Fig. 6From: Micro/nano-textured hierarchical titanium topography promotes exosome biogenesis and secretion to improve osseointegrationThe adhesion morphology, nucleus, content, and distribution of intracellular CD63 of hBMSCs on each sample after co-culture for 48 h at 20× magnification. Confocal laser scanning microscope images of the SLM (a), SLA (b), SAH (c), and SAO (d) group (blue fluorescence, nucleus staining with DAPI; green fluorescence, CD63 staining with Alexa Fluor 488; scale bar = 50 μm)Back to article page