AIMC Topic: Solvents

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Enzymatic preparation of "functional oil" rich in feruloylated structured lipids with solvent-free ultrasound pretreatment.

Food chemistry Dec 19, 2017
In this study, a series of functional oils rich in feruloylated structured lipids (FSLs) was prepared by enzymatic transesterification of ethyl ferulate (EF) with triglycerides under ultrasound pretreatment. A conversion of more than 92.7% and contro...
Kinetics Lipase Fatty Acids Antioxidants Triglycerides Plant Oils Solvents Caffeic Acids Lipids Ultrasonics Esterification
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Protein asparagine deamidation prediction based on structures with machine learning methods.

PloS one Jul 21, 2017
Chemical stability is a major concern in the development of protein therapeutics due to its impact on both efficacy and safety. Protein "hotspots" are amino acid residues that are subject to various chemical modifications, including deamidation, isom...
Software Computer Simulation Supervised Machine Learning Data Mining Solvents Asparagine ROC Curve Models, Statistical Amides Molecular Structure
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Rapid characterization of metabolites in soybean using ultra high performance liquid chromatography coupled with electrospray ionization quadrupole time-of-flight mass spectrometry (UPLC-ESI-Q-TOF-MS/MS) and screening for α-glucosidase inhibitory and antioxidant properties through different solvent systems.

Journal of food and drug analysis Jun 15, 2017
This work was the first to investigate on the simultaneous characterization of metabolite profiles in soybean using UPLC-ESI-Q-TOF-MS/MS. Twenty two compositions were observed within 14 min from the methanol extract and confirmed as twelve isoflavone...
Tandem Mass Spectrometry Spectrometry, Mass, Electrospray Ionization Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization Solvents Glycoside Hydrolase Inhibitors Antioxidants Metabolome Glycine max Plant Extracts Phytochemicals Isoflavones Metabolomics Molecular Structure Chromatography, High Pressure Liquid
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Accelerated Solvent Extraction of Insecticides from Rice Hulls, Rice Bran, and Polished Rice Grains.

Journal of AOAC International Dec 23, 2016
Analysis of pesticide residues in irrigated rice grains is important for food security. In this study, we analyzed accelerated solvent extraction (ASE) conditions for the extraction of thiamethoxam and chlorantraniliprole insecticides from rice hulls...
Oxazines Methanol Thiamethoxam Acetone Chemical Fractionation Temperature ortho-Aminobenzoates Oryza Air Pressure Insecticides Hexanes Limit of Detection Chromatography, High Pressure Liquid Neonicotinoids Tandem Mass Spectrometry Solvents Nitro Compounds Acetonitriles Thiazoles
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Synthesis of Water-Soluble Imidazolium Polyesters as Potential Nonviral Gene Delivery Vehicles.

Biomacromolecules Dec 8, 2016
The inherent hydrolytic reactivity of polyesters renders them excellent candidates for a variety of biomedical applications. Incorporating ionic groups further expands their potential impact, encompassing charge-dependent function such as deoxyribonu...
HeLa Cells Solvents Polyesters Gene Transfer Techniques Hydrolysis Humans Solubility Transfection Water Cell Survival Imidazoles Luciferases
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Air assisted emulsification liquid-liquid microextraction based on deep eutectic solvent for preconcentration of methadone in water and biological samples.

Talanta Nov 18, 2016
Nowadays, a deep eutectic solvent (DES) has recently been considered as a green ion liquid analogue. In this study, a new compound of DES has been synthesized as an extraction solvent in air assistedemulsification liquid-liquid microextraction method...
Calibration Humans Air Water Pollutants, Chemical Analgesics, Opioid Limit of Detection Methadone Liquid Phase Microextraction Solvents
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Predicting the errors of predicted local backbone angles and non-local solvent- accessibilities of proteins by deep neural networks.

Bioinformatics (Oxford, England) Aug 22, 2016
MOTIVATION: Backbone structures and solvent accessible surface area of proteins are benefited from continuous real value prediction because it removes the arbitrariness of defining boundary between different secondary-structure and solvent-accessibil...
Solvents Protein Structure, Secondary Computational Biology Proteins Amino Acids Neural Networks, Computer
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Enrichment of omega-3 fatty acids in cod liver oil via alternate solvent winterization and enzymatic interesterification.

Food chemistry Dec 8, 2015
Enrichment of omega-3 fatty acids in cod liver oil via alternate operation of solvent winterization and enzymatic interesterification was attempted. Variables including separation method, solvent, oil concentration, time and temperature were optimize...
Solvents Fatty Acids, Omega-3 Esterification Cod Liver Oil
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Investigation of six bioactive anthraquinones in slimming tea by accelerated solvent extraction and high performance capillary electrophoresis with diode-array detection.

Food chemistry Dec 1, 2015
A rapid and effective method for effective separation and rapid simultaneous determination of six bioactive anthraquinones by capillary zone electrophoresis was developed. An accelerated solvent extraction procedure was used for the extraction of ant...
Anthraquinones Solvents Hydrogen-Ion Concentration Electrophoresis, Capillary Quality Control Temperature Plant Extracts Tea
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Neuroprotective effects of the Phellinus linteus ethyl acetate extract against H2O2-induced apoptotic cell death of SK-N-MC cells.

Nutrition research (New York, N.Y.) Nov 11, 2015
Numerous studies have suggested that neuronal cells are protected against oxidative stress-induced cell damage by antioxidants, such as polyphenolic compounds. Phellinus linteus (PL) has traditionally been used to treat various symptoms in East Asian...
Humans Brain Plant Extracts Neuroprotective Agents Apoptosis Biological Products Republic of Korea Cell Line, Tumor Oxidative Stress Antioxidants Basidiomycota Polysaccharides Fruiting Bodies, Fungal Ethnopharmacology Polyphenols Neurons Gene Expression Regulation, Enzymologic Solvents Nerve Tissue Proteins Medicine, Korean Traditional Oxidoreductases MAP Kinase Signaling System Acetates Phellinus
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