Iran J Biotechnol. 2018 Apr 18;16(1):e1483. doi: 10.21859/ijb.1483. eCollection 2018 Apr.
Effects of Nonionic Surfactants on Xanthan Gum Production: a Survey on Cellular Interactions.
Iranian journal of biotechnology
Tahereh Ghashghaei, Mohammad Reza Soudi, Saman Hoseinkhani, Morteza Shiri
Affiliations
Affiliations
- Department of Microbiology, Faculty of Biological Science, Alzahra University, Tehran, Iran.
- Department of Biochemistry, Faculty of Biological Science, Tarbiat Modares University, Tehran, Iran.
- Department of Chemistry, Faculty of Physics and Chemistry, Alzahra University, Tehran, Iran.
PMID: 30555838
PMCID: PMC6217259 DOI: 10.21859/ijb.1483
Abstract
OBJECTIVE: In the present study, nonionic surfactants were used to pursue their effects on improvement of xanthan production. Moreover, a number of cellular consequences upon the treatment were investigated with impacts on gum production.
MATERIALS AND METHODS: Effects of different nonionic surfactants (Tween 20, Tween 80 and Triton X100) on xanthan production and
RESULTS: The nonionic surfactant Tween 20 increased ATP (3.2 folds) and sugar leakage (3.1 folds). Furthermore, they caused cell shape alteration. Tween 80 improved both xanthan production (11 g.L
CONCLUSIONS: In general, amounts of surfactants that bacterial cells can tolerate seem to be helpful in substrate and metabolite transportation, and enzyme activities involved in xanthan biosynthesis and release. Surfactants induce harsh damages to cell barriers, preventing the growth and adversely affecting quantity and quality of xanthan gum.
Keywords: Surfactant; Xanthan gum; Xanthomonas campestris
Conflict of interest statement
Conflict of interest The authors declare that there is no conflict of interest.
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