Results 31 to 40 of about 92,781 (236)

Pectinase: Immobilization and Applications. A review

open access: yesTrends in Peptide and Protein Sciences, 2021
Pectinase or pectinolytic enzyme is a complex enzyme with different catalytic units including polygalacturonase, pectin esterase and pectin lyase to degrade pectin polymers into different end products.
HaneefUr Rehman   +2 more
doaj   +1 more source

Pectinolytic lyases: a comprehensive review of sources, category, property, structure, and catalytic mechanism of pectate lyases and pectin lyases [PDF]

open access: yesBioresources and Bioprocessing, 2021
AbstractPectate lyases and pectin lyases have essential roles in various biotechnological applications, such as textile industry, paper making, pectic wastewater pretreatment, juice clarification and oil extraction. They can effectively cleave the α-1,4-glycosidic bond of pectin molecules back bone by β-elimination reaction to produce pectin ...
Ling Zheng   +3 more
openaire   +3 more sources

Effects of ultrasound on the enzymatic degradation of pectin

open access: yesUltrasonics Sonochemistry, 2021
Ultrasound-assisted enzymatic maceration (UAEM) has gained considerable interest in the fruit juice industry, owing to its potential to increase juice yield and content of polyphenols while simultaneously saving time and energy.
Lena Rebecca Larsen   +4 more
doaj   +1 more source

Pectin Lyase Production by a Penicillium italicum Strain [PDF]

open access: yesApplied and Environmental Microbiology, 1989
Growth and concomitant production of an extracellular pectin lyase (PL) [poly(methoxylgalactosiduronate) endolyase; EC 4.2.2.10] were investigated in a group of 16 fungi grown in liquid medium containing pectin as a supplementary carbon source. Culture filtrates of both Penicillium italicum (CECT 2294) and
A, Alaña   +6 more
openaire   +2 more sources

Toward gentle chokeberry juice production by ultrasound-assisted enzymatic maceration

open access: yesCurrent Research in Food Science, 2023
Sustainable processes accompanied by high extraction yields and minimized amounts of by-products are a major goal of current fruit juice production. Controlled degradation of cell wall polysaccharides, in particular pectin, may contribute to reduced ...
Nicole Jasmin Nemetz   +4 more
doaj   +1 more source

Encapsulated Escherichia coli in alginate beads capable of secreting a heterologous pectin lyase

open access: yesMicrobial Cell Factories, 2005
Background Production of heterologous proteins in the E. coli periplasm, or into the extracellular fluid has many advantages; therefore naturally occurring signal peptides are selected for proteins translocation.
Trikka Fotini A   +3 more
doaj   +1 more source

Pectin Lyase Activity in a Penicillium italicum Strain [PDF]

open access: yesApplied and Environmental Microbiology, 1990
An extracellular pectin lyase (PNL) [poly-(methoxygalacturonide)lyase; EC 4.2.2.10] produced by Penicillium italicum CECT 2294 grown on a surface bran (natural medium) or in a submerged (synthetic medium) culture was investigated.
A, Alaña   +4 more
openaire   +2 more sources

Inhibition of Rhizoctonia solani Growth and Its Extracellular Hydrolytic Enzymes by Different Extracts of Cinnamon (Cinnamomum cassia) and Black Cumin Seeds (Nigella sativa) [PDF]

open access: yesArab Universities Journal of Agricultural Sciences, 2022
The present study evaluated the ability of different extracts of cinnamon and black cumin seeds to inhibit the growth of the phytopathogenic fungus Rhizoctonia solani and its extracellular cell wall degrading enzymes. Concentrations of 300 and 450 ppm of
Seham Abd El Aziz   +3 more
doaj   +1 more source

Enzyme Assay for Identification of Pectin and Pectin Derivatives, Based on Recombinant Pectate Lyase [PDF]

open access: yesJournal of AOAC INTERNATIONAL, 2001
Abstract A simple method was developed for fast identification of pectin, based on a recombinant endopectate lyase cloned from Aspergillus niger. When pectin was demethylated and treated with pectate lyase, β-elimination occurred, resulting in a double bond between C-4 and C-5 in the galacturonic acid residue of the released nonreducing ...
Karin M Hansen   +2 more
openaire   +1 more source

Identification and Characterisation of a Pectinolytic Enzyme from Paenibacillus xylanolyticus

open access: yesBioResources, 2014
Pectinolytic enzymes play an important role in the processing of lignocellulosic materials because of their ability to improve the access of cellulases to their substrate by removing pectins. The strain Paenibacillus xylanolyticus 2-6L3 was isolated from
Simona Giacobbe   +5 more
doaj   +1 more source

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