Showing papers in "Biochemical Engineering Journal in 2021"

TL;DR: The use of machine learning within biochemical engineering over the last 20 years is reviewed, the most prevalent machine learning methods are demystified, and their impact across individual biochemical engineering subfields is outlined.

TL;DR: In this paper, a Sporosarcina pasteurii bio-treated samples were used to remediate soils contaminated with lead (Pb), zinc (Zn), and cadmium (Cd), and the primary objective of metal stabilization was achieved by reducing the bioavailability through immobilizing the Pb, Zn and Cd in the urease-driven carbonate precipitation.

TL;DR: In this paper, yam waste is used in benthic microbial fuel cells (BMFCs) to remediate heavy metals (Pb2+, Cd2+, Cr3+) from the metals-supplemented pond water.

TL;DR: In this article, the authors investigated the feasibility of using food waste fermentation liquid (FL) as the external carbon source to enhance biological nitrogen and phosphorus removal (BNPR) in sequencing batch reactors.

TL;DR: This investigation showed the feasibility to obtain an enzymatic extract with xylanase and cellulase activity using low-cost substrates such as SCB and BSG.

TL;DR: In this article, a mild and quick one-pot strategy was used to achieve the successful encapsulation of lipase (CRL) and Fe3O4 nanoparticle into ZIF-8 to form CRL/MNP@ZIF-6 with 88.4 % immobilization yield.

TL;DR: In this paper, anaerobic granular sludge (AnGS) under allicin stress was cultivated, which completely granulated on day 143 in the up-flow anaerobacterial sludge bed (UASB).

TL;DR: In this article, Sargassum fulvellum biomass was used as feedstock for the batch anaerobic digestion (AD) process to overcome algal pollution while providing alternative and renewable energy as fuel scarcity increases.

TL;DR: A plasmid-free EcN, called EcNP, was successfully and efficiently constructed within one week and paved the way to efficiently engineer E. coli Nissle as live therapeutics, with high-level expression of sfGFP and RFP.

TL;DR: In this paper, the performance of biological phosphorus removal (BPR) in sequential batch reactors under various aeration strategies was investigated for different dissolved oxygen (DO) concentrations and hydraulic retention times (HRT).

TL;DR: In this article, a review of recent studies in relation to the mixotrophic growth of microalgae as an alternative method of producing high-value products (PUFAs, pigments, polysaccharides, vitamins and peptides), emphasizing those species that grow mixotrophically.

TL;DR: In this article, a two-stage pH regulation strategy was employed to enhance succinic acid production efficiency and reduce NaOH requirements, and the minimum selling price was estimated at $2.94/kg at annual production capacity of 50,000-t when the production cost of organic biowaste derived sugars were considered at $10/tTS and $110/TTS, respectively.

TL;DR: In this article, an enzyme-inorganic nanoflowers, PETase@Co3(PO4)2, was designed based on the principle of biomimetic mineralization.

TL;DR: Based on the sugar and sulfate group (the major components of fucoidan), the purity of the final sulfated polysaccharides product was found to display biological activities linked to anti-lipogenesis with 28.9% decreased lipid synthesis in contrast to the free-fatty-acid-induced control.

TL;DR: In this paper, the physicochemical properties of three commonly used polyester-based biopolymer materials blended with poly(e-caprolactone) (PCL) at 2:1 (wt.%) ratio were investigated for retinal progenitor cell attachment and proliferation.

TL;DR: In this article, a potentiometric poly (vinyl chloride) membrane-based biosensor has been developed for the determination of the anti-epileptic drug valproic acid in human blood samples.

TL;DR: Rhodotorula glutinis are very efficient in the production of valuable carotenoids and lipids, presenting high potential of yeast for the industrial production of more sustainable cosmetic, pharmaceutical, and food products.

TL;DR: In this article, the effects of particle size of substrate, temperature, initial pH, and substrate concentration on the sDFMEC performance were determined, and the optimum conditions for a maximum H2 yield of 492.3 ± 5.1 mL/g-TS were obtained.

TL;DR: In this article, the authors used a venturi-based biogas reactor mixing system for H2 injection into a full-scale BiOGas reactor by assessing the system's H2 gas-liquid mass transfer capacity.

TL;DR: It was shown that metabolically engineered yeast possessed promising potential for industrial production of limonene, and when combining the engineered PDH bypass with the deletion of CIT2 gene, the synergistic effect was observed.

TL;DR: The research progress of enzyme immobilization on molecular sieve crystal materials, including the immobilization methods and applications in chemistry, biomedicine, energy and environment areas, are reviewed in this paper.

TL;DR: In this article, the authors used vinasses from alcoholic distillation as a growth medium for microalgae species like Chlorella vulgaris, evaluating their possible environmental advantages and industrial uses.

TL;DR: In this article, the effect of sulfamonomethoxine (SMM) shock on the power generation performance and microbial community structure of microbial fuel cells (MFCs) under seasonal temperature variation was assessed.

TL;DR: Interestingly, their co-cultivation in sequential SoSF-SmF significantly improved overall enzyme production possibly due to synergism of the enzymes produced by both strains and combined advantages of SoSF and SmF.

TL;DR: In this article, a typical flow condition adopted in industrial multiple impeller fermenters is investigated, that leads to gas accumulation on the rear of flat blades, a reduction of the power transferred to the fluid and limitations of the volumetric mass transfer coefficient.

TL;DR: In this article, a bio-desulfurizing system was developed based on a sulfur-oxidizing bacterium Thioalkalivibrio versutus D301 to treat H2S under haloalkaliphilic conditions.

TL;DR: In this paper, the authors used a novel vacuum assisted gas-permeable membrane (V-GPM) process for ammonia removal from liquid digestate prior to the backflow to the digester to overcome the ammonia inhibition problem during anaerobic digestion of chicken manure.

TL;DR: In this article, a lead-resistant bacteria (Delftia lacustris Strain-MS3) was identified and the ability of this novel strain to tolerate different concentrations of Pb+2 were evaluated.

TL;DR: In this paper, an integrated floating fixed-film activated sludge (IFFAS) filled with surface modified carriers was adopted and exogenous N-acyl-homoserine lactones (AHLs) were introduced to enhance SND.

TL;DR: In this article, an ionic liquid-based emulsion membrane (ILEM) was developed for the removal of bioactive lactic acid (LA) from aqueous streams using 100% vegetable oil as diluent.