In Situ Microscopy for In-line Monitoring of the Enzymatic Hydrolysis of Cellulose

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  • Hamburg University of Technology (TUHH)
  • Evonik Industries AG
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Original languageEnglish
Pages (from-to)8121-8126
Number of pages6
JournalAnalytical chemistry
Volume85
Issue number17
Publication statusPublished - 29 Jul 2013

Abstract

A new in-line method for the monitoring of enzymatic hydrolysis of cellulose is described. Using a new in situ microscope prototype, the noninvasive determination of particle size distributions was possible. For the automated analysis of the acquired images, a new processing algorithm called CelluloseAnalyzer was developed. It enabled tracking of the number of particles and moreover allowed monitoring of the proportions of particle size fractions during the course of enzymatic hydrolysis reactions. Using this technique, significant differences between hydrolysis with endoglucanases and cellulase mixtures were observed. Furthermore, the in situ microscopy results were compared with results from off-line measurements with laser diffraction spectroscopy and gel permeation chromatography.

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In Situ Microscopy for In-line Monitoring of the Enzymatic Hydrolysis of Cellulose. / Opitz, Britta; Prediger, Andreas; Lüder, Christian et al.
In: Analytical chemistry, Vol. 85, No. 17, 29.07.2013, p. 8121-8126.

Research output: Contribution to journalArticleResearchpeer review

Opitz, B, Prediger, A, Lüder, C, Eckstein, M, Hilterhaus, L, Lindner, P, Beutel, S, Scheper, T & Liese, A 2013, 'In Situ Microscopy for In-line Monitoring of the Enzymatic Hydrolysis of Cellulose', Analytical chemistry, vol. 85, no. 17, pp. 8121-8126. https://doi.org/10.1021/ac4008495
Opitz, B., Prediger, A., Lüder, C., Eckstein, M., Hilterhaus, L., Lindner, P., Beutel, S., Scheper, T., & Liese, A. (2013). In Situ Microscopy for In-line Monitoring of the Enzymatic Hydrolysis of Cellulose. Analytical chemistry, 85(17), 8121-8126. https://doi.org/10.1021/ac4008495
Opitz B, Prediger A, Lüder C, Eckstein M, Hilterhaus L, Lindner P et al. In Situ Microscopy for In-line Monitoring of the Enzymatic Hydrolysis of Cellulose. Analytical chemistry. 2013 Jul 29;85(17):8121-8126. doi: 10.1021/ac4008495
Opitz, Britta ; Prediger, Andreas ; Lüder, Christian et al. / In Situ Microscopy for In-line Monitoring of the Enzymatic Hydrolysis of Cellulose. In: Analytical chemistry. 2013 ; Vol. 85, No. 17. pp. 8121-8126.
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AU - Opitz, Britta

AU - Prediger, Andreas

AU - Lüder, Christian

AU - Eckstein, Marrit

AU - Hilterhaus, Lutz

AU - Lindner, Patrick

AU - Beutel, Sascha

AU - Scheper, Thomas

AU - Liese, Andreas

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