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. 2010 Aug 10;15(8):5525–5546. doi: 10.3390/molecules15085525

Figure 1.

Figure 1

Schematics of the different methods for attaching PEG molecules to a surface: (a) adsorbed copolymers, (b) grafted macromolecules, (c) crosslinked thin-film hydrogels, and (d) self-assembled monolayers of short oligomers or macromolecules.