Figure 5.

TEM images of protoplasts. a The chloroplasts in normal protoplasts; e the chloroplasts of protoplasts treated with SWCNTs; b fluffy chloroplasts in control protoplasts; f fluffy chloroplasts in the protoplasts treated with SWCNTs; c the part structure of normal protoplasts; g the part structure of protoplasts treated with SWCNTs; d the filament structure in the chloroplasts; h the loosen filament structure in the chloroplasts in protoplasts treated with SWCNTs, all arrows indicated the location of SWCNTs.