Research Article

Comparison of Behaviour in Different Liquids and in Cells of Gold Nanorods and Spherical Nanoparticles Modified by Linear Polyethyleneimine and Bovine Serum Albumin

Figure 5

Adsorption and penetration of GNPs into the cells found after 30 min of incubation. (a), (b) The adsorption of PEI-GNRs on the surface of BHK-21 and B16 cells. Fibrillar material is visible between NPs and plasma membrane. (c) The adsorption of citrate-sGNPs on the plasma membrane of HeLa cells. (d) PEI-GNR in caveolae. (e), (f) PEI-GNRs in early endosomes. (g) PEI-sGNPs (shown by arrows) in caveolar clusters. (h) Citrate-sGNPs in a clathrin-coated vesicle. (i) Citrate-sGNPs in caveolar clusters. (d)–(g) BHK-21 cells; (h), (i) HeLa cells.
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