Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification

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Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification. / Barsberg, Søren Talbro; Selig, Michael Joseph; Felby, Claus.

In: Biotechnology Letters, Vol. 35, No. 2, 2013, p. 189-195.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Barsberg, ST, Selig, MJ & Felby, C 2013, 'Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification', Biotechnology Letters, vol. 35, no. 2, pp. 189-195. https://doi.org/10.1007/s10529-012-1061-x

APA

Barsberg, S. T., Selig, M. J., & Felby, C. (2013). Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification. Biotechnology Letters, 35(2), 189-195. https://doi.org/10.1007/s10529-012-1061-x

Vancouver

Barsberg ST, Selig MJ, Felby C. Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification. Biotechnology Letters. 2013;35(2):189-195. https://doi.org/10.1007/s10529-012-1061-x

Author

Barsberg, Søren Talbro ; Selig, Michael Joseph ; Felby, Claus. / Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification. In: Biotechnology Letters. 2013 ; Vol. 35, No. 2. pp. 189-195.

Bibtex

@article{671807d5897c49bbaa1e577c25a5d705,
title = "Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification",
abstract = "Lignins were enzymatically isolated from corn stover and wheat straw samples and subjected to hydrothermal or wet oxidation pretreatments for enzyme adsorption experimentations. Lignin contents of the isolates ranged from 26 to 71 % (w/w); cellulose ranged from 3 to 22 % (w/w); xylan from 0.7 to 6 % (w/w) and ash was from 5.8 to 30 % (w/w). ATR-IR analyses indicated significant and similar levels of calcium in all lignin isolates. Commercial cellulase adsorption studies showed that the presence of these lignins had no significant impact on the total amount of adsorbed enzyme in cellulose and cellulose-lignin systems. Consequently, the presence of the lignins had minimal effect, if any, on enzymatic cellulose conversion. Furthermore, this result, coupled with significant calcium levels in the isolated lignins, supports previous work suggesting lignin-calcium complexes reduce enzyme-lignin interactions.",
author = "Barsberg, {S{\o}ren Talbro} and Selig, {Michael Joseph} and Claus Felby",
year = "2013",
doi = "10.1007/s10529-012-1061-x",
language = "English",
volume = "35",
pages = "189--195",
journal = "Biotechnology Letters",
issn = "0141-5492",
publisher = "Springer",
number = "2",

}

RIS

TY - JOUR

T1 - Impact of lignins isolated from pretreated lignocelluloses on enzymatic cellulose saccharification

AU - Barsberg, Søren Talbro

AU - Selig, Michael Joseph

AU - Felby, Claus

PY - 2013

Y1 - 2013

N2 - Lignins were enzymatically isolated from corn stover and wheat straw samples and subjected to hydrothermal or wet oxidation pretreatments for enzyme adsorption experimentations. Lignin contents of the isolates ranged from 26 to 71 % (w/w); cellulose ranged from 3 to 22 % (w/w); xylan from 0.7 to 6 % (w/w) and ash was from 5.8 to 30 % (w/w). ATR-IR analyses indicated significant and similar levels of calcium in all lignin isolates. Commercial cellulase adsorption studies showed that the presence of these lignins had no significant impact on the total amount of adsorbed enzyme in cellulose and cellulose-lignin systems. Consequently, the presence of the lignins had minimal effect, if any, on enzymatic cellulose conversion. Furthermore, this result, coupled with significant calcium levels in the isolated lignins, supports previous work suggesting lignin-calcium complexes reduce enzyme-lignin interactions.

AB - Lignins were enzymatically isolated from corn stover and wheat straw samples and subjected to hydrothermal or wet oxidation pretreatments for enzyme adsorption experimentations. Lignin contents of the isolates ranged from 26 to 71 % (w/w); cellulose ranged from 3 to 22 % (w/w); xylan from 0.7 to 6 % (w/w) and ash was from 5.8 to 30 % (w/w). ATR-IR analyses indicated significant and similar levels of calcium in all lignin isolates. Commercial cellulase adsorption studies showed that the presence of these lignins had no significant impact on the total amount of adsorbed enzyme in cellulose and cellulose-lignin systems. Consequently, the presence of the lignins had minimal effect, if any, on enzymatic cellulose conversion. Furthermore, this result, coupled with significant calcium levels in the isolated lignins, supports previous work suggesting lignin-calcium complexes reduce enzyme-lignin interactions.

UR - http://www.scopus.com/inward/record.url?scp=84872801952&partnerID=8YFLogxK

U2 - 10.1007/s10529-012-1061-x

DO - 10.1007/s10529-012-1061-x

M3 - Journal article

AN - SCOPUS:84872801952

VL - 35

SP - 189

EP - 195

JO - Biotechnology Letters

JF - Biotechnology Letters

SN - 0141-5492

IS - 2

ER -

ID: 97187638