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. 2022 Nov 26;14(12):2605. doi: 10.3390/pharmaceutics14122605

Figure 4.

Figure 4

Activation of the complement system on NPs. Schematic representation of the complement activation on the surface of nanoparticles through the (a) classical, (b) alternative, and (c) lectin pathways till the late pathway (d). Igs: immunoglobulins; P: properdin; CFB: complement factor B; CFD: complement factor D; MASP: mannan-binding lectin-associated serine protease; MBL: mannose-binding lectin; ag: antigen. The figure was partly generated using Servier Medical Art by Servier, licensed under the Creative Commons Attribution 3.0 Unported Licence.