, for example a therapeutic agent or an imaging agent, for locoregional delivery. In certain preferred embodiments of the invention, the hydrogel compositions are detectable by Magnetic Responance and CT Scan and are used for locoregional delivery of therapeutic agents, for example chemotherapeutic agents. The invention also features polymer matrix compositions comprising nanoparticles that can be loaded after polymerization with bioactive agents, for example a diagnostic agent or therapeutic agent.
本发明提供了一般的组合物,包括水凝胶和药剂,例如治疗剂或成像剂,用于局部区域输送。在本发明的某些优选实施例中,水凝胶组合物可以通过磁共振和CT扫描检测,并用于局部区域输送治疗剂,例如化疗剂。本发明还涉及聚合物基质组合物,包括纳米颗粒,可以在聚合后装载生物活性剂,例如诊断剂或治疗剂。