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Difference between revisions of "Enzymatic processes"
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{{Infobox technology}} | {{Infobox technology|Name=Enzymatic processes|Category=Biochemical processes and technologies|Feedstock=[[Garden and park waste]]|Product=Cellulose, hemicellulose, lignin}} | ||
<onlyinclude>'''Enzymatic processes''' utilise enzymes (/ˈɛnzaɪmz/) which are proteins that act as biological catalysts (biocatalysts).<ref>{{Cite web|year=2021|title=Enzyme|e-pub date=|date accessed=24-09-21|url=https://en.wikipedia.org/wiki/Enzyme}}</ref> In terms of lignocellulosic biomass valorisation, enzymes find two main applications: i) biomass pretreatment, and ii) polysaccharides hydrolysis. Biomass enzymatic pretreatment falls under the category of "biological pretreatment". Other pretreatment methods for lignocellulosic biomass includes, physical (e.g., mechanical), [[Hydrolysis|chemical]] (e.g., acid and alkali), physico-chemical (e.g., [[steam explosion]] and AFEX), and a combination thereof<ref>{{Cite journal|author=E. Hosseini Koupaie, S. Dahadha, A.A. Bazyar Lakeh, A. Azizi, E. Elbeshbishy|year=2018|title=Enzymatic pretreatment of lignocellulosic biomass for enhanced biomethane production - A review|journal=Journal of Environmental Management|volume=233|page=774-784|doi=10.1016/j.jenvman.2018.09.106}}</ref>. polysaccharides hydrolysis is a concept mostly applied in biorefineries as part of the [[hydrolysis]] of plant cell wall constituents like cellulose, hemicellulose, and lignin. </onlyinclude> | <onlyinclude>'''Enzymatic processes''' utilise enzymes (/ˈɛnzaɪmz/) which are proteins that act as biological catalysts (biocatalysts).<ref>{{Cite web|year=2021|title=Enzyme|e-pub date=|date accessed=24-09-21|url=https://en.wikipedia.org/wiki/Enzyme}}</ref> In terms of lignocellulosic biomass valorisation, enzymes find two main applications: i) biomass pretreatment, and ii) polysaccharides hydrolysis. Biomass enzymatic pretreatment falls under the category of "biological pretreatment". Other pretreatment methods for lignocellulosic biomass includes, physical (e.g., mechanical), [[Hydrolysis|chemical]] (e.g., acid and alkali), physico-chemical (e.g., [[steam explosion]] and AFEX), and a combination thereof<ref>{{Cite journal|author=E. Hosseini Koupaie, S. Dahadha, A.A. Bazyar Lakeh, A. Azizi, E. Elbeshbishy|year=2018|title=Enzymatic pretreatment of lignocellulosic biomass for enhanced biomethane production - A review|journal=Journal of Environmental Management|volume=233|page=774-784|doi=10.1016/j.jenvman.2018.09.106}}</ref>. polysaccharides hydrolysis is a concept mostly applied in biorefineries as part of the [[hydrolysis]] of plant cell wall constituents like cellulose, hemicellulose, and lignin. </onlyinclude> | ||