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Fig. 7 | Journal of Nanobiotechnology

Fig. 7

From: A synergistic bactericidal effect of low-frequency and low-intensity ultrasound combined with levofloxacin-loaded PLGA nanoparticles on M. smegmatis in macrophages

Fig. 7

TEM analysis of the morphological change in the RAW264.7 cells and the intracellular M. smegmatis in the different treatment groups. Nucleus in the yellow dotted line; autophagosomes (white arrows) were found in the US group; Intracellular nanoparticles (red arrows) were found in the LEV-NPs group (magnification, ×30,000); lipid droplets (yellow arrow) were found in the LEV + US group; Nanoparticles (blue arrows) in bacteria were found in the LEV-NPs + US (magnification, ×30,000)

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