Search results: 80,912 results (approx.)

1. Immobilization of Candida rugosa lipase on magnetic chitosan beads and application in flavor esters synthesis.

In this work, magnetic chitosan (MCH) beads were synthesized by phase-inversion method, and grafted with polydopamine (PDA) and then used for direct immobilization of Candida rugosa lipase by Schiff base reaction. The amount of immobilized enzyme and the retained activity were found to be 47.3 mg/g ...

Author(s) : Bayramoglu, G.; Celikbicak, O.; Kilic, M.; Yakup Arica, M.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2022 Vol.366

2. Characterization of the aroma compounds of Millet Huangjiu at different fermentation stages.

Millet Huangjiu (MHJ), a type of northern Huangjiu with a long history, has attracted considerable attention in China and East Asia for its unique flavor. To elucidate the changing course of aroma components during the fermentation process of MHJ, 15 MHJ samples prepared at different fermentation...

Author(s) : Ye YuTing; Wang LiXia; Zhan Ping; Tian HongLei; Liu JianShu

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2022 Vol.366

3. A novel sn-1,3 specific lipase from Janibacter sp. as catalysts for the high-yield synthesis of long-medium-long type structured triacylglycerols.

Our study offers a novel sn-1,3 specific lipase MAJ1 from marine member Janibacter sp. strain HTCC2649 for preparing long-medium-long (LML) type structured triacylglycerols (TAGs). Firstly, the resin ECR1030 was selected as a suitable support for the immobilization of lipase MAJ1. An efficient...

Author(s) : Cui RuiGuo; Xu Long; Lan DongMing; Yang Bo; Wang YongHua

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2022 Vol.366

4. Introduction to International enzyme and bioprocess days (ebdays).

Author(s) : Binay, B.

Publisher : Springer, New York, USA

Journal article : Protein Journal 2021 Vol.40 No.3 pp.341-341

5. NMR-based metabolomics approach on optimization of malolactic fermentation of sea buckthorn juice with Lactiplantibacillus plantarum.

This work investigated the impact of malolactic fermentation on the metabolomic profile of sea buckthorn juice to optimize the fermentation process for flavor modification. Six strains of L. plantarum were used with varied pH of the juice, cell acclimation, and fermentation time. 1H-NOESY spectra...

Author(s) : Markkinen, N.; Pariyani, R.; Jokioja, J.; Kortesniemi, M.; Laaksonen, O.; Yang, B.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2022 Vol.366 ref.40

6. Effects of initial pH on two-stage biogas production and hydrolysis in a co-digestion process of food waste and waste activated sludge.

Batch tests were performed to investigate the effects of initial pH on the two-stage hydrogen and methane production process by co-digestion of food waste and waste activated sludge. Results show that the two-stage process had good pH adaptive capacity. Hydrogen production was similar at initial pH ...

Author(s) : Liu XinYuan; Li RuYing; Ji Min; Wu Nan; Yang Fan

Publisher : Mary Ann Liebert, Inc., New Rochelle, USA

Journal article : Environmental Engineering Science 2021 Vol.38 No.4 pp.266-276

7. Adsorption of urease as part of a complex protein mixture onto soil and its implications for enzymatic activity.

Understanding adsorption of important proteins as part of a complex protein mixture onto surfaces such as soil is critical for numerous environmental applications. In this study, we investigated the adsorption of urease as part of a total bacterial protein extract from Sporosarcina pasteurii onto...

Author(s) : Pinto Vilar, R.; Ikuma, K.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Biochemical Engineering Journal 2021 Vol.171

8. Application of mixture design to optimize organic composition of carbohydrate, protein, and lipid on dry anaerobic digestion of OFMSW: aiming stability and efficiency.

Optimizing organic composition of carbohydrate, protein, and lipid is vital for improvement performance on dry AD of OFMSW. Mixture design was conducted to optimize organic composition on mesophilic batch AD considering the performance both in methane production and process stability. Results...

Author(s) : Song YunPeng; Liu JiBao; Chen MeiXue; Zheng Jiaxi; Gui ShuangLin; Wei YuanSong

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Biochemical Engineering Journal 2021 Vol.172

9. Enhanced hydrolytic efficiency of an engineered CBM11-glucanase enzyme chimera against barley β-D-glucan extracts.

The β-d-glucans are abundant cell wall polysaccharides in many cereals and contain both (1,3)- and (1,4)-bonds. The β-1,3-1,4-glucanases (EC 3.2.1.73) hydrolyze β-(1,4)-d-glucosidic linkages in glucans, and have applications in both animal and human food industries. A chimera between the family 11...

Author(s) : Furtado, G. P.; Carli, S.; Meleiro, L. P.; Salgado, J. C. S.; Ward, R. J.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2021 Vol.365

10. Structural elucidation and physicochemical characteristics of a novel high-molecular-weight fructan from halotolerant Bacillus sp. SCU-E108.

An exopolysaccharide, EPS-B108, was isolated from the fermented broth (with a yield of 11.3 g/L) of halotolerant Bacillus sp. SCU-E108 by ethanol precipitation, anion-exchange and gel-filtration chromatography, and well characterized by means of physical, chemical and spectral techniques. Data...

Author(s) : Gan LongZhan; Jiang GuangYang; Li XiaoGuang; Zhang ShiHao; Tian YongQiang; Peng BiYu

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2021 Vol.365

11. Fine cocoa beans production: tracking aroma precursors through a comprehensive analysis of flavor attributes formation.

The fine flavor cocoa (FFC) market offers cocoa farmers better monetary and nonmonetary benefits than the bulk market. In this work, during cocoa fermentation, flavor formation was studied at different fermentation times based on sensory profiles, volatile compound contents and untargeted...

Author(s) : Escobar, S.; Santander, M.; Zuluaga, M.; Chacón, I.; Rodríguez, J.; Vaillant, F.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Chemistry 2021 Vol.365

12. Cultivation method effect on Schizochytrium sp. biomass growth and docosahexaenoic acid (DHA) production with the use of waste glycerol as a source of organic carbon.

Inexpensive carbon sources offering an alternative to glucose are searched for to reduce costs of docosahexaenoic acid production by microalgae. The use of waste glycerol seems substantiated and prospective in this case. The objective of this study was to determine the production yield of...

Author(s) : Kujawska, N.; Talbierz, S.; Dębowski, M.; Kazimierowicz, J.; Zieliński, M.

Publisher : MDPI AG, Basel, Switzerland

Journal article : Energies 2021 Vol.14 No.10 ref.73

13. Biogenic amines and the importance of starter cultures for malolactic fermentation.

Biogenic amines are compounds produced mainly by microorganisms from the decarboxylation of some amino acids which may cause several health issues in susceptible people. In the winemaking process, one of the factors with the greatest impact on the final concentration of biogenic amines in wine is...

Author(s) : Emer, C. D.; Marques, S.; Colla, L. M.; Reinehr, C. O.

Publisher : Wiley, Melbourne, Australia

Journal article : Australian Journal of Grape and Wine Research 2021 Vol.27 No.1 pp.26-33 ref.many

14. Homologous overexpression of genes in Cordyceps militaris improves the production of polysaccharides.

The maximum yield of EPS produced by mutant CM-pgm-H was 4.63 ± 0.23 g/L, whereas the yield of wild-type strain was 3.43 ± 0.26 g/L. In addition, the data obtained in the present study indicated that the yield of EPS produced by the engineered strain treated with the co-overexpression of...

Author(s) : Wang YiFeng; Yang Xi; Chen Ping; Yang ShengLi; Zhang Hui

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Food Research International 2021 Vol.147

15. Biobutanol production from pruned vine shoots.

This research aimed to demonstrate the feasibility of producing biobutanol by acetone-butanol-ethanol (ABE) fermentation on vine shoots at laboratory scale. In order to avoid a detoxification process prior to fermentation, an alkaline pretreatment and its posterior enzymatic hydrolysis were...

Author(s) : Garita-Cambronero, J.; Paniagua-García, A. I.; Hijosa-Valsero, M.; Díez-Antolínez, R.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Renewable Energy 2021 Vol.177 pp.124-133

16. 1-(Carboxymethyl)pyridinium chloride as an acidic ionic liquid for rice straw effective pretreatment.

Herein, a suitable pretreatment based on an acidic ionic liquid was employed for superior enzymatic hydrolysis of rice straw, which is regarded as an inexpensive, easily accessible, and renewable agricultural waste. Using 1-(carboxymethyl)pyridinium chloride as an acidic ionic liquid, containing,...

Author(s) : Abdolmaleki, A.; Nabavizadeh, S. S.; Badbedast, M.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Renewable Energy 2021 Vol.177 pp.544-553

17. Visible light-driven conversion of carboxylic acids into esters for enhanced algal bio-crude oil catalyzed by cadmium sulfide quantum dots (CdS-QDs).

This study investigated the application of cadmium sulfide quantum dots (CdS-QDs) as a photocatalyst to catalyze the conversion of carboxylic acids in the algal bio-crude oil into esters via visible light. The synthesized catalyst was characterized by SEM, TEM, BET, Raman, DRS, PL, and TG-DTA. The...

Author(s) : Wang Shuang; Liu Qian; Lu ZiYang; Xu LingYan; Liu XinLin; Hu YaMin; Qian LiLi; Xu ShanNan; Abomohra, A. E. F.

Publisher : Elsevier, Oxford, UK

Journal article : Fuel Processing Technology 2021 Vol.216

18. Directed evolution for catalytic activity of formate dehydrogenase and its overexpression.

Formate dehydrogenase (FDH) is a D-2-hydroxy acid dehydrogenase, and catalyzes the oxidation of formate to carbon dioxide, coupled with reduction of NAD+(oxidized nicotinamide adenine dinucleotide (NAD)) to NADH (reduced NAD) that plays a key role in the process of NADH regeneration. In order to...

Author(s) : Zhang ZhenHua; Xie YuLi; Wang TieJun; Zhao Hong; Tang CunDuo; Kan YunChao; Yao LunGuang

Publisher : Science Press, Beijing, China

Journal article : Chinese Journal of Applied Chemistry 2021 Vol.38 No.6 pp.704-712

19. the efficacy of yeast cell wall in the adverse effect of zearalenone on ruminal fibrolytic bacteria and in vitro fermentation.

The efficacy of yeast cell wall in the adverse effects of zearalenone (ZEN) in in vitro gas production was determined. The experiment consisted of 4 treatments: (1) diet alone, (2) diet plus 0.5 mg/kg ZEN, (3) diet supplemented with 0.5% yeast cell wall, and (4) diet supplemented with 0.5% yeast...

Author(s) : Yeanpet, C.; Thamrongyoswittayakull, C.; Wachirapakorn, C.; Songsermsakul, P.

Publisher : Prince of Songkla University, Hat Yai, Thailand

Journal article : Songklanakarin Journal of Science and Technology 2021 Vol.43 No.3 pp.623-629 ref.45

20. Yeast metabolism and its exploitation in emerging winemaking trends: from sulfite tolerance to sulfite reduction.

Sulfite is widely used as a preservative in foods and beverages for its antimicrobial and antioxidant activities, particularly in winemaking where SO2 is frequently added. Thus, sulfite resistance mechanisms have been extensively studied in the fermenting yeast Saccharomyces cerevisiae....

Author(s) : Zara, G.; Nardi, T.

Publisher : MDPI AG, Basel, Switzerland

Journal article : Fermentation 2021 Vol.7 No.2 ref.92

21. Microbial resources, fermentation and reduction of negative externalities in food systems: patterns toward sustainability and resilience.

One of the main targets of sustainable development is the reduction of environmental, social, and economic negative externalities associated with the production of foods and beverages. Those externalities occur at different stages of food chains, from the farm to the fork, with deleterious impacts...

Author(s) : Capozzi, V.; Fragasso, M.; Bimbo, F.

Publisher : MDPI AG, Basel, Switzerland

Journal article : Fermentation 2021 Vol.7 No.2 ref.101

22. Application of lactic acid bacteria in fermentation processes to obtain tannases using agro-industrial wastes.

Bacteria have been used in the food industry to produce flavors, dyes, thickeners, and to increase food value, because bacterial fermentations favor the obtention of different metabolites such as tannins and different nutritional compounds in food. Lactiplantibacillus plantarum was one the first...

Author(s) : García Méndez, M. G.; Morales Martínez, T. K.; Ascacio Valdés, J. A.; Chávez González, M. L.; Flores Gallegos, A. C.; Sepúlveda, L.

Publisher : MDPI AG, Basel, Switzerland

Journal article : Fermentation 2021 Vol.7 No.2 ref.80

23. Optimization of Chlamydomonas alga biodiesel percentage for reducing exhaust emission of diesel engine.

One of the most important features of the biodiesel fuels to be used in diesel engines is decreasing engine emissions. In the present research, the emissions of an OM 924 Diesel Engine were modeled based on the response surface methodology under the effects of alga biodiesel as well as engine load...

Author(s) : Khoobbakht, G.; Kheiralipour, K.; Karimi, M.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Process Safety and Environmental Protection 2021 Vol.152 pp.25-36

24. Metal speciation distribution of anaerobic fermentation with alfalfa grass harvested from abandoned iron mine and the influence of metals addition.

Metal-contaminated plants after phytoremediation provide organic matter and trace metals for anaerobic fermentation. In this study, alfalfa straw harvested from an abandoned iron mine was used for anaerobic fermentation. The variation of metal speciation during the anaerobic fermentation process...

Author(s) : Zhang HuaYong; Cao YuDong; Tian YongLan; Zheng Lei; Huang Hai

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Process Safety and Environmental Protection 2021 Vol.152 pp.527-535

25. Hydrogen production during direct cellulose fermentation by mixed bacterial culture: the relationship between the key process parameters using response surface methodology.

Dark fermentation is a promising method to produce hydrogen from lignocellulosic biomass. This study assessed the influence of temperature, phosphate buffer concentration and substrate concentration on direct hydrogen production form cellulose using response surface methodology. Mixed bacterial...

Author(s) : Zagrodnik, R.; Duber, A.; Seifert, K.

Publisher : Elsevier Ltd, Oxford, UK

Journal article : Journal of Cleaner Production 2021 Vol.314 ref.40