Issue 61, 2019

Clickable poly-l-lysine for the formation of biorecognition surfaces

Abstract

Biomolecules are immobilized onto surfaces employing the fast and stable adsorption of poly-L-lysine (PLL) polymers and the versatile copper-free click chemistry reactions. This method provides the combined advantages of versatile surface adsorption with density control using polyelectrolytes and of the covalent and orthogonal immobilization of biomolecules with higher reaction rates and improved yields of click chemistry. Using DNA attachment as a proof of concept, control over the DNA probe density and applicability in electrochemical detection are presented.

Graphical abstract: Clickable poly-l-lysine for the formation of biorecognition surfaces

Supplementary files

Article information

Article type
Paper
Submitted
17 Sep 2019
Accepted
24 Oct 2019
First published
04 Nov 2019
This article is Open Access
Creative Commons BY-NC license

RSC Adv., 2019,9, 35608-35613

Clickable poly-L-lysine for the formation of biorecognition surfaces

D. Di Iorio, A. Marti, S. Koeman and J. Huskens, RSC Adv., 2019, 9, 35608 DOI: 10.1039/C9RA08714A

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