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Retracted

Evidence-Based Complementary and Alternative Medicine has retracted the article titled “Antioxidant Activity and Characterization of One New Polysaccharide Obtained from Perigord Truffle (Tuber huidongense)” [1] at the request of the authors. The first author says the HPLC and NMR results are not reproducible, while the fourth author did not approve the article’s submission and disputes the authorship.

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References

  1. Y.-F. Chen, W.-W. Jiang, S.-Q. Zhang, J.-Q. Kan, and Y. Liang, “Antioxidant Activity and Characterization of One New Polysaccharide Obtained from Perigord Truffle (Tuber huidongense),” Evidence-Based Complementary and Alternative Medicine, vol. 2016, Article ID 3537193, 7 pages, 2016.
Evidence-Based Complementary and Alternative Medicine
Volume 2016, Article ID 3537193, 7 pages
http://dx.doi.org/10.1155/2016/3537193
Research Article

Antioxidant Activity and Characterization of One New Polysaccharide Obtained from Perigord Truffle (Tuber huidongense)

1Department of Basic Medical Sciences, School of Medicine, Taizhou University, Taizhou 318000, Zhejiang, China
2Institute of Tumor, School of Medicine, Taizhou University, Taizhou, Zhejiang 318000, China
3Center of Drug Metabolism and Pharmacokinetics, China Pharmaceutical University, Jiangsu 210009, China
4Department of Food Science, Southwest University, Chongqing 400715, China

Received 17 March 2016; Revised 19 May 2016; Accepted 7 June 2016

Academic Editor: Gabriel A. Agbor

Copyright © 2016 Yong-Feng Chen 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. H. J. Hu, P. Z. Li, T. Lin, B. Q. Hang, and Y. W. Guo, “Effect of block polysaccharide on mouse tumors and the immune system,” Journal of China Pharmaceutical University, vol. 55, pp. 289–292, 1994. View at Google Scholar
  2. Y.-J. Tang, L.-L. Zhu, R.-S. Liu, H.-M. Li, D.-S. Li, and Z.-Y. Mi, “Quantitative response of cell growth and Tuber polysaccharides biosynthesis by medicinal mushroom Chinese truffle Tuber sinense to metal ion in culture medium,” Bioresource Technology, vol. 99, no. 16, pp. 7606–7615, 2008. View at Publisher · View at Google Scholar · View at Scopus
  3. W. Zhao, X.-H. Wang, H.-M. Li et al., “Isolation and characterization of polysaccharides with the antitumor activity from Tuber fruiting bodies and fermentation system,” Applied Microbiology and Biotechnology, vol. 98, no. 5, pp. 1991–2002, 2014. View at Publisher · View at Google Scholar · View at Scopus
  4. Q. Luo, J. Zhang, L. Yan et al., “Composition and antioxidant activity of water-soluble polysaccharides from tuber indicum,” Journal of Medicinal Food, vol. 14, no. 12, pp. 1609–1616, 2011. View at Publisher · View at Google Scholar · View at Scopus
  5. M. Guo, L. W. Tang, J. P. Yan, and I. Chagan, “Main physiological activities of Truffles and research progress of active substances production,” Science and Technology of Food Industry, vol. 21, pp. 403–407, 2012 (Chinese). View at Google Scholar
  6. S. Q. Zhang and J. Q. Kan, “Aroma Compound Analysis of Tuber huidongense by GC-MS,” Food Science, vol. 32, pp. 281–285, 2011 (Chinese). View at Google Scholar
  7. S. Q. Zhang, “Purification and molecular weight determination of HUI DONG truffles polysaccharide,” Food and Fermentation Technology, vol. 46, pp. 97–100, 2010 (Chinese). View at Google Scholar
  8. C.-Y. Tian and G.-L. Wang, “Isolation, purification and physical-chemical properties of polysaccharides from sweet potatoes,” Journal of Dalian University of Technology, vol. 49, no. 1, pp. 44–47, 2009 (Chinese). View at Google Scholar · View at Scopus
  9. X. Wu, W. Jiang, J. Lu, Y. Yu, and B. Wu, “Analysis of the monosaccharide composition of water-soluble polysaccharides from Sargassum fusiforme by high performance liquid chromatography/electrospray ionisation mass spectrometry,” Food Chemistry, vol. 145, pp. 976–983, 2014. View at Publisher · View at Google Scholar · View at Scopus
  10. S. D. Guo, Y. Chen, J. Xu et al., “Isolation, purification and structural elucidation of the exopolysaccharides from Antarctic fungus Oidiodendron truncatum,” Periodical of Ocean University of China, vol. 40, pp. 5–10, 2010 (Chinese). View at Google Scholar
  11. I. F. F. Benzie and J. J. Strain, “The ferric reducing ability of plasma (FRAP) as a measure of ‘antioxidant power’: the FRAP assay,” Analytical Biochemistry, vol. 239, no. 1, pp. 70–76, 1996. View at Publisher · View at Google Scholar · View at Scopus
  12. C. L. Lin, C. C. Wang, S. C. Chang, B. S. Inbaraj, and B. H. Chen, “Antioxidative activity of polysaccharide fractions isolated from Lycium barbarum Linnaeus,” International Journal of Biological Macromolecules, vol. 45, no. 2, pp. 146–151, 2009. View at Publisher · View at Google Scholar · View at Scopus
  13. S. A. B. E. van Acker, G. P. van Balen, D.-J. van den Berg, a. bast, and W. J. F. van der Vijgh, “Influence of iron chelation on the antioxidant activity of flavonoids,” Biochemical Pharmacology, vol. 56, no. 8, pp. 935–943, 1998. View at Publisher · View at Google Scholar · View at Scopus
  14. S.-I. Hakomori, “A rapid permethylation of glycolipid, and polysaccharide catalyzed by methylsulfinyl carbanion in dimethyl sulfoxide,” Journal of Biochemistry, vol. 55, no. 2, pp. 205–208, 1964. View at Google Scholar · View at Scopus
  15. R. K. Purama, P. Goswami, A. T. Khan, and A. Goyal, “Structural analysis and properties of dext ran produced by Leuconostoc mesenteroides NRRL B-640,” Carbohydrate Polymers, vol. 76, no. 1, pp. 30–34, 2009. View at Publisher · View at Google Scholar
  16. J.-M. Yi, M.-S. Kim, S.-W. Seo, K.-N. Lee, C.-S. Yook, and H.-M. Kim, “Acanthopanax senticosus root inhibits mast cell-dependent anaphylaxis,” Clinica Chimica Acta, vol. 312, no. 1-2, pp. 163–168, 2001. View at Publisher · View at Google Scholar · View at Scopus
  17. H. Yuan, W. Zhang, X. Li et al., “Preparation and in vitro antioxidant activity of κ-carrageenan oligosaccharides and their oversulfated, acetylated, and phosphorylated derivatives,” Carbohydrate Research, vol. 340, no. 4, pp. 685–692, 2005. View at Publisher · View at Google Scholar · View at Scopus
  18. Q. L. Kong, J. Fan, and T. R. Zhao, “Optimization of extraction technique of polysaccharides from truffles by response surface methodology and determination of crude polysaccharide antioxidant activity,” Food and Fermentation Industries, vol. 38, pp. 175–179, 2012 (Chinese). View at Google Scholar
  19. J. M. Yue, B. Pu, A. J. Chen, and X. Y. Liu, “Antioxidant activity in vitro of polysaccharides with different molecular weights from truffles,” Food Science, vol. 34, pp. 127–131, 2013 (Chinese). View at Google Scholar
  20. Y. Yamaguchi, S. Kagota, K. Nakamura, K. Shinozuka, and M. Kunitomo, “Antioxidant activity of the extracts from fruiting bodies of cultured Cordyceps sinensis,” Phytotherapy Research, vol. 14, no. 8, pp. 647–649, 2000. View at Publisher · View at Google Scholar · View at Scopus
  21. H. Qi, L. Huang, X. Liu, D. Liu, Q. Zhang, and S. Liu, “Antihyperlipidemic activity of high sulfate content derivative of polysaccharide extracted from Ulva pertusa (Chlorophyta),” Carbohydrate Polymers, vol. 87, no. 2, pp. 1637–1640, 2012. View at Publisher · View at Google Scholar · View at Scopus
  22. S. L. Xiong, A. Li, N. Huang, F. Lu, and D. Hou, “Antioxidant and immunoregulatory activity of different polysaccharide fractions from tuber of Ophiopogon japonicus,” Carbohydrate Polymers, vol. 86, no. 3, pp. 1273–1280, 2011. View at Publisher · View at Google Scholar · View at Scopus
  23. R. Xing, S. Liu, Z. Guo et al., “Relevance of molecular weight of chitosan and its derivatives and their antioxidant activities in vitro,” Bioorganic and Medicinal Chemistry, vol. 13, no. 5, pp. 1573–1577, 2005. View at Publisher · View at Google Scholar · View at Scopus