Figure 4.

1D and 2D Nanomedicines with strong negative charges showed exclusive kidney accumulation. (a) Exclusive renal accumulation of 2D DNA origami nanostructures with different shapes. Adapted with permission from Ref.1. Copyright (2018) Nature Publishing Group. (b) Specific kidney localization of SeCQDs with sizes of ~40 nm. Adapted with permission from Ref.4 under the terms of the Creative Commons Attribution License.