Fig. 4

FTIR spectra of Lipo Blank, Lipo-FA, Lipo-DOX, and Lipo-DOX-FA. Lipo-Blank contained no FA or DOX. The liposomes were prepared with HSPC, Chol, and DSPE-mPEG2000 at respective molar ratios of 55:45:5, using the thin-film hydration method.

FTIR spectra of Lipo Blank, Lipo-FA, Lipo-DOX, and Lipo-DOX-FA. Lipo-Blank contained no FA or DOX. The liposomes were prepared with HSPC, Chol, and DSPE-mPEG2000 at respective molar ratios of 55:45:5, using the thin-film hydration method.