diethyl ether

diethyl oxide 1,1'-oxybis ethane ether ethoxyethane ethyl ether PubMed: Development and validation of a HPLC-UV method for pazopanib quantification in human plasma and application to cancer patients in routine clinical practice. PubMed: A novel thermoalkaliphilic xylanase from Gordonia sp. is salt, solvent and surfactant tolerant. PubMed: Antioxidant activity and total phenolic contents of three Bupleurum taxa. PubMed: Determination of chloramphenicol and zeranols in pig muscle by immunoaffinity column clean-up and LC-MS/MS analysis. PubMed: Evaluation of Anti-oxidant and Acetylcholinesterase Activity and Identification of Polyphenolics of the Invasive Weed Dittrichia viscosa. PubMed: Antimicrobial effects of Caulerpa sertularioides extract on foodborne diarrhea-caused bacteria. PubMed: Chemical composition of desert willow (Salix psammophila) grown in the Kubuqi Desert, Inner Mongolia, China: bark extracts associated with environmental adaptability. PubMed: In vitro study on the antioxidant activity of a polyphenol-rich extract from Pinus brutia bark and its fractions. PubMed: Confirmatory analysis of stanozolol metabolites in bovine, pig and sheep urines using an optimized clean-up and liquid chromatography-tandem mass spectrometry. PubMed: Cornflower (Centaurea cyanus L.) honey quality parameters: chromatographic fingerprints, chemical biomarkers, antioxidant capacity and others. PubMed: Validation (in-house and collaboratory) of the quantification method for ethyl carbamate in alcoholic beverages and soy sauce by GC-MS. PubMed: Detection of Cryptosporidium oocysts in fresh calf faeces: characteristics of two simple tests and evaluation of a semi-quantitative approach. PubMed: Fatty acid profile, oxidative stability and toxicological safety of bayberry kernel oil. PubMed: Protective effects of ginger-turmeric rhizomes mixture on joint inflammation, atherogenesis, kidney dysfunction and other complications in a rat model of human rheumatoid arthritis. PubMed: Why food-poisoning bacteria attached to shredded cabbage are not efficiently disinfected by sodium hypochlorite (NaClO). PubMed: Dual probiotic strains suppress high fructose-induced metabolic syndrome. PubMed: Supported liquid extraction in the quantitation of plasma enterolignans using isotope dilution GC/MS with application to flaxseed consumption in healthy adults. PubMed: Bioactive and nutritive compounds in Sorghum bicolor (Guinea corn) red leaves and their health implication. PubMed: [Isolation and identification of shellfish toxins from contaminated blue mussel (Mytilus edulis) from the East China Sea]. PubMed: Determination of sphingoid bases from hydrolyzed glucosylceramide in rice and wheat by online post-column high-performance liquid chromatography with O-phthalaldehyde derivatization. PubMed: Optimization of ultrasonic-assisted extraction of pomegranate (Punica granatum L.) seed oil. PubMed: Subchronic toxicity study of GH transgenic carp. PubMed: Analysis of free and esterified sterols in edible oils by online reversed phase liquid chromatography-gas chromatography (RPLC-GC) using the through oven transfer adsorption desorption (TOTAD) interface. PubMed: Rapid quantitative method for total brominated vegetable oil in soft drinks using ion chromatography. PubMed: Thermodynamic and structural insight into the underlying mechanisms of the phosphatidylcholine liposomes - casein associates co-assembly and functionality. PubMed: Pleiotropic increases in free non-polar lipid, glycolipid and phospholipid contents in waxy bread wheat (Triticum aestivum L.) grain. PubMed: Chlorpromazine quantification in human plasma by UPLC-electrospray ionization tandem mass spectrometry. Application to a comparative pharmacokinetic study. PubMed: Isolation and identification of antitumor promoters from the seeds of Cassia tora. PubMed: Simultaneous detection of five antibiotics in milk by high-throughput suspension array technology. PubMed: Quantification of cyproheptadine in human plasma by high-performance liquid chromatography coupled to electrospray tandem mass spectrometry in a bioequivalence study. PubMed: Isolation, characterization and quantification of tricin and flavonolignans in the medicinal rice Njavara (Oryza sativa L.), as compared to staple varieties. PubMed: Green pigment from Bacillus cereus M(1)(16) (MTCC 5521): production parameters and antibacterial activity. PubMed: Chemical composition and antioxidant activity of essential oils and solvent extracts of Ptychotis verticillata from Morocco. PubMed: Chemical composition and antibacterial activities of Illicium verum against antibiotic-resistant pathogens. PubMed: Ether-zymolyase ascospore isolation procedure: an efficient protocol for ascospores isolation in Saccharomyces cerevisiae yeast. PubMed: Antioxidant activity in the extracts of two edible aroids. PubMed: Antioxidant properties of various solvent extracts of potato peel, sugar beet pulp and sesame cake. PubMed: Quantitative determination of gymnodimine-A by high performance liquid chromatography in contaminated clams from Tunisia coastline. PubMed: 2-Propanol in the mobile phase reduces the time of analysis of CLA isomers by silver ion-HPLC. PubMed: A novel and sensitive method for ethinylestradiol quantification in human plasma by high-performance liquid chromatography coupled to atmospheric pressure photoionization (APPI) tandem mass spectrometry: application to a comparative pharmacokinetics study. PubMed: Selective extraction of triazine herbicides from food samples based on a combination of a liquid membrane and molecularly imprinted polymers. PubMed: Determination of dialkyl phosphates as breakdown products of organophosphorus insecticides in fruit juices by HPTLC with fluorescence detection. PubMed: Analysis of phytosterols in extra-virgin olive oil by nano-liquid chromatography. PubMed: Scavenging capacity of strawberry tree (Arbutus unedo L.) leaves on free radicals. PubMed: Liquid chromatographic-tandem mass spectrometric method for the simultaneous quantitation of telmisartan and hydrochlorothiazide in human plasma. PubMed: Influence of prefermentative treatments to the major volatile compounds of Assyrtiko wines. PubMed: LC-DAD-MS (ESI+) analysis and antioxidant capacity of crocus sativus petal extracts. PubMed: Quantitative determination of some food dyes using digital processing of images obtained by thin-layer chromatography. PubMed: A comparison of carbon and nitrogen stable isotope ratios of fish tissues following lipid extractions with non-polar and traditional chloroform/methanol solvent systems. PubMed: Characterization of pyrazines in some Chinese liquors and their approximate concentrations. PubMed: Antimicrobial activity of extracts of the lichen Parmelia sulcata and its salazinic acid constituent. PubMed: Aloe ferox leaf gel phytochemical content, antioxidant capacity, and possible health benefits. PubMed: Facile and efficient syntheses of (3Z,6Z,9Z)-3,6,9-nonadecatriene and homologues: pheromone and attractant components of lepidoptera. PubMed: Eicosapentaenoic acid enrichment from sardine oil by argentation chromatography. PubMed: Determination of nifedipine in human plasma and its use in bioequivalence study. PubMed: Development and validation of a rapid headspace gas chromatography-mass spectrometry method for the determination of diethyl ether and acetone residues in Tween extracts of shellfish intended for mouse bioassay for diarrhoetic toxins. PubMed: Fast cleanup method for the analysis of Sudan I-IV and para red in various foods and paprika color (oleoresin) by high-performance liquid chromatography/diode array detection: focus on removal of fat and oil as fatty acid methyl esters prepared by transesterification of acylglycerols. PubMed: Solvent type affects the number, distribution, and relative quantities of volatile compounds found in sweet whey powder. PubMed: Analysis of extracted and volatile components in blackstrap molasses feed as candidate house fly attractants. PubMed: Determination of 6-gingerol in ginger (Zingiber officinale) using high-performance thin-layer chromatography. PubMed: The effects of inulin supplementation of diets with or without hydrolysed protein sources on digestibility, faecal characteristics, haematology and immunoglobulins in dogs. PubMed: Determination and levels of the biocide ortho-phenylphenol in canned beers from different countries. PubMed: Use of accelerating solvent extraction for detecting non-steroidal anti-inflammatory drugs in horse feces. PubMed: Antioxidant properties of methanolic extracts from leaves of Rhazya stricta. PubMed: Comparison of odor-active volatile compounds of fresh and smoked salmon. PubMed: Isolation of 6-methoxy gossypol and 6,6'-dimethoxy gossypol from Gossypium barbadense Sea Island cotton. PubMed: Comparison of different fluorimetric signals for the simultaneous multivariate determination of tocopherols in vegetable oils. PubMed: Importance of insoluble-bound phenolics to antioxidant properties of wheat. PubMed: Novel solid-phase extraction method to separate 4-desmethyl-, 4-monomethyl-, and 4,4'-dimethylsterols in vegetable oils. PubMed: [Analysis of phenmedipham in agricultural products by HPLC]. PubMed: Flavor profiles of full-fat and reduced-fat cheese and cheese fat made from aged Cheddar with the fat removed using a novel process. PubMed: Determination of low molecular weight alcohols including fusel oil in various samples by diethyl ether extraction and capillary gas chromatography. PubMed: Determination of 3-chloropropane-1,2-diol as its 1,3-dioxolane derivative at the microg kg-1 level: application to a wide range of foods. PubMed: Simultaneous determination of multiple phytohormones in plant extracts by liquid chromatography-electrospray tandem mass spectrometry. PubMed: Characterization of dried whey protein concentrate and isolate flavor. PubMed: The effect of anesthesia by diethyl ether or isoflurane on activity of cytochrome P450 2E1 and P450 reductases in rat liver. PubMed: Relative retention order of all isomers of cis/trans conjugated linoleic acid FAME from the 6,8- to 13,15-positions using silver ion HPLC with two elution systems. PubMed: Extraction and identification of natural antioxidant from Sideritis euboea (mountain tea). PubMed: Quantification of carvedilol in human plasma by high-performance liquid chromatography coupled to electrospray tandem mass spectrometry: application to bioequivalence study. PubMed: Total lipid extraction of homogenized and intact lean fish muscles using pressurized fluid extraction and batch extraction techniques. PubMed: Preparation of fatty acid methyl esters for gas-chromatographic analysis of marine lipids: insight studies. PubMed: Ticlopidine quantification in human plasma by high-performance liquid chromatography coupled to electrospray tandem mass spectrometry. Application to bioequivalence study. PubMed: Antioxidant activity of phenylpropanoid esters isolated and identified from Platycodon grandiflorum A. DC. PubMed: New solvent systems for thin-layer chromatographic determination of nine biogenic amines in fish and squid. PubMed: Antioxidant capacity and lipophilic content of seaweeds collected from the Qingdao coastline. PubMed: Improved identification of conjugated linoleic acid isomers using silver-ion HPLC separations. PubMed: The effects of sample preparation and gas chromatograph injection techniques on the accuracy of measuring guaiacol, 4-methylguaiacol and other volatile oak compounds in oak extracts by stable isotope dilution analyses. PubMed: Evaluation of some carotenoids in grapes by reversed- and normal-phase liquid chromatography: a qualitative analysis. PubMed: Steviol quantification at the picomole level by high-performance liquid chromatography. PubMed: Identification and quantification of carotenoids including geometrical isomers in fruit and vegetable juices by liquid chromatography with ultraviolet-diode array detection. PubMed: Bromazepam determination in human plasma by high-performance liquid chromatography coupled to tandem mass spectrometry: a highly sensitive and specific tool for bioequivalence studies. PubMed: Compound-specific carbon isotope analysis of volatile organic compounds in the low-microgram per liter range. PubMed: Effects of coffee components on the response of GABA(A) receptors expressed in Xenopus oocytes. PubMed: Crude fat, hexanes extraction, in feed, cereal grain, and forage (Randall/Soxtec/submersion method): collaborative study. PubMed: Crude fat, diethyl ether extraction, in feed, cereal grain, and forage (Randall/Soxtec/submersion method): collaborative study. PubMed: LC-APCI-MS-MS methodology for determination of glybenclamide in human plasma. PubMed: Determination of c9,t11-CLA in major human plasma lipid classes using a combination of methylating methodologies. PubMed: A sensitive gas chromatographic-tandem mass spectrometric method for detection of alkylating agents in water: application to acrylamide in drinking water, coffee and snuff. PubMed: A quantitative lipid extraction method for residue analysis of fish involving nonhalogenated solvents. PubMed: Polar organic solvent added to an aqueous solution changes hydrolytic property of lipase. PubMed: Butyltin compounds in retail mollusc products. PubMed: Isolation, structural elucidation, and inhibitory effects of terpenoid and lipid constituents from sunflower pollen on Epstein-Barr virus early antigen induced by tumor promoter, TPA. PubMed: Human volunteer study with PGME: eye irritation during vapour exposure. PubMed: Estimation and fortification of vitamin D3 in pasteurized process cheese. PubMed: Effects of C18 long chain fatty acids on glucose, butyrate and hydrogen degradation. PubMed: Aroma analysis of fresh and preserved onions and leek by dual solid-phase microextraction-liquid extraction and gas chromatography-mass spectrometry. PubMed: Determination of free and total phenolic acids in plant-derived foods by HPLC with diode-array detection. PubMed: Effects of storage conditions on furocoumarin levels in intact, chopped, or homogenized parsnips. PubMed: Determination of liposoluble vitamins in cooked meals, milk and milk products by liquid chromatography. PubMed: Quantification of nimesulide in human plasma by high-performance liquid chromatography/tandem mass spectrometry. Application to bioequivalence studies. PubMed: Changes in lipids and sterols during composting. PubMed: Purification of saponin compounds in Bupleurum falcatum by solvent partitioning and preparative LC. PubMed: [Determination of bisphenol A in foods using GC/MS]. PubMed: [Drying ability of anhydrous sodium sulfate on wet organic solvents after liquid-liquid partition]. PubMed: Isolation of lipid and 2-alkylcyclobutanones from irradiated foods by supercritical fluid extraction. PubMed: The validity of two HPLC methods and a colorimetric PP2A assay related to the mouse bioassay in quantification of diarrhetic toxins in blue mussels (Mytilus edulis). PubMed: Normal-phase high-performance liquid chromatographic determination and identification of aldrin, dieldrin, and DDTs in eggs. PubMed: Separation of phenolic compounds by high-performance liquid chromatography with absorbance and fluorimetric detection. PubMed: A novel method to analyze betaine in chicken liver: effect of dietary betaine and choline supplementation on the hepatic betaine concentration in broiler chicks. PubMed: Fourier transform infrared determination of caffeine in roasted coffee samples. PubMed: Monthly variations in diarrhetic toxins and yessotoxin in shellfish from coast to the inner part of the Sognefjord, Norway. PubMed: A model to predict water intake of a pig growing in a known environment on a known diet. PubMed: Evaluation of extracts from Gevuina avellana hulls as antioxidants. PubMed: Identification of three triterpenoids in almond hulls. PubMed: Determination of 21-hydroxydeflazacort in human plasma by high-performance liquid chromatography/atmospheric pressure chemical ionization tandem mass spectrometry. Application to bioequivalence study. PubMed: Determination of amoxicillin residues in animal tissues by solid-phase extraction and liquid chromatography with fluorescence detection. PubMed: Determination of the hop-derived phytoestrogen, 8-prenylnaringenin, in beer by gas chromatography/mass spectrometry. PubMed: Characterization of the key aroma compounds in dried fruits of the West African peppertree Xylopia aethiopica (Dunal) A. Rich (Annonaceae) using aroma extract dilution analysis. PubMed: Antiplatelet activity of soy sauce as functional seasoning. PubMed: Preparative thin-layer chromatographic separation and subsequent gas chromatographic-mass spectrometric analysis of monoacylglycerols derived from butter oil by fungal degradation. PubMed: High-performance liquid chromatography method for analyzing the antiretroviral agent efavirenz in human plasma. PubMed: Separation of deterrents to ingestive behavior of cattle from cattle feces. PubMed: Identification of conjugated linoleic acid isomers in cheese by gas chromatography, silver ion high performance liquid chromatography and mass spectral reconstructed ion profiles. Comparison of chromatographic elution sequences. PubMed: Inhibition of vinblastine efflux mediated by P-glycoprotein by grapefruit juice components in caco-2 cells. PubMed: A test to detect cane-sugar-honey. PubMed: Migration from polyamide 'microwave and roasting bags' into roast chicken. PubMed: Purification and gas chromatographic-mass spectrometric characterization of non-methylene interrupted fatty acid incorporated in rat liver. PubMed: Determination of biogenic amines in cheese. PubMed: Preference of sheep and goats for extracts from high-grain concentrate. PubMed: Use of a radioimmunoassay which detects C21 steroids with a 17, 20beta-dihydroxyl configuration to identify and measure steroids involved in final oocyte maturation in female plaice (Pleuronectes platessa). PubMed: Use of a radioimmunoassay which detects C21 steroids with a 5beta-reduced, 3alpha-hydroxylated configuration to identify and measure steroids involved in final oocyte maturation in female plaice (Pleuronectes platessa). PubMed: Potential interference by free fatty acids in determination of tricyclazole in brown rice by gas chromatography with flame thermionic detection. PubMed: Determination of phenylbutazone residues in bovine milk by liquid chromatography with UV detection. PubMed: Isolation of 4'-bromo-4,5,6,7-tetrachlorofluorescein from a synthetic mixture by pH-zone-refining counter-current chromatography with continuous pH monitoring. PubMed: Genotoxic activity of 1-nitropyrene in water from the Yodo River, Japan. PubMed: Rapid gas chromatographic screening of edible seeds, nuts and beans for non-protein and protein amino acids. PubMed: Measurement of superoxide dismutase-like activity of natural antioxidants. PubMed: Survey of organotin compounds in blended wines. PubMed: Radiochemical neutron activation analysis of Fe, Co, Zn, Sb and Se in biomedical and environmental samples. PubMed: Metabolic utilization of dietary energy and nutrients for maintenance energy requirements in sows: basis for a net energy system. PubMed: Behavioral and neuroendocrine effects of diethyl ether exposure in the mouse. PubMed: Role of gastric glutathione in smoke flavouring-induced gastric injury in rats. PubMed: Characterization of a cytosolic protein in rat liver inhibiting neutral cholesteryl ester hydrolase. PubMed: Stereoselectivity of lipases: esterification reactions of octadecylglycerol. PubMed: N,N'-diethyl-m-toluamide (m-DET): analysis of an insect repellent in human urine and serum by high-performance liquid chromatography. PubMed: Reversed-phase high-performance liquid chromatographic determination of dexamethasone in bovine tissues. PubMed: A qualitative colorimetric test for brominated vegetable oil in soft drinks. PubMed: Rapid chromatographic analysis of fatty acid anilides suspected of causing toxic oil syndrome. PubMed: Gas chromatographic-mass spectrometric determination of oxolinic acid in fish using selected ion monitoring. PubMed: Determination of N-nitrosodimethylamine in fish products using gas chromatography with nitrogen-phosphorus detection. PubMed: The effect of extrathyroidal conversion inhibitor from food-deprived animals on iodothyronines deiodination by pituitary and cerebral cortical homogenates in vitro. PubMed: [Use of gas chromatography for determining benzoic and sorbic acid levels in orange beverage and tomato concentrate]. PubMed: Chemiluminescence immunoassay for the detection and quantification of methyltestosterone residues in muscle tissue. PubMed: Spectrophotometric method for the determination of sorbic acid in various food samples with iron(III) and 2-thiobarbituric acid as reagents. PubMed: Liquid chromatographic separation and fluorometric determination of cis- and trans-isoeugenol in perfumes, colognes, and toilet waters. PubMed: Thin-layer chromatographic screening method for the tranquillizers azaperone, propiopromazine and carazolol in pig tissues. PubMed: High-performance liquid chromatographic determination of nicotinamide in rat tissue samples and blood after extraction with diethyl ether. PubMed: Comparison of diethyl ether and ethyl acetate as extracting agents for recovery of Ascaris spp. and Trichuris spp. eggs. PubMed: Identification of mammalian feces by coprostanol thin layer chromatography: method development. PubMed: Arteriovenous glucose differences across the mammary gland of the fed, starved, and re-fed lactating rat. PubMed: Occurrence of pancreatic ductal cell dysplasia in rats fed with a high fat diet and ethanol. PubMed: HPLC determination of N-nitrosomethylurea in biological fluids by reaction with 4-nitrothiophenol. PubMed: High-performance liquid chromatographic screening and confirmation methods for chloramphenicol residues in meat with off-line cartridge sample clean-up and on-line diode array UV-VIS detection. PubMed: Determination of total iron in foods by isotope dilution fast atom bombardment mass spectrometry. PubMed: Attractancy toOryzaephilus surinamensis (L.) of volatile materials isolated from vacuum distillate of heat-treated carobs. PubMed: [High resolution liquid chromatography (HPLC) analysis of the vitamin A and beta-carotene content of heat-treated precooked food]. PubMed: Mutagenic nitropyrenes in foods. PubMed: Gravimetric method for the determination of insoluble and soluble dietary fibres. PubMed: The mutagenicity of some edible mushrooms in the Ames test. PubMed: Mutagenicity of hydrolysates of citrus fruit juices. PubMed: Substrate concentration changes during pregnancy in the conscious rat. PubMed: Neonatal diarrhoea in calves given milk-substitutes differing in fat source and fed by different procedures. PubMed: Rapid determination of the 3-methylhistidine content of meat using 1-fluoro-2,4-dinitrobenzene. PubMed: A field outbreak of suspected stachybotryotoxicosis in sheep. PubMed: Gluconeogenesis from storage wax in the cotyledons of jojoba seedlings. PubMed: Nitrogen retention in rats fed on diets enriched with arginine and glycine. 2. Effect of diethyl ether anaesthesia on N retention. PubMed: Estimation of zinc pheophytins, chlorophylls, and pheophytins in mixtures in diethyl ether or 80% acetone by spectrophotometry and fluorometry. PubMed: Estimation of copper pheophytins, chlorophylls, and pheophytins in mixtures in diethyl ether. PubMed: [On the contamination of milk and milk products with chlorinated hydrocarbons. I. Methods]. PubMed: Detection of antithyroid residues in meat and some organs of slaughtered animals. PubMed: The photochemistry of imidan in diethyl ether. PubMed: [A hygienic study of "PIREF" (diethyl ether of pyrocarbonic acid) and the possibility of its use in the food industry]. PubMed: 3,5-di-Tert-butyl-4-hydroxytoluene (BHT) as an artifact from diethyl ether.