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TEM images showing beclomethasone dipropionate (BDP) precipitation in deionized water (A) without class II hydrophobin (HFBII), (B) with 0.005% HFBII, (C) with 0.05% HFBII, and (D) with 0.1% HFBII (Scale bar: 0.5 µm). Reprinted (adapted) with permission from Ref. 90. Copyright © 2010 American chemical society.
