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Schematic representation of bioactive compounds encapsulated in various nano-fabricated liposome systems. (A), bioactive compound entrapped in the interior of liposome region; (B), bioactive compound entrapped in the fatty acid region of liposome region; (C), bioactive compound entrapped in the hydrophilic head region of phospholipid bilayer; (D), bioactive compound entrapped in the hydrophobic head region of the phospholipid bilayer.
