Fig. 2From: A pH-responsive metal-organic framework for the co-delivery of HIF-2α siRNA and curcumin for enhanced therapy of osteoarthritisA Cell viability of the chondrocytes treated with CCM for 24 h. B Cell viabilities of the chondrocytes treated with MIL-101-NH2, MC and MCS NPs for 24 h. C The lysosome and chondriosome co-localization of MCS in chondrocytes. D CLSM images showing the internalization of MIL-101-NH2@CCM-siCy5 to the cytoplasm of chondrocytesBack to article page