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Effect of HA molecular weight on macrophage polarization. (A) Schematic of immune cell cultured on HA hydrogels of varied molecular weights. (B) Gene expression of Il10 and Tnfα in mouse sarcoma macrophages J774A.1 stimulated with IL-4 and HA of different molecular weights for 24 h. Adapted from Rayahin et al., 2015.[53]
