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. 2015 Mar 13;16:11. doi: 10.1186/s12868-015-0147-5

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© Medina-Ceja et al.; licensee BioMed Central. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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The device developed for sampling and reading of the glutamate concentration in dialysates. Top of A and B show the schematic device with all of its components: 1, the cover; 2, the stage movable in two axes; 3, the Z axis with the needle for sampling; 4, polycarbonate plate; 5, the control box used to program the device in terms of the number of rows and the frequency of the sampling process, as well as for reading; and 6, space for a wet sponge to create the humidity chamber when the cover slides over it. Actual images of the schematic device are shown at the bottom. C, Schematic and actual images (top and bottom, respectively) of fluorescence samples obtained at the end of an experiment.