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In-situ reactive heat breaking cell wall by SO3 hydration: innovative cell-wall breaking technique to enhance extraction of cinnamaldehyde from cinnamon

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, ; ()

Cinnamaldehyde (CA) is one of the major active pharmaceutical ingredient of cinnamon bark. Hydrodistillation (HD) is usually used in CA extraction, ho......

Effect of surface charge conditions of carriers on the immobilization of beta-d-glucosidase

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, ; ()

In this study, a series of acidic or alkaline polypeptide chains were designed and grafted onto DEG-AM resin using Fmoc solid-phase synthesis to study......

Optimization and application of HPLC for simultaneous separation of six well-known major anthocyanins in blueberry

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, ; ()

Anthocyanins have attracted great attention because of their potential therapeutic benefit. However, the effective technique for simultaneous separati......

Batch fermentation kinetics of acetoin produced by Bacillus subtilis HB-32

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, ; ()

Objectives The aim of this work was to study the changes of bacterial cell growth, acetion formation and glucose consumption with fermentation time du......

Optimization of fermentation conditions and medium compositions for the production of chrysomycin a by a marine-derived strain Streptomyces sp. 891

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, ; ()

Chrysomycin A is one of the valuable drug leads used to treat infectious diseases such as tuberculosis and methicillin-resistant Staphylococcus aureus......

Effect of culture medium optimization on the secondary metabolites activity of Lysobacter antibioticus 13-6

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, ; ()

Fermentation products of Lysobacter antibioticus 13-6 have antagonistic activity against devastating phytopathogenic bacerium Xanthomonas oryzae pv. o......

Cloning, expression, and characterization of a novel heparinase I from Bacteroides eggerthii

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (5)

Heparinase I (Hep I) specifically degrades heparin to oligosaccharide or unsaturated disaccharide and has been widely used in preparation of low molec......

Expression and cloning of catA encoding a catechol 1,2-dioxygenase from the 2,4-D-degrading strain Cupriavidus campinensis BJ71

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (5)

Catechol 1,2-dioxygenases catalyze catechol ring-opening, a critical step in the degradation of aromatic compounds. Cupriavidus campinensis BJ71, an e......

Amplification of lmbB1 gene in Streptomyces lincolnensis improves quantity and quality of lincomycin A fermentation

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (6)

As a lincosamide antibiotic, lincomycin is still important for treating diseases caused by Gram-positive bacteria. Manufacturing of lincomycin needs e......

Highly efficient soluble expression and purification of recombinant human basic fibroblast growth factor (hbFGF) by fusion with a new collagen-like protein (Scl2) in Escherichia coli

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (6)

Human basic fibroblast growth factor (hbFGF) is involved in a wide range of biological activities that affect the growth, differentiation, and migrati......

Improving the antioxidant and anti-tyrosinase activities of Stemonae Radix by solid-state fermentation with Mucor circinelloides T2-12

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (7)

Stemonae Radix, a medicinal and edible herb, has been reported to possess various pharmacological effects. In the present study, Stemonae Radix was fe......

Screening of tea saponin-degrading strain to degrade the residual tea saponin in tea seed cake

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (7)

Although tea seed cake (TSC) possesses high nutritional value, its high content of tea saponin (TS) limits its potential as feed. This study aimed to ......

Mutagenesis of echinocandin B overproducing Aspergillus nidulans capable of using starch as main carbon source

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (8)

Echinocandin B, a kind of antimycotic with cyclic lipo-hexapeptides, was produced by fermentation with Aspergillus nidulans using fructose as main car......

Simultaneous production of propionic acid and vitamin B12 from corn stalk hydrolysates by Propionibacterium freudenreichii in an expanded bed adsorption bioreactor

期刊: PREPARATIVE BIOCHEMISTRY & BIOTECHNOLOGY, 2020; 50 (8)

Vitamin B12 and propionic acid that were simultaneous produced by Propionibacterium freudenreichii are both favorable chemicals widely used in food pr......

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