Carbon nanotubes fed on "carbs": coating of single-walled carbon nanotubes by dextran sulfate.

Abstract:

:A facile and easily reproducible technique for assembling biohybrid nanoparticles is a core feature that is highly desired for biomedical applications, considering the nature and limited lifespan of the biopolymers used. Here we show a simple and effective method to enfold single-walled carbon nanotubes (SWNTs) using an anionic polysaccharide, dextran sulfate. After their interactions, SWNTs were rendered dispersible in aqueous solution and were shortened and unbundled to their basic dimension. Atomic force microscopy analysis was extensively employed to elucidate the mechanism of their interfacing. This biohybrid nanoparticle holds promise for biological and biomedical applications due to the synergistic unique properties of SWNTs and dextran sulfate.

journal_name

Macromol Biosci

authors

Kotagiri N,Kim JW

doi

10.1002/mabi.200900349

subject

Has Abstract

pub_date

2010-03-10 00:00:00

pages

231-8

issue

3

eissn

1616-5187

issn

1616-5195

journal_volume

10

pub_type

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