Figure 1.

Schematic representation of a PAMAM dendrimer with an amine surface. Each successive amide layer branching outward from the core is represented by a new generation (ie, G1, G2, G3, etc.). The internal space of the dendrimer is void and permits encapsulation of cargo.

Notes: Reproduced from Abbasi E, Aval SF, Akbarzadeh A, et al. Dendrimers: synthesis, applications, and properties. Nanoscale Research Letters, 2014;9(1):247.²⁹