Optimization and production of curdlan gum using Bacillus cereus PR3 isolated from rhizosphere of leguminous plant [0.03%]
一株来源于豆科植物根际芽孢杆菌凝沉糖的优化和生产菌株Bacillus cereus PR3
S Prakash,K Rajeswari,P Divya et al.
S Prakash et al.
Curdlan gum is a neutral water-insoluble bacterial exopolysaccharide composed primarily of linear β-(1,3) glycosidic linkages. Recently, there has been increasing interest in the applications of curdlan and its derivatives. Curdlan is foun...
Isolation and characterization of a cold-active, alkaline, detergent stable α-amylase from a novel bacterium Bacillus subtilis N8 [0.03%]
一株产冷活性、耐碱、耐表面活性剂枯草芽孢杆菌BacillussubtilisN8的分离及酶学性质研究
Nihan Arabacı,Burhan Arıkan
Nihan Arabacı
A cold-active alkaline amylase producer Bacillus subtilis N8 was isolated from soil samples. Amylase synthesis optimally occurred at 15°C and pH 10.0 on agar plates containing starch. The molecular weight of the enzyme was found to be 205 ...
Optimization of dynamic-microwave assisted enzymatic hydrolysis extraction of total ginsenosides from stems and leaves of panax ginseng by response surface methodology [0.03%]
响应面法优化五味子茎叶总皂苷动态微波辅助酶法提取工艺
Xiao-Yan Wang,Hui Ren
Xiao-Yan Wang
Ginseng stems and leaves (GSAL) are abundant in ginsenosides compounds. For efficient utilization of GSAL and the enhancement of total ginsenosides (TG) compound yields in GSAL, TG from GSAL were extracted, using dynamic-microwave assisted ...
Effective production of biologically active water-soluble β-1,3-glucan by a coupled system of Agrobacterium sp. and Trichoderma harzianum [0.03%]
利用农杆菌和哈茨木霉的偶联系统有效生产具有生物活性的水溶性β-1,3-葡聚糖
Ying Liang,Li Zhu,Minjie Gao et al.
Ying Liang et al.
Water-soluble β-1,3-glucan (w-glucan) prepared from curdlan is reported to possess various bioactive and medicinal properties. To develop an efficient and cost-effective microbial fermentation method for the direct production of w-glucan, ...
Optimization of sodium percarbonate pretreatment for improving 2,3-butanediol production from corncob [0.03%]
优化过碳酸钠预处理生产玉米芯2,3-丁二醇
Lijuan Ma,Qing Ma,Gaojie Guo et al.
Lijuan Ma et al.
Sodium percarbonate (SP), a kind of alkaline strong oxidant, was applied to corncob pretreatment. The optimized pretreatment conditions were at 4% (w/v) SP concentration with solid-to-liquid (SLR) ratio of 1:10 treating for 4 hr at 60°C. T...
Photoautotrophic cultivating options of freshwater green microalgal Chlorococcum humicola for biomass and carotenoid production [0.03%]
淡水绿藻小球藻藻株Chlorococcum humicola进行生物量和类胡萝卜素生产的光自养培养选项分析
Thanaporn Wannachod,Sutthinee Wannasutthiwat,Sorawit Powtongsook et al.
Thanaporn Wannachod et al.
Photoautotrophic cultivation of Chlorococcum humicola was performed in batch and continuous modes in different cultivating system arrangements to compare biomass and carotenoids' concentration and their productivities. Batch result from sti...
Improved stability and catalytic activity of graphene oxide/chitosan hybrid beads loaded with porcine liver esterase [0.03%]
负载猪肝酯酶的氧化石墨烯/壳聚糖复合珠珠体的稳定性和催化活性改善
Shruthi Sunderrajan,Lima Rose Miranda,Gautam Pennathur
Shruthi Sunderrajan
Graphene oxide/chitosan and reduced graphene oxide/chitosan (GO/CS and RGO/CS) beads were prepared by precipitation with NaOH. Porcine liver esterase was immobilized on these beads to give GO/CS/E and RGO/CS/E beads. The optimum conditions ...
Integrated continuous biomanufacturing platform with ATF perfusion and one column chromatography operation for optimum resin utilization and productivity [0.03%]
一种集成的连续生物制造平台，采用ATF灌流和一个层析柱操作，以实现最佳树脂利用和生产力
Mark-Henry Kamga,Maurizio Cattaneo,Seongkyu Yoon
Mark-Henry Kamga
A new integrated continuous biomanufacturing platform for continuous production of antibodies at fixed cell volumes and cell concentrations for extended periods with immediate capture is presented. Upstream antibody production has reached t...
Mathematical modeling of ethanol production in solid-state fermentation based on solid medium' dry weight variation [0.03%]
基于固态培养基干重变化的固态发酵乙醇生产数学模型构建
Davood Mazaheri,Seyed Abbas Shojaosadati,Seyed Morteza Zamir et al.
Davood Mazaheri et al.
In this work, mathematical modeling of ethanol production in solid-state fermentation (SSF) has been done based on the variation in the dry weight of solid medium. This method was previously used for mathematical modeling of enzyme producti...
Direct bioconversion of rice residue from canteen waste into lipids by new amylolytic oleaginous yeast Sporidiobolus pararoseus KX709872 [0.03%]
利用新型淀粉酶产生产油酵母毕赤汉斯氏酵母KX709872直接将食堂餐饮废料中的稻米废弃物生物炼制为油脂
Thanongsak Chaiyaso,Wimada Srisuwan,Charin Techapun et al.
Thanongsak Chaiyaso et al.
The new amylolytic oleaginous red yeast, Sporidiobolus pararoseus KX709872, produced both α-amylase (540 ± 0.09 mU/mL) and amyloglucosidase (23 ± 0.00 mU/mL) and showed good ability to directly convert rice residue from canteen waste to ...