Figure 1.

Characterization and confocal fluorescence imaging of PLGA NPs in cells. (a) TEM morphology of PLGA NPs stabilized with PEI and (b)CLSM images of HepG2 cells after being co-cultured with PLGA NPsstabilized with PEI.

Romero et al. Nanoscale Research Letters 2011 6:429   doi:10.1186/1556-276X-6-429
Download authors' original image