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The Scientific World Journal
Volume 2012, Article ID 751965, 6 pages
http://dx.doi.org/10.1100/2012/751965
Research Article

Effects of Experimental Conditions on Extraction Yield of Extracellular Polymeric Substances by Cation Exchange Resin

1Department of Environment & Energy, Sejong University, Seoul 143-747, Republic of Korea
2Department of Civil and Environmental Engineering, University of California, Berkeley, CA 94720, USA

Received 27 February 2012; Accepted 26 April 2012

Academic Editors: P. Fickers and W. Hunziker

Copyright © 2012 Jinwoo Cho et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. G. G. Geesey, “Microbial exopolymers: ecological and economical considerations,” ASM News, vol. 48, pp. 9–14, 1982. View at Google Scholar
  2. D. H. Li and J. J. Ganczarczyk, “Structure of activated sludge flocs,” Biotechnology and Bioengineering, vol. 35, no. 1, pp. 57–65, 1990. View at Google Scholar · View at Scopus
  3. Y. Seo and P. L. Bishop, “The monitoring of biofilm formation in a mulch biowall barrier and its effect on performance,” Chemosphere, vol. 70, no. 3, pp. 480–488, 2008. View at Publisher · View at Google Scholar · View at Scopus
  4. H. C. Flemming and J. Wingender, “Relevance of microbial extracellular polymeric substances (EPSs)—part I: structural and ecological aspects,” Water Science and Technology, vol. 43, no. 6, pp. 1–8, 2001. View at Google Scholar · View at Scopus
  5. Y. Liu and H. H. P. Fang, “Influences of extracellular polymeric substances (EPS) on flocculation, settling, and dewatering of activated sludge,” Critical Reviews in Environmental Science and Technology, vol. 33, no. 3, pp. 237–273, 2003. View at Publisher · View at Google Scholar · View at Scopus
  6. S. Comte, G. Guibaud, and M. Baudu, “Effect of extraction method on EPS from activated sludge: an HPSEC investigation,” Journal of Hazardous Materials, vol. 140, no. 1-2, pp. 129–137, 2007. View at Publisher · View at Google Scholar · View at Scopus
  7. L. Domínguez, M. Rodríguez, and D. Prats, “Effect of different extraction methods on bound EPS from MBR sludges. Part I: influence of extraction methods over three-dimensional EEM fluorescence spectroscopy fingerprint,” Desalination, vol. 261, no. 1-2, pp. 19–26, 2010. View at Publisher · View at Google Scholar · View at Scopus
  8. J. Cho, K. G. Song, H. Yun, K. H. Ahn, J. Y. Kim, and T. H. Chung, “Quantitative analysis of biological effect on membrane fouling in submerged membrane bioreactor,” Water Science and Technology, vol. 51, no. 6-7, pp. 9–18, 2005. View at Google Scholar · View at Scopus
  9. Z. Ahmed, J. Cho, B. R. Lim, K. G. Song, and K. H. Ahn, “Effects of sludge retention time on membrane fouling and microbial community structure in a membrane bioreactor,” Journal of Membrane Science, vol. 287, no. 2, pp. 211–218, 2007. View at Publisher · View at Google Scholar · View at Scopus
  10. R. S. Trussell, R. P. Merlo, S. W. Hermanowicz, and D. Jenkins, “The effect of organic loading on process performance and membrane fouling in a submerged membrane bioreactor treating municipal wastewater,” Water Research, vol. 40, no. 14, pp. 2675–2683, 2006. View at Publisher · View at Google Scholar · View at Scopus
  11. T. C. A. Ng and H. Y. Ng, “Characterisation of initial fouling in aerobic submerged membrane bioreactors in relation to physico-chemical characteristics under different flux conditions,” Water Research, vol. 44, no. 7, pp. 2336–2348, 2010. View at Publisher · View at Google Scholar · View at Scopus
  12. E. Takahashi, J. Ledauphin, D. Goux, and F. Orvain, “Optimising extraction of extracellular polymeric substances (EPS) from benthic diatoms: comparison of the efficiency of six EPS extraction methods,” Marine and Freshwater Research, vol. 60, no. 12, pp. 1201–1210, 2009. View at Publisher · View at Google Scholar · View at Scopus
  13. M. J. Brown and J. N. Lester, “Comparison of bacterial extracellular polymer extraction methods,” Applied and Environmental Microbiology, vol. 40, no. 2, pp. 179–185, 1980. View at Google Scholar · View at Scopus
  14. S. Comte, G. Guibaud, and M. Baudu, “Relations between extraction protocols for activated sludge extracellular polymeric substances (EPS) and EPS complexation properties: Part I. Comparison of the efficiency of eight EPS extraction methods,” Enzyme and Microbial Technology, vol. 38, no. 1-2, pp. 237–245, 2006. View at Publisher · View at Google Scholar · View at Scopus
  15. G. P. Sheng, H. Q. Yu, and X. Y. Li, “Extracellular polymeric substances (EPS) of microbial aggregates in biological wastewater treatment systems: a review,” Biotechnology Advances, vol. 28, no. 6, pp. 882–894, 2010. View at Publisher · View at Google Scholar · View at Scopus
  16. B. Frølund, R. Palmgren, K. Keiding, and P. H. Nielsen, “Extraction of extracellular polymers from activated sludge using a cation exchange resin,” Water Research, vol. 30, no. 8, pp. 1749–1758, 1996. View at Publisher · View at Google Scholar · View at Scopus
  17. P. H. Nielsen, B. Frølund, and K. Keiding, “Changes in the composition of extracellular polymeric substances in activated sludge during anaerobic storage,” Applied Microbiology and Biotechnology, vol. 44, no. 6, pp. 823–830, 1996. View at Publisher · View at Google Scholar · View at Scopus
  18. M. F. Dignac, V. Urbain, D. Rybacki, A. Bruchet, D. Snidaro, and P. Scribe, “Chemical description of extracellular polymers: Implication on activated sludge floc structure,” Water Science and Technology, vol. 38, no. 8-9, pp. 45–53, 1998. View at Publisher · View at Google Scholar · View at Scopus
  19. B. Frølund, T. Griebe, and P. H. Nielsen, “Enzymatic activity in the activated-sludge floc matrix,” Applied Microbiology and Biotechnology, vol. 43, no. 4, pp. 755–761, 1995. View at Publisher · View at Google Scholar · View at Scopus
  20. G. P. Sheng, H. Q. Yu, and X. Y. Li, “Stability of sludge flocs under shear conditions: roles of extracellular polymeric substances (EPS),” Biotechnology and Bioengineering, vol. 93, no. 6, pp. 1095–1102, 2006. View at Publisher · View at Google Scholar · View at Scopus
  21. W. Xuan, Z. Bin, S. Zhiqiang et al., “The EPS characteristics of sludge in an aerobic granule membrane bioreactor,” Bioresource Technology, vol. 101, no. 21, pp. 8046–8050, 2010. View at Publisher · View at Google Scholar · View at Scopus