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Fig. 1 | Journal of Nanobiotechnology

Fig. 1

From: Synovium microenvironment-responsive injectable hydrogel inducing modulation of macrophages and elimination of synovial fibroblasts for enhanced treatment of rheumatoid arthritis

Fig. 1

Characterization of BiNS. TEM images of Bi powder with different treatments, including probe ultrasonication for the first time (A), freezing thawing (B) and probe ultrasonication for the second time (C). Scale bar: 100 nm. D AFM image of BiNS and height profiles along the white lines in the image. E Raman spectra of Bi powder and BiNS

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