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In vitro cell viability of A549 cells treated with Cur, PPH, and PPHC nanoparticles at various concentrations for (A) 24 h and (B) 72 h.
Notes: The data are shown as mean ± standard error of mean (n=3). **P<0.01, ***P<0.001 for significance difference.
Abbreviations: Cur, curcumin; PPH, 4-(hydroxymethyl) phenylboronic acid-modified PEG-grafted poly(acrylic acid) polymer; PPHC, curcumin-coordinated reactive oxygen species-responsive nanoparticle; DMSO, dimethyl sulfoxide.
