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Characteristics of CMPN. Appearance of MPDA powders (A) and CMPN powders (B). SEM images of MPDA (C) and CMPN (D). (E) Size distribution of CMPN (the inserted picture was the TEM image of CMPN). (F) Zeta potential of CMPN. (G) Release profile of curcumin from CMPN, the data are presented as mean ± SD (n = 3). (H) SEM images of residual CMPN after release for different time, Scale bar = 200 nm.
