. 2015 Feb 12;8:19. doi: 10.1186/s13068-015-0201-7
© Pawar 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.
Figure 4.
SEM image of a biofilm obtained from the pH probe from the co-culture (Case A).