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The expression of anti-apoptotic protein Bcl-2 and Bcl-xL in A549 cells exposed to an equivalent dose of Tet or Tet-NPs detected by Western blot analysis.
Abbreviations: Con, control; E-NPs, empty nanoparticles; Tet, tetrandrine; Tet-NPs, tetrandrine-loaded poly(N-vinylpyrrolidone)-block-poly(ε-caprolactone) nanoparticles.
