Results 31 to 40 of about 2,348,462 (272)

Phosphoenolpyruvate Carboxykinase Is Involved in the Decarboxylation of Aspartate in the Bundle Sheath of Maize [PDF]

open access: yes, 1999
We recently showed that maize (Zea mays L.) leaves contain appreciable amounts of phosphoenolpyruvate carboxykinase (PEPCK; R.P. Walker, R.M. Acheson, L.I. Técsi, R.C. Leegood [1997] Aust J Plant Physiol 24: 459–468).
Chen, Z.   +3 more
core   +2 more sources

Assessment of cultivation parameters influencing pectinase production by Aspergillus niger LFP-1 in submerged fermentation

open access: yesJournal of Genetic Engineering and Biotechnology, 2023
Background Pectinase is helpful in food and beverage industries, particularly in the preparation of fruit juice, the extraction of vegetable oil, and the fermentation of coffee.
Mohd Taufiq Mat Jalil   +3 more
doaj   +1 more source

Nanocatalytic performance of pectinase immobilized over in situ prepared magnetic nanoparticles

open access: yesHeliyon, 2023
Immobilization of enzymes is one of the protein engineering methods used to improve their thermal and long-term stabilities. Immobilized pectinase has become an essential biocatalyst for optimization in the food processing industry.
D. Navarro-López   +11 more
semanticscholar   +1 more source

Pectinases in Leaf Degradation by Aquatic Hyphomycetes: the Enzymes and Leaf Maceration [PDF]

open access: yesMicrobiology, 1982
SUMMARY: All seven species of aquatic hyphomycetes tested produced both polygalacturonases and pectin lyases. The polygalacturonases were constitutive, whereas the pectin lyases were induced on pectic substrates at pH 6.5 and above. Some species could grow on pectic substrates at both pH 5 and pH 7; other species at pH 7 only. Tricladium splendens grew
A.-C. Chamier, P. A. Dixon
openaire   +1 more source

Immobilization of pectinase on chitosan-magnetic particles: Influence of particle preparation protocol on enzyme properties for fruit juice clarification

open access: yesBiotechnology Reports, 2019
Highlights • Magnetic-chitosan particles were prepared in nano, micro and macro sizes.• Particle size was important for biocatalyst properties.• Nano-CMag presented highest activity recovery for pectinase immobilization.• Pectinase immobilized on Macro ...
L. Dal Magro   +8 more
semanticscholar   +1 more source

Stimulation of bioprocesses by ultrasound [PDF]

open access: yes, 2011
Ultrasound (US) has become a ubiquitous technological process in a large variety of scientific disciplines. However, little information exists on the use of ultrasound to enhance biological processes and/or processing and consequently this paper provides
Akunna, Joseph C.   +4 more
core   +3 more sources

Utilization of orange bagasse and molokhia stalk for production of pectinase enzyme [PDF]

open access: yesBrazilian Journal of Chemical Engineering, 2013
Studies were conducted on the production and extraction of exo-polygalacturonase (PG) in solid-state fermentation (SSF) using orange bagasse (Ob) and molokhia stalks (Ms) as a new solid support by Penicillium pinophlilum Hedg 3503 NRRL. The parameters affecting PG production under SSF were optimized.
Ahmed, S. A., Mostafa, F. A.
openaire   +3 more sources

Production and Purification of Pectinase from Bacillus subtilis 15A-B92 and Its Biotechnological Applications

open access: yesMolecules, 2022
Enzymes that degrade pectin are called pectinases. Pectinases of microbial origin are used in juice clarification as the process is cost-effective. This study screened a pectinase-producing bacterium isolated from soil and identified as Bacillus subtilis
Y. Alqahtani   +8 more
semanticscholar   +1 more source

Biochemical characterization of pectinase activity from the digestive midgut fluid of larvae and adult of the Colorado potato beetle, Leptinotarsa decemlineata (Col: Chrysomelidae) [PDF]

open access: yesArthropods, 2015
The study of pectinase enzyme in potato leaf beetle that is the most important pest of potatoes consider as an effective way to develop control methods because this enzyme is important in degrading plant cell wall.
Razieh Karimi   +2 more
doaj  

Enzymatic properties of oyster mushroom (Pleurotus florida) exudate

open access: yesThe Indian Journal of Agricultural Sciences, 2014
Pleurotus florida Mont. exudate, appearing as reddish- brown droplets of fluid was characterized for enzymatic properties. Oyster mushroom exudate grown on mango peel residue and wheat straw in 10:1 ratio at 25±1°C possessed high antioxidant value (920 ...
NEELIMA GARG   +3 more
doaj   +1 more source

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