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A Comparison of Triazole-forming Bioconjugation Techniques for Constructing Comb-Shaped Peptide–Polymer Bioconjugates

✍ Scribed by Luiz A. Canalle; Matthijs van der Knaap; Mark Overhand; Jan C. M. van Hest


Publisher
John Wiley and Sons
Year
2010
Tongue
English
Weight
266 KB
Volume
32
Category
Article
ISSN
1022-1336

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✦ Synopsis


Abstract

The grafting‐to of a peptide to a side chain functional polymer was investigated using “click” chemistry. Two click reactions were compared: the copper‐free strain‐promoted azide‐alkyne 1,3‐cycloaddition (SPAAC) and the traditional copper‐catalyzed azide‐alkyne 1,3‐cycloaddition (CuAAC). For the resulting comb‐shaped products, it was found that the steric bulk of the conjugation moiety used in SPAAC limits the degree of grafting for these highly dense systems, whereas CuAAC gives (near) quantitative functionalization.
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