Results 11 to 20 of about 75,023 (258)

Optimization of process parameters and fermentation strategy for xylanase production in a stirred tank reactor using a mutant Aspergillus nidulans strain

open access: yesBiotechnology Reports, 2020
The present work studied the optimization of aeration rate, agitation rate and oxygen transfer and the use of various batch fermentation strategies for xylanase production from a recombinant Aspergillus nidulans strain in a 3 L stirred tank reactor ...
Asmaa Abdella   +2 more
doaj   +1 more source

Limitations on production methods for PHAs obtention: a systematic review

open access: yesDyna, 2020
This systematic review shows the most important characteristics of the methods used for the production of polyhydroxyalkanoates (PHAs). Three databases were consulted: Science Direct, Scopus, and Google Scholar. A total of 66 publications were obtained.
Wilman Alcaraz Zapata   +1 more
doaj   +1 more source

In vitro growth of Curcuma longa L. in response to five mineral elements and plant density in fed-batch culture systems. [PDF]

open access: yesPLoS ONE, 2015
Plant density was varied with P, Ca, Mg, and KNO3 in a multifactor experiment to improve Curcuma longa L. micropropagation, biomass and microrhizome development in fed-batch liquid culture. The experiment had two paired D-optimal designs, testing sucrose
Rabia F El-Hawaz   +2 more
doaj   +1 more source

Fed-Batch System for Propagation of Brewer’s Yeast [PDF]

open access: yesJournal of the American Society of Brewing Chemists, 2021
A novel high-density yeast propagation system has been developed, which produced yeast that performed as well as cropped yeast in commercial brewery trials. This process is capable of producing yeast concentrations 13 times greater than traditional yeast propagation approaches used in breweries to date.
D. Donnelly   +6 more
openaire   +3 more sources

Repetitive Fed-Batch: A Promising Process Mode for Biomanufacturing With E. coli

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Recombinant protein production with Escherichia coli is usually carried out in fed-batch mode in industry. As set-up and cleaning of equipment are time- and cost-intensive, it would be economically and environmentally favorable to reduce the number of ...
Julian Kopp   +5 more
doaj   +1 more source

Optimization Feed Composition on Hyaluronic Acid Production of in-Batch and Fed-Batch Cultures of Streptococcus zooepidemicus [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
Hyaluronic acid (HA), as a high-value-added biological product, is one of the most widely used biopolymers in industry and medicine. This study aimed to increase HA production by carefully investigating the effect of glucose concentration, type and ...
Saeed Saharkhiz, Valiollah Babaeipour
doaj   +1 more source

Glucose transport engineering allows mimicking fed-batch performance in batch mode and selection of superior producer strains

open access: yesMicrobial Cell Factories, 2022
Background Fed-batch mode is the standard culture technology for industrial bioprocesses. Nevertheless, most of the early-stage cell and process development is carried out in batch cultures, which can bias the initial selection of expression systems ...
Daniela Velazquez   +5 more
doaj   +1 more source

Process monitoring of an industrial fed‐batch fermentation [PDF]

open access: yesBiotechnology and Bioengineering, 2001
AbstractMarket demand places great emphasis in industry on product quality. Consequently, process monitoring and control have become important aspects of systems engineering. In this article we detail the results of a 2‐year study focusing on the development of a condition monitoring system for a fed‐batch fermentation system operated by Biochemie Gmbh
Lennox, B.; id_orcid 0000-0003-0905-8324   +4 more
openaire   +3 more sources

Effect of different fermentation strategies on Bacillus thuringiensis cultivation and its toxicity towards the bagworm, Metisa plana Walker (Lepidoptera: Psychidae)

open access: yesEgyptian Journal of Biological Pest Control, 2020
The effect of batch and fed-batch fermentation on the cultivation performance of Bacillus thuringiensis was investigated using a 5-l stirred tank bioreactor.
Mohamed Mazmira Mohd Masri   +1 more
doaj   +1 more source

Batch and Fed-Batch Fermentation System on Ethanol Production from Whey using Kluyveromyces marxianus

open access: yesInternational Journal of Renewable Energy Development, 2013
Nowadays reserve of fossil fuel has gradually depleted. This condition forces many researchers to  find energy alternatives which is renewable and sustainable in the future.
H Hadiyanto   +3 more
doaj   +1 more source

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