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Fluorescence microscopy images of MC3T3-E1 cells after 48 h in direct contact with MBGNPs. CNT (+) images show MC3T3-E1 cell after 48 h in the absence of nanoparticles, and CNT (−) images show MC3T3-E1 cell after 48 h, with 6 vol% DMSO containing cell culture medium (scale bar = 100 μm).
