Issue 19, 2012
From the journal:

Lab on a Chip

Bio-switchable optofluidic lasers based on DNA Holliday junctions†‡

Xingwang Zhang,ab   Wonsuk Leeac  and  Xudong Fan*a  

* Corresponding authors

a Department of Biomedical Engineering, University of Michigan, 1101 Beal Avenue, Ann Arbor, Michigan 48109, USA
E-mail: xsfan@umich.edu

b Key Laboratory for Micro and Nano Photonic Structures (Ministry of Education), Department of Optical Science and Engineering, Fudan University, Shanghai 200433, P. R. China

c Department of Electrical Engineering and Computer Science, University of Michigan, 1301 Beal Avenue, Ann Arbor, MI 48109, USA

Abstract

Bio-switchable optofluidic lasers based on DNA Holliday junctions were demonstrated. Nearly 100% wavelength switching was achieved through reversible conformational change of the Holliday junction controlled by magnesium ionic strength.

Graphical abstract: Bio-switchable optofluidic lasers based on DNA Holliday junctions

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Article information

DOI
https://doi.org/10.1039/C2LC40183E
Article type
Communication
Submitted
20 Feb 2012
Accepted
14 Jun 2012
First published
15 Jun 2012

Lab Chip, 2012,12, 3673-3675

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Bio-switchable optofluidic lasers based on DNA Holliday junctions

X. Zhang, W. Lee and X. Fan, Lab Chip, 2012, 12, 3673 DOI: 10.1039/C2LC40183E

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