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Chemical structures of polymers and fluorescent lipid used for polymersome preparation. (A) PLA8500–diazobenzene–PEG2000 polymer, (B) PLA17000–PEG2000–Estradiol polymer, and (C) 1, 2-dipalmitoyl-sn-glycero-3-phosphoethanolamine-N-lissamine rhodamine B sulfonyl ammonium salt.
