Extraction (chemistry) ≈ Extraction (chemistry)
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Phytochemicals: Extraction, Isolation, and Identification of Bioactive Compounds from Plant Extracts Open
There are concerns about using synthetic phenolic antioxidants such as butylated hydroxytoluene (BHT) and butylated hydroxyanisole (BHA) as food additives because of the reported negative effects on human health. Thus, a replacement of the…
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Perovskite solar cells with CuSCN hole extraction layers yield stabilized efficiencies greater than 20% Open
Transporter layers improve stability Although perovskite solar cells can have power conversion efficiencies exceeding 20%, they can have limited thermal and ultraviolet irradiation stability. This is in part because of the materials used t…
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Plant Flavonoids: Chemical Characteristics and Biological Activity Open
In recent years, more attention has been paid to natural sources of antioxidants. Flavonoids are natural substances synthesized in several parts of plants that exhibit a high antioxidant capacity. They are a large family, presenting severa…
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End-to-End Relation Extraction using LSTMs on Sequences and Tree Structures Open
We present a novel end-to-end neural model to extract entities and relations between them.Our recurrent neural network based model captures both word sequence and dependency tree substructure information by stacking bidirectional treestruc…
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Preparation of Medicinal Plants: Basic Extraction and Fractionation Procedures for Experimental Purposes Open
Preparation of medicinal plants for experimental purposes is an initial step and key in achieving quality research outcome. It involves extraction and determination of quality and quantity of bioactive constituents before proceeding with t…
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Natural Antioxidants in Foods and Medicinal Plants: Extraction, Assessment and Resources Open
Natural antioxidants are widely distributed in food and medicinal plants. These natural antioxidants, especially polyphenols and carotenoids, exhibit a wide range of biological effects, including anti-inflammatory, anti-aging, anti-atheros…
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A Procedure for Measuring Microplastics using Pressurized Fluid Extraction Open
A method based on pressurized fluid extraction (PFE) was developed for measuring microplastics in environmental samples. This method can address some limitations of the current microplastic methods and provide laboratories with a simple an…
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Neural Relation Extraction with Selective Attention over Instances Open
Distant supervised relation extraction has been widely used to find novel relational facts from text.However, distant supervision inevitably accompanies with the wrong labelling problem, and these noisy data will substantially hurt the per…
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Ultrasound assisted extraction (UAE) of bioactive compounds from fruit and vegetable processing by-products: A review Open
Growing fruit and vegetable processing industries generates a huge amount of by-products in the form of seed, skin, pomace, and rind containing a substantial quantity of bioactive compounds such as polysaccharides, polyphenols, carotenoids…
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Polyphenols: Extraction Methods, Antioxidative Action, Bioavailability and Anticarcinogenic Effects Open
Being secondary plant metabolites, polyphenols represent a large and diverse group of substances abundantly present in a majority of fruits, herbs and vegetables. The current contribution is focused on their bioavailability, antioxidative …
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Nanocellulose: Extraction and application Open
Recently, nanocellulose and its applications gain high attraction in both research and industrial areas due to its attractive properties such as excellent mechanical properties, high surface area, rich hydroxyl groups for modification, and…
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Algal Proteins: Extraction, Application, and Challenges Concerning Production Open
Population growth combined with increasingly limited resources of arable land and fresh water has resulted in a need for alternative protein sources. Macroalgae (seaweed) and microalgae are examples of under-exploited “crops”. Algae do not…
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Ionic-Liquid-Mediated Extraction and Separation Processes for Bioactive Compounds: Past, Present, and Future Trends Open
Ionic liquids (ILs) have been proposed as promising media for the extraction and separation of bioactive compounds from the most diverse origins. This critical review offers a compilation on the main results achieved by the use of ionic-li…
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Aqueous two-phase system (ATPS): an overview and advances in its applications Open
Aqueous two-phase system (ATPS) is a liquid-liquid fractionation technique and has gained an interest because of great potential for the extraction, separation, purification and enrichment of proteins, membranes, viruses, enzymes, nucleic …
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Joint Extraction of Entities and Relations Based on a Novel Tagging Scheme Open
Joint extraction of entities and relations is an important task in information extraction. To tackle this problem, we firstly propose a novel tagging scheme that can convert the joint extraction task to a tagging problem.. Then, based on o…
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Nitrogen-to-Protein Conversion Factors for Three Edible Insects: <i>Tenebrio molitor</i>, <i>Alphitobius diaperinus</i>, and <i>Hermetia illucens</i> Open
Insects are considered a nutritionally valuable source of alternative proteins, and their efficient protein extraction is a prerequisite for large-scale use. The protein content is usually calculated from total nitrogen using the nitrogen-…
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Joint Event Extraction via Recurrent Neural Networks Open
Event extraction is a particularly challenging problem in information extraction.The stateof-the-art models for this problem have either applied convolutional neural networks in a pipelined framework (Chen et al., 2015) or followed the joi…
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A review of sustainable and intensified techniques for extraction of food and natural products Open
This review presents innovative extraction techniques and their role in promoting sustainable ingredients for the food, cosmetic and pharmaceutical industries.
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π‐Conjugated Lewis Base: Efficient Trap‐Passivation and Charge‐Extraction for Hybrid Perovskite Solar Cells Open
A π-conjugated Lewis base is introduced into perovskite solar cells, namely, indacenodithiophene end-capped with 1.1-dicyanomethylene-3-indanone (IDIC), as a multifunctional interlayer, which combines efficient trap-passivation and electro…
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A small-scale, portable method for extracting microplastics from marine sediments Open
Microplastics (plastic particles, 0.1 μm-5 mm in size) are widespread marine pollutants, accumulating in benthic sediments and shorelines the world over. To gain a clearer understanding of microplastic availability to marine life, and the …
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Sanger Tree of Life Sample Homogenisation: PowerMash v1 Open
This protocol describes the homogenisation of tissue samples for DNA and/or RNA extraction intended for long read sequencing or RNA-Seq, using the Diagnocine PowerMasher II tissue disruptor. This process is highly effective for the disrupt…
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First environmental surveillance for the presence of SARS-CoV-2 RNA in wastewater and river water in Japan Open
Wastewater-based epidemiology is a powerful tool to understand the actual incidence of coronavirus disease 2019 (COVID-19) in a community because severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the etiological agent of COVID-…
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Ulvan: A systematic review of extraction, composition and function Open
Species of green macroalgae (Chlorophyta) of the genus Ulva are edible seaweeds with a range of health promoting bioactive components. Ulva is high in dietary fibre which promotes gastrointestinal health and is linked to a reduction in the…
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Protein Determination—Method Matters Open
The reported protein content of foods depends on the analytical method used for determination, making a direct comparison between studies difficult. The aim of this study was to examine and compare protein analytical methods. Some of these…
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Evaluation of the Use of Different Solvents for Phytochemical Constituents, Antioxidants, and <i>In Vitro</i> Anti-Inflammatory Activities of <i>Severinia buxifolia</i> Open
Severinia buxifolia (Rutaceae) is a promising source of bioactive compounds since it has been traditionally used for the treatment of various diseases. The present study aimed at evaluating the impact of different solvents on extraction yi…
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Pesticides pollution: Classifications, human health impact, extraction and treatment techniques Open
The word “pesticides” is a complex word that encompasses all compounds that are applied to destroy or regulate pests; this includes insecticides (insects), herbicides (weeds) and fungicides (fungi). One of the primary sponsors of the green…
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A comprehensive review of ultrasonic assisted extraction (UAE) for bioactive components: Principles, advantages, equipment, and combined technologies Open
The increasing focus on health and well-being has sparked a rising interest in bioactive components in the food, pharmaceutical, and nutraceutical industries. These components are gaining popularity due to their potential benefits for over…
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ChemDataExtractor: A Toolkit for Automated Extraction of Chemical Information from the Scientific Literature Open
The emergence of "big data" initiatives has led to the need for tools that can automatically extract valuable chemical information from large volumes of unstructured data, such as the scientific literature. Since chemical information can b…
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Review of Alternative Solvents for Green Extraction of Food and Natural Products: Panorama, Principles, Applications and Prospects Open
In recent years, almost all extraction processes in the perfume, cosmetic, pharmaceutical, food ingredients, nutraceuticals, biofuel and fine chemical industries rely massively on solvents, the majority of which have petroleum origins. The…
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Extraction of Flavonoids From Natural Sources Using Modern Techniques Open
Flavonoids are one of the main groups of polyphenols found in natural products. Traditional flavonoid extraction techniques are being replaced by advanced techniques to reduce energy and solvent consumption, increase efficiency and selecti…