230 Result(s)
within
Environmental Engineering/Biotechnology
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Article
Open AccessMicrobial-derived salt-tolerant proteases and their applications in high-salt traditional soybean fermented foods: a review
Different microorganisms can produce different proteases, which can adapt to different industrial requirements such as pH, temperature, and pressure. Salt-tolerant proteases (STPs) from microorganisms exhibit ...
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Open AccessAntler stem cell-derived exosomes promote regenerative wound healing via fibroblast-to-myofibroblast transition inhibition
The typical outcome of mammalian wound healing is scarring, a fibrotic process mediated by myofibroblast aggregation. Perfect healing in a clinical setting is relatively unexplored. Surprisingly, our previous ...
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Degradation of 2,4-DCP by immobilized laccase on modified biochar carrier
Rape straw was used as the raw material for the biochar in this study, which was then changed using acid, alkali, and magnetic techniques. The laccase was attached using the adsorptions-crosslinking process, a...
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Open AccessA novel transcriptional repressor specifically regulates xylanase gene 1 in Trichoderma reesei
The well-known industrial fungus Trichoderma reesei has an excellent capability of secreting a large amount of cellulases and xylanases. The induced expression of cellulase and xylanase genes is tightly controlle...
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Sustainable Valorization of Wood Residue for the Production of Biofuel Materials Via Continuous Flow Hydrothermal Liquefaction
When forests are extensively cleared for infrastructure and agricultural purposes, over half of the wood generated is regarded as waste. To minimize the negative consequences and successfully use renewable ene...
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Open AccessA novel inductively coupled capacitor wireless sensor system for rapid antibiotic susceptibility testing
The increasing prevalence and severity of antimicrobial resistance (AMR) present a major challenge to our healthcare system. Rapid detection of AMR is essential for lifesaving under emergent conditions such as...
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Core microbes closely related with the nutrients and flavor of sweet fermented oats (whole grain food) from China
Increased attention has been given to whole grain and plant-based foods due to health concerns. Sweet fermented oats (SFOs) are such traditional fermented food from China. However, reports on their microbiota ...
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Maintaining the Long-Term Stability of Anaerobic Digestion of Maize Straw in a Continuous Plug Flow Reactor by Verifying the Key Role of Trace Elements
A mesophilic anaerobic digestion reactor fed with maize straw was investigated in a plug flow reactor for 150 days. The process performance was evaluated through the stable, unstable, and recovery stages. Resu...
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Effects of Adding Thermally Treated Penicillin Mycelial Dreg on the Lignocellulose Degradation, Fungal Diversity, and Fertilizer Efficiency of Compost
Combining thermal treatment and composting with bulking agents is a safe and effective method to dispose of penicillin mycelial dreg (PMD), but the effects of adding thermally treated PMD (HT-PMD) on lignocell...
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Parameter Calibration of a Discrete Element Model for Three-Compartment Separation and Fragmentation of Castor Capsules During Harvesting
In order to analyze the damage of castor capsule during mechanical harvesting, it is necessary to establish a suitable model and obtain the parameters of discrete element model. Therefore, the study establishe...
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Preparation and Kinetics of Thermal Analysis of Inorganic–Organic Composite Modified Carboxymethyl Starch and Its Applicability as Flocculant for Oily Wastewater Treatment
A novel inorganic–organic flocculant (CMS-g-PDMC/PAC) was synthesized by introducing quaternary ammonium and polyaluminum chloride (PAC) onto the backbone of carboxymethyl starch (CMS). The optimal preparation...
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Screening of marine sediment-derived microorganisms and their bioactive metabolites: a review
Marine sediments are one of the largest habitats on Earth, and their unique ecology, such as high salinity, high pressure, and hypoxia, may activate certain silent genes in marine microbes, resulting in microb...
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Open AccessLaccase-catalyzed lignin depolymerization in deep eutectic solvents: challenges and prospects
Lignin has enormous potential as a renewable feedstock for depolymerizing to numerous high-value chemicals. However, lignin depolymerization is challenging owing to its recalcitrant, heterogenous, and limited ...
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Open AccessCorrection: Minos and Restless transposon insertion mutagenesis of psychrotrophic fungus for red pigment synthesis adaptive to normal temperature
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Open AccessAdaptive evolutionary strategy coupled with an optimized biosynthesis process for the efficient production of pyrroloquinoline quinone from methanol
Pyrroloquinoline quinone (PQQ), a cofactor for bacterial dehydrogenases, is associated with biological processes such as mitochondriogenesis, reproduction, growth, and aging. Due to the extremely high cost of ...
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Open AccessThe growth, lipid accumulation and adaptation mechanism in response to variation of temperature and nitrogen supply in psychrotrophic filamentous microalga Xanthonema hormidioides (Xanthophyceae)
Microalgae are promising feedstocks for production of renewable biofuels and value-added bioproducts. Temperature and nitrogen supply are important environmental and nutritional factors affecting the growth an...
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Open AccessStructure and function of aldopentose catabolism enzymes involved in oxidative non-phosphorylative pathways
Platform chemicals and polymer precursors can be produced via enzymatic pathways starting from lignocellulosic waste materials. The hemicellulose fraction of lignocellulose contains aldopentose sugars, such as d-...
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Rapid detection and identification of fungi in grain crops using colloidal Au nanoparticles based on surface-enhanced Raman scattering and multivariate statistical analysis
Grain crops are easily contaminated by fungi due to the existence of various microorganisms in the storage process, especially in humid and warm storage conditions. Compared with conventional methods, surface-...
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Open AccessEnhancing menaquinone-7 biosynthesis by adaptive evolution of Bacillus natto through chemical modulator
Menaquinone-7 (MK-7) is a kind of vitamin K2 playing an important role in the treatment and prevention of cardiovascular disease, osteoporosis and arterial calcification. The purpose of this study is to establ...
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Efficient Pretreatment of Landfill Leachate by Loading Sulfonated Cobalt Phthalocyanine Catalyst: Optimization, Regeneration and Mechanisms
The direct biological treatment of high concentrations of toxic organics in landfill leachate represents a formidable challenge. Given the excellent performance of adsorption and catalytic oxidation of sulfona...
