申请人:Nektar Therapeutics
公开号:US09173947B2
公开(公告)日:2015-11-03
The present invention provides, among other things, polymeric reagents suitable for reaction with biologically active agents to form conjugates, the polymeric reagents comprising one or more polymer chains and a plurality of hydroxyapatite-targeting moieties, and optionally the reagents include one or more degradable linkages that serve to divide the polymer chains into polymer segments having a molecular weight suitable for renal clearance.
本发明提供了适用于与生物活性剂反应形成共轭物的聚合物试剂,其中聚合物试剂包括一种或多种聚合物链和多种羟基磷灰石靶向基团,可选地,试剂包括一种或多种可降解的连接,用于将聚合物链分割成具有适合肾脏清除的分子量的聚合物段。