Figure 2.

Typical AFM images of nano PLA/Au polymer nanofibers (a) and PLA/Au nanocomposites conjugated with daunorubicin (3.30 × 10-4 M) (b). Z Scale: 200 nm.

Li et al. Nanoscale Res Lett 2011 6:29   doi:10.1007/s11671-010-9762-3