Results 41 to 50 of about 408,068 (389)

High value valorization of lignin as environmental benign antimicrobial

open access: yesMaterials Today Bio, 2023
Lignin is a natural aromatic polymer of p-hydroxyphenylpropanoids with various biological activities. Noticeably, plants have made use of lignin as biocides to defend themselves from pathogen microbial invasions.
Mingjie Chen   +7 more
doaj   +1 more source

Analysis of gas chromatography/mass spectrometry data for catalytic lignin depolymerization using positive matrix factorization [PDF]

open access: yes, 2018
Various catalytic technologies are being developed to efficiently convert lignin into renewable chemicals. However, due to its complexity, catalytic lignin depolymerization often generates a wide and complex distribution of product compounds.
Barrett, JA   +7 more
core   +1 more source

Lignin bioengineering

open access: yesCurrent Opinion in Biotechnology, 2014
Lignin is one of the most abundant aromatic biopolymers and a major component of plant cell walls. It occurs via oxidative coupling of monolignols, which are synthesized from the phenylpropanoid pathway. Lignin is the primary material responsible for biomass recalcitrance, has almost no industrial utility, and cannot be simply removed from growing ...
Eudes, Aymerick   +3 more
openaire   +4 more sources

Recent Advances in Applications of Acidophilic Fungi to Produce Chemicals

open access: yesMolecules, 2019
Processing of fossil fuels is the major environmental issue today. Biomass utilization for the production of chemicals presents an alternative to simple energy generation by burning.
Rehman Javaid   +3 more
doaj   +1 more source

Anaerobic co-digestion of acetate-rich with lignin-rich wastewater and the effect of hydrotalcite addition [PDF]

open access: yes, 2016
The methane potential and biodegradability of different ratios of acetate and lignin-rich effluents from a neutral sulfite semi-chemical (NSSC) pulp mill were investigated.
Dahl Olli, Peka   +2 more
core   +2 more sources

Wood processing by-products treated with the lignin-based conditioner as mulch for soil protection

open access: yesJournal of Environmental Engineering and Landscape Management, 2015
Wood processing by-products such as bark of different wood species and hydrolysis lignin were applied as soil mulch. The lignin-based soil conditioner (LSC) representing a lignin-based polyelectrolyte complex with the different composition (a lignin ...
Galia Shulga   +7 more
doaj   +1 more source

Unconventional lignin monomers—Extension of the lignin paradigm

open access: yes, 2022
Lignin is largely produced by the oxidative radical coupling of the three monolignols, p-coumaryl, coniferyl, and sinapyl alcohols, which form the p-hydroxyphenyl, guaiacyl, and syringyl lignin units in the lignin polymer. However, it is increasingly appreciated that other “unconventional” phenolic compounds can also behave as lignin monomers ...
Río Andrade, José Carlos del   +4 more
openaire   +2 more sources

LIGNIN-KMC: A Toolkit for Simulating Lignin Biosynthesis [PDF]

open access: yesACS Sustainable Chemistry & Engineering, 2019
Lignin is an abundant biopolymer of phenylpropanoid monomers that is critical for plant structure and function. Based on the abundance of lignin in the biosphere and interest in lignin valorization, a more comprehensive understanding of lignin biosynthesis is imperative. Here we present an open-source software toolkit, LIGNIN-KMC, that combines kinetic
Michael J. Orella   +7 more
openaire   +4 more sources

Enzymatic Hydrolysis of Alkaline Pretreated Coconut Coir [PDF]

open access: yes, 2010
The purpose of this research is to study the effect of concentration and temperature on the cellulose and lignin content, and the reducing sugars produced in the enzymatic hydrolysis of coconut coir. In this research, the coconut coir is pretreated using
Fatmawati, Akbarningrum   +2 more
core   +5 more sources

Sources and transformations of dissolved lignin phenols and chromophoric dissolved organic matter in Otsuchi Bay, Japan [PDF]

open access: yes, 2016
Dissolved lignin phenols and optical properties of dissolved organic matter (DOM) were measured to investigate the sources and transformations of terrigenous DOM (tDOM) in Otsuchi Bay, Japan.
Cedric G. Fichot   +6 more
core   +3 more sources

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