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. 2021 Sep 2;13(17):4435. doi: 10.3390/cancers13174435

Figure 2.

Figure 2

The overall process of exosome-based drug delivery in cancer therapy. Cell/blood/food-derived exosomes can be sources for drug delivery carriers. Exosomes loaded with therapeutic agents such as anticancer agents, nucleic acids, and proteins can be delivered to cancer cells by passive or active targeting.