316 Result(s)
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Article
Synthetic bacteria designed using ars operons: a promising solution for arsenic biosensing and bioremediation
The global concern over arsenic contamination in water due to its natural occurrence and human activities has led to the development of innovative solutions for its detection and remediation. Microbial metabol...
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Article
Advances in biotin biosynthesis and biotechnological production in microorganisms
Biotin, also known as vitamin H or B7, acts as a crucial cofactor in the central metabolism processes of fatty acids, amino acids, and carbohydrates. Biotin has important applications in food additives, biomedici...
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Progress in research on the biosynthesis of 1,2,4-butanetriol by engineered microbes
1,2,4-butanetriol (BT) is a polyol with unique chemical properties, which has a stereocenter and can be divided into D-BT (the S-enantiomer) and L-BT (the R-enantiomer). BT can be used for the synthesis of 1,2,4-...
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Cellulase with Bacillus velezensis improves physicochemical characteristics, microbiota and metabolites of corn germ meal during two-stage co-fermentation
Corn germ meal (CGM) is one of the major byproducts of corn starch extraction. Although CGM has rich fiber content, it lacks good protein content and amino acid balance, and therefore cannot be fully utilized ...
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Ultra-high-depth macrogenomic sequencing revealed differences in microbial composition and function between high temperature and medium–high temperature Daqu
Complex microorganisms in Daqu of different temperatures play a vital role in the taste, flavor and quality of Baijiu during fermentation. However, understanding the functional diversity of the whole microbial co...
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Correction to: Gut microbiota regulation and prebiotic properties of polysaccharides from Oudemansiella raphanipes mushroom
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Article
Open AccessMicrobial mechanisms to transform the super-trace element tellurium: a systematic review and discussion of nanoparticulate phases
Tellurium is a super-trace metalloid on Earth. Owing to its excellent physical and chemical properties, it is used in industries such as metallurgy and manufacturing, particularly of semiconductors and – more ...
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Extraction of Eucommia ulmoides gum and microbial lipid from Eucommia ulmoides Oliver leaves by dilute acid hydrolysis
Eucommia ulmoides gum (EUG) is an important natural biomass rubber material, which is usually extracted from Eucommia ulmoides Oliver (EUO). In the extraction process of EUG, pretreatment is the most important st...
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Article
Competitive inhibition of a non-natural cofactor dependent formaldehyde dehydrogenase by imidazole
To better understand the unique inhibitory behavior of a non-natural cofactor preferred formaldehyde dehydrogenase (FalDH) mutant 9B2.
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Article
Gut microbiota regulation and prebiotic properties of polysaccharides from Oudemansiella raphanipes mushroom
Oudemansiella raphanipes is a type of fungus used as both medicine and food. Fungal polysaccharides have demonstrated various bioactivities, involving the adjust and control of gut microbiota, but no such studies...
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Article
The key technologies of Ganoderma lucidum liquid spawn preparation and scale expansion
Ganoderma lucidum possesses a variety of valuable pharmacological activities, and it has long been used to prevent and treat various human diseases. Up to now, far too little attention has been paid to the liquid...
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Metabolic engineering of Escherichia coli for the production of (R)-α-lipoic acid
To increase the production of (R)-α-lipoic acid directly from octanoic acid using engineered Escherichia coli with the regeneration of S-adenosylmethionine.
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The variation of microorganisms and organics during methane production from lignite under an electric field
The succession of microbial communities and intermediates during methane production was determined by pyrosequencing and GC-MS to investigate the mechanism of biomethanation enhancement from coal.
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Article
Cell density detection based on a microfluidic chip with two electrode pairs
Cell density detection is usually the counting of cells in certain volume of liquid, which is an important process in biological and medical fields. The Coulter counting method is an important method for biolo...
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Development of an Escherichia coli whole cell biocatalyst for the production of hyperoside
To produce high concentrations of hyperoside from quercetin using recombinant Escherichia coli with in situ regeneration of UDP-galactose.
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Bio-enrichment of heavy metals U(VI) in wastewater by protein DSR A
Uptaking U(VI) from the environment by biological method is an environmental friendly and efficient way. In this work, we have acquired and isolated the protein DSR A by genetic engineering, then assessed its ...
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Directed evolution of the PobR allosteric transcription factor to generate a biosensor for 4-hydroxymandelic acid
Hydroxy-mandelic acid (HMA) is widely applied in pharmaceuticals, food and cosmetics. In this study, we aimed to develop an allosteric transcription factors (aTFs) based biosensor for HMA. PobR, an aTF for HMA...
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Engineering laboratory/factory-specific phage-resistant strains of Escherichia coli by mutagenesis and screening
The Escherichia coli (E. coli) has been widely employed in biotechnology industry and academia. However, the bioproduct manufacturing driven by E. coli is prone to the phage contamination. Good laboratory/factory...
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Article
Open AccessAutophagy induced by Schwann cell-derived exosomes promotes recovery after spinal cord injury in rats
Spinal cord injury (SCI) is catastrophic to humans and society. However, there is currently no effective treatment for SCI. Autophagy is known to serve critical roles in both the physiological and pathological...
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Recent advances in bacterial biosensing and bioremediation of cadmium pollution: a mini-review
Cadmium (Cd) pollution has become a global environmental issue because Cd gets easily accumulated and translocated in the food chain, threatening human health. Considering the detrimental effects and non-biode...