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. Author manuscript; available in PMC: 2010 Jul 1.
Published in final edited form as: Acta Biomater. 2009 Feb 28;5(6):1872–1883. doi: 10.1016/j.actbio.2009.02.030

Figure 5.

Figure 5

MALDI-TOF MS of ACRL-PEG-NHS and ACRL-PEG-Peptide. MS spectrum of ACRL-PEG-NHS is shifted to the right (higher molecular mass) after covalent attachment of the peptide.