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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: Mater Today (Kidlington). 2020 Nov 2;42:99–116. doi: 10.1016/j.mattod.2020.08.019

FIGURE 7.

FIGURE 7

(a) Effect of polymer concentration and core percentage on surface PEG brush density of polymeric core-shell NPs formed using FNP. (Reprinted with permission from Ref. [144]. 2018, American Chemical Society.) (b) Two-step FNC process preparing Eudragit-coated insulin-loaded HTCC/TPP nanocomplexes, and TEM images of nanocomplexes prepared by FNC, bulk mixing, or dropwise addition. (Reprinted with permission from Ref. [151]. 2019, American Chemical Society.) (c) Schematic of sequential FNC system for preparation of CPP/insulin NP (NP-A) core, hyaluronic acid-coated NPs (NP-B) and HPMCP-coated NP-B (MC); bottom: corresponding TEM images. (Reprinted with permission from Ref. [29]. 2018, Royal Society of Chemistry.)