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. 2017 Jun 8;8(39):66641–66655. doi: 10.18632/oncotarget.18420

Figure 1. Chemical structure of melflufen (J1), melphalan, and the proposed targeting of tumor cells via APN-mediated cleavage.

Figure 1

Reprinted from [19] with permission. AP: Aminopeptidase; ES: Esterase.