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Fig. 1 | Journal of Nanobiotechnology

Fig. 1

From: MXenes-integrated microneedle combined with asiaticoside to penetrate the cuticle for treatment of diabetic foot ulcer

Fig. 1

Synthesis and characterization of MN-MXenes-AS. A Schematic illustration of the synthesis of an MN-MXenes-AS. B, C The TEM images of MXenes. D The AFM image of MXenes. E Photographic image of PDMS microneedle master mold. F, G Profile and isometric photographic images of an MN-MXenes-AS. H SEM images of an MN-PGA patch with different angles. I SEM images of an MN-MXenes-AS patch with different angles. J SEM images of MN after moisture absorption at different time points (75% humidity box, room temperature). K The comparison between the mechanical strength of MN-PGA and MN-MXenes-AS. L Absorption spectrum of AS, MXenes and MXenes-AS. M Percentages of the released AS from an MN-AS, MN-MXenes-AS in the presence of PBS or from AS in PBS

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