supported by National Natural Science Foundation of China(Grant No.82160430);Natural Science Foundation of Guangxi(Grant No.2020GXNSFAA159134 and 2019GXNSFAA185060);Guangxi Science and Technology Base and Talent Special Project(Grant No.GuikeAD19254003 and GuikeAD21075002);Nanning Qingxiu District Science and Technology Major Special Project(Grant No.2020013).
Drug delivery via intra-articular(IA)injection has proved to be effective in osteoarthritis(OA)therapy,limited by the drug efficiency and short retention time of the drug delivery systems(DDSs).Herein,a series of modi...