Ferreira, Fernando http://orcid.org/0000-0001-5786-8896
Raghunathan, VijayKrishna http://orcid.org/0000-0003-1702-591X
Luxardi, Guillaume
Zhu, Kan http://orcid.org/0000-0002-1146-8130
Zhao, Min http://orcid.org/0000-0002-2500-3035
Article History
Received: 23 March 2017
Accepted: 10 September 2018
First Online: 16 October 2018
Competing interests
: The authors F.F. and M.Z. declare the following competing interests. The optrode measurements were acquired using turn-key systems provided free for use at MBL and loaned to the Zhao lab at no cost, by Applicable Electronics, LLC and Science Wares, Inc. The companies had no influence over the research, in design, execution, interpretation, or its reporting. No restrictions on data sharing have been imposed. The remaining authors declare no competing interests.