166,586 results match your criteria oil

Formulation, physicochemical characterization, and anti- E. coli activity of food-grade nanoemulsions incorporating clove, cinnamon, and lavender essential oils.

Food Chem 2021 Apr 27;359:129963. Epub 2021 Apr 27.

Laboratory of Aromatic and Medicinal Plants, Biotechnology Center of Borj-Cédria, BP 901, 2050 Hammam-lif, Tunisia.

This research studies the application of a specific nanoemulsion as anti-Escherichia coli agent. The specific mixture was generated by a simplex-centroid design. Physicochemical parameters such as droplet average diameter, pH, viscosity, density, turbidity, whitening index, refractive index, stability (thermal, physical, and osmotic stability), and antibacterial activity kinetic, have been assessed. Read More

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Use of lemongrass essential oil as a feed additive in quail's nutrition: its effect on growth, carcass, blood biochemistry, antioxidant and immunological indices, digestive enzymes and intestinal microbiota.

Poult Sci 2021 Mar 26;100(6):101172. Epub 2021 Mar 26.

Poultry Department, Faculty of Agriculture, Zagazig University, Zagazig 44511, Egypt.

The present study was designed to assess the impact of dietary supplementation of lemongrass essential oil (LGEO) on growth performance, carcass traits, liver and kidney function, immunity, antioxidant indices and caecal microbiota of growing quail. A total of 200 Japanese quails at 1-week-old were haphazardly allotted to 5 groups of 40 chicks in five replicates (8 per replicate). The first group was the control group, while LGEO was added at levels of 150, 300, 450, and 600 mg/kg diet in the 2nd, 3rd, 4th and 5th groups, respectively. Read More

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Photobiomodulation therapy promotes the ATP-binding cassette transporter A1-dependent cholesterol efflux in macrophage to ameliorate atherosclerosis.

J Cell Mol Med 2021 May 5. Epub 2021 May 5.

MOE Key Laboratory of Laser Life Science & Institute of Laser Life Science, College of Biophotonics, South China Normal University, Guangzhou, China.

Atherosclerosis is a chronic inflammatory disease related to a massive accumulation of cholesterol in the artery wall. Photobiomodulation therapy (PBMT) has been reported to possess cardioprotective effects but has no consensus on the underlying mechanisms. Here, we aimed to investigate whether PBMT could ameliorate atherosclerosis and explore the potential molecular mechanisms. Read More

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Going Up or Down?

Katelyn Norman

AMA J Ethics 2021 Apr 1;23(4):E362-363. Epub 2021 Apr 1.

Chief resident of the Yale-Waterbury Internal Medicine Residency Program in Waterbury, Connecticut.

This oil painting of a crowded elevator carriage suggests our numerous shared uncertainties, risk of exposure to the SARS-CoV-2 virus, and lack of knowledge about our and others' risk of death from COVID-19. Personal protective equipment is uncomfortable, but it's less uncomfortable, perhaps, than knowing our safety depends so much on others' behaviors. Read More

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Using Liquid Crystals for Optical Mapping of Interfacial Mobility and Surfactant Concentrations at Flowing Aqueous-Oil Interfaces.

Langmuir 2021 May 5. Epub 2021 May 5.

Smith School of Chemical and Biomolecular Engineering, Cornell University, Ithaca, New York 14853, United States.

Flow-induced states of fluid interfaces decorated with amphiphiles underlie phenomena such as emulsification, foaming, and spreading. While past studies have shown that interfacial mass transfer, the kinetics of surfactant adsorption and desorption, interfacial mobility, and surfactant reorganization regulate the dynamic properties of surfactant-laden interfaces, few simple methods permit simultaneous monitoring of this interplay. Here, we explore the optical responses of micrometer-thick films of oils (4-cyano-4'-pentylbiphenyl, 5CB) with a liquid crystalline order in contact with flowing aqueous phases of soluble [e. Read More

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Immunohistochemical and Genetic Labeling of Hairy and Glabrous Skin Innervation.

Curr Protoc 2021 May;1(5):e121

Vollum Institute, Oregon Health & Science University, Portland, Oregon.

Cutaneous innervation is an essential component of the mammalian sensory nervous system. During development, genetically and morphologically diverse subtypes of sensory neurons use distinct molecular pathways to innervate end organs or form free nerve endings in glabrous and hairy skin. Peripheral neurons can be damaged by acute injury or degenerate due to chronic conditions including diabetes and chemotherapy, leading to peripheral neuropathy. Read More

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Relationship between Baccharis dracunculifolia DC. and B. microdonta DC. (Asteraceae) by Their Different Seasonal Volatile Expression.

Chem Biodivers 2021 May 5. Epub 2021 May 5.

Laboratorio de Biotecnología de Aromas, Departamento de Química Orgánica, Facultad de Química, Universidad de la República (DQO-FQ-UdelaR)., Av. General Flores 2124, CP 11800, Montevideo, Uruguay.

Baccharis dracunculifolia DC. and Baccharis microdonta DC. (Asteraceae) are woody species morphologically similar growing in Uruguay, where not taxonomists people often confuse them in field conditions. Read More

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Antimicrobial and hand hygiene effects of Tea Tree Essential Oil disinfectant: A randomized control trial.

Int J Clin Pract 2021 May 5:e14206. Epub 2021 May 5.

College of Nursing, Eulji University, Uijeongbu, South Korea.

Background: Hand hygiene is paramount in preventing healthcare-associated infections in medical environments and the spread of infectious diseases in non-medical environments.

Aims: This study used a randomized controlled trial to investigate the effects of a tea tree (Melaleuca alternifolia) oil disinfectant on hand disinfection and skin condition.

Methods: A tea tree oil group received 5 ml of 10% tea tree oil disinfectant mixed in a ratio of 2:2:1:15 of Melaleuca alternifolia oil, solubilizer, glycerin, and sterile distilled water. Read More

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Rapid characterization and pharmacokinetic study of aristolochic acid analogues using ion mobility mass spectrometry.

Anal Bioanal Chem 2021 May 5. Epub 2021 May 5.

Beijing National Laboratory for Molecular Sciences, College of Chemistry and Molecular Engineering, Peking University, Beijing, 100871, China.

Aristolochic acid analogues (AAAs), naturally existing in herbal Aristolochia and Asarum genera, were once widely used in traditional pharmacopeias because of their anti-inflammatory properties, but lately they were identified as potential nephrotoxins and mutagens. A method for rapid characterization of AAAs in serum was developed using ion mobility spectrometry coupled with mass spectrometry (IMS-MS). Five AAAs, containing four aristolochic acids and one aristolactam, were separated and identified within milliseconds. Read More

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Mediterranean Diet, Brain and Muscle: Olive Polyphenols and Resveratrol Protection in Neurodegenerative and Neuromuscular Disorders.

Curr Med Chem 2021 May 3. Epub 2021 May 3.

Institute of Biochemistry and Cell Biology, Section of Neurobiology, (IBBC-CNR), Rome. Italy.

The Mediterranean diet is worldwide recognized as a good prototype of nutrition due to the conspicuous intake of olive oil, nuts, red wine, legumes, fruit, and vegetables, all fundamental elements rich in antioxidant substances and polyphenols. Polyphenols are a wide range of phytochemicals and/or synthetic chemical compounds with proven beneficial properties for human health. In the present review, we critically summarize the well-characterized antioxidant and anti-inflammatory properties of polyphenols contained in the olives and extra virgin olive oil and of resveratrol, a non-flavonoid phenolic compound. Read More

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Size dependence of the dissociation process of spherical hydrate particles microsecond molecular dynamics simulations.

Phys Chem Chem Phys 2021 May 5. Epub 2021 May 5.

Chemical Process & Energy Resources Institute (CPERI), Centre for Research & Technology Hellas (CERTH), 57001, Thermi-Thessaloniki, Greece.

The dissociation process of spherical sII mixed methane-propane hydrate particles in liquid hydrocarbon was investigated via microsecond-long molecular dynamics simulations. A strong dependence of the melting temperature on the particle size was found. Analysis in the context of the Gibbs-Thomson effect provided insights into the fundamental properties of gas hydrates. Read More

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POU2AF1 promotes MSCs adipogenesis by inhibiting HDAC1 expression.

Adipocyte 2021 Dec;10(1):251-263

Department of Cardiology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu, China.

Excessive production of visceral adipose is a major risk factor of many diseases. Inhibiting the adipogenesis of mesenchymal stem cells (MSCs) will be an efficient way to block adipose production. We illuminated POU class 2 homeobox associating factor 1 (POU2AF1) may promote MSCs adipogenesis by histone deacetylases 1 (HDAC1) signalling. Read More

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December 2021

Cytosolic geraniol and citronellol biosynthesis require a Nudix hydrolase in rose scented geranium (Pelargonium graveolens).

Plant J 2021 May 5. Epub 2021 May 5.

Department of Cellular and Systems Biology, University of Toronto, Toronto, Ontario, M5S 3G5, Canada.

Geraniol, citronellol, and their esters are high-value acyclic monoterpenes used in food technology, perfumery, and cosmetics. A major source is the essential oil of rose-scented geraniums of the genus Pelargonium. We provide evidence that their biosynthesis mainly takes place in the cytosol of glandular trichomes via geranyl monophosphate (GP) through the action of a Nudix hydrolase. Read More

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Starch-based edible films of improved cassava varieties Yavo and TMS reinforced with microcrystalline cellulose.

Heliyon 2021 Apr 16;7(4):e06804. Epub 2021 Apr 16.

Université de Liège, Gembloux Agro-Bio Tech, Laboratoire Qualité et Sécurité des Produits Agroalimentaires, Passage des Déportés, 2, 5030 Gembloux, Belgium.

The results of a recent study on starch-based films of improved cassava varieties show that these films have poor barrier properties and lower mechanical strength. Thus, for some applications, improving their resistance to breaking forces is a key factor in making their use possible and sustainable. In this study, to the starch of two improved varieties of cassava (Yavo and TMS), combined with peanut oil, soybean lecithin, glycerol was added microcrystalline cellulose (MCC) at 0, 7, 15 and 30 %. Read More

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Effect of pretreatment and temperature on the drying kinetics and physicochemical and techno-functional characteristics of pumpkin ().

Heliyon 2021 Apr 16;7(4):e06802. Epub 2021 Apr 16.

Universidad Nacional de Colombia, Facultad de Ciencias Agrarias, Departamento de Ingeniería Agrícola y Alimentos, Medellín, Colombia.

The study was carried out to assess fresh slices and thermally pretreated pumpkin () dried at temperatures of 55 °C, 60 °C, 65 °C, and 70 °C. The drying kinetics and quality attributes of the dried product were determined, and results indicated that the modified Page model was the best fit, with activation energies of 29.47 kJ mol and 16. Read More

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Sterols as a biomarker in tracing niger and sesame seeds oils adulterated with palm oil.

Heliyon 2021 Apr 16;7(4):e06797. Epub 2021 Apr 16.

School of Medicine, Deakin University, Geelong, Victoria, 3216, Australia.

Food adulteration is a serious social problem all over the world. The oil obtained from the niger and sesame is known for its quality and has a high market value in Ethiopia. The cost of the oil obtained from these oilseed crops is high unlike other plant oils, thus prone to be mixed with other cheap oils to increase profits. Read More

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Antidepressant activity of rose oxide essential oil: possible involvement of serotonergic transmission.

Heliyon 2021 Apr 16;7(4):e06620. Epub 2021 Apr 16.

Postgraduate Programs in Pharmaceutical Sciences and Laboratory of Research in Experimental Neurochemistry (LAPNEX), Federal University of Piauí, 64049-550, Teresina, Brazil.

Rose oxide (RO) is a monoterpene found in rose oil fragrances. This monoterpene has been reported to possess anti-inflammatory activity, however, little is known regarding its pharmacological activity. The present study was carried out to evaluate its antidepressant action and possible mechanisms of action. Read More

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Biogenic zinc-oxide nanoparticles of leaves abrogates rotenone induced neuroendocrine toxicity by regulation of oxidative stress and acetylcholinesterase activity.

Biochem Biophys Rep 2021 Jul 17;26:100999. Epub 2021 Apr 17.

Department of Mathematical and Physical Science, Faculty of Science, Osun State University, Oshogbo, Nigeria.

Zinc oxide nanoparticles (ZnONPs) from plant origin were postulated to regulate complex hormonal control through the hypothalamus- pituitary-testicular axis and somatic cells due to their unique small size and effective drug delivery to target tissues. This study therefore investigates the biogenic synthesis of zinc oxide nanoparticles (ZnO NPs) from leaves on key endocrine hormones (LH, FSH and testosterone), MDA level, antioxidant enzymes (SOD and CAT), acetylcholineesterase (AChE) activity and reactive nitrogen species (NO) level in rotenone induced male rat. The animals were divided into six groups (n = 8). Read More

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Experimental and computational evaluation of cyclic solvent injection in fractured tight hydrocarbon reservoirs.

Sci Rep 2021 May 4;11(1):9497. Epub 2021 May 4.

Department of Geoscience, University of Calgary, Calgary, Canada.

Multi-fractured horizontal wells have enabled commercial production from low-permeability ('tight') hydrocarbon reservoirs but recoveries remain exceedingly small (< 5-10%). As a result, operators have investigated the use of solvent (gas) injection schemes, such as huff-n-puff (HNP), to improve oil recovery. Previous HNP laboratory approaches, classified primary as 'flow-through-matrix' and 'flow-around-matrix' typically (1) are not fully representative of field conditions at near-fracture regions and (2) require long test times, even when performed on fractured cores. Read More

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Unilateral Ocular Siderosis Bulbi Due to Missed Metallic Intraocular Foreign Body Masquerading as Anisocoria of Neurological Origin: A Case Report.

Am J Case Rep 2021 May 5;22:e930504. Epub 2021 May 5.

Department of Special Surgery, Division of Ophthalmology, Faculty of Medicine, Jordan University of Science and Technology, Irbid, Jordan.

BACKGROUND Ocular siderosis is an uncommon cause of vision loss due to a retained ferrous intraocular foreign bodies (IOFB) that cause iron deposition in ocular tissues. The most common manifestations are cataract formation, diffuse pigmentary changes of the retinal pigment epithelium, iris heterochromia, dilated pupils, secondary glaucoma, iritis, and cystoid macular edema. CASE REPORT We report a case of 38-year-old man who presented with a left dilated pupil and visual field defect. Read More

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The effect of henna and linseed herbal ointment blend on wound healing in rats with second-degree burns.

Burns 2020 Dec 11. Epub 2020 Dec 11.

Department of Chemistry, Mohaghegh Ardabili University, Ardabil, Iran. Electronic address:

The treatment of skin burns is one of the most important challenge in medical science. The aim of this study is evaluation of the efficacy of Artaderm herbal ointment containing the Henna (Lawsonia inermis) extract, Linseed (Linum usitatissimum) oil, and Honey Wax on wound healing in the rat with second-degree burn wounds. The Artaderm ointment had an effective role in controlling burn wound infections due to its antimicrobial and anti-inflammatory properties. Read More

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December 2020

Development and characterization of gel-in-water nanoemulsion as a novel drug delivery system.

Mater Sci Eng C Mater Biol Appl 2021 May 24;124:112076. Epub 2021 Mar 24.

Department of Chemical Engineering, Faculty of Engineering, Graduate School, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka 819-0395, Japan. Electronic address:

The effective delivery of anti-cancer drugs with minimal side effects and better therapeutic efficacy has remained an active area of research for many decades. Organogels have gained attention in recent years as potential drug delivery systems due to their high bioavailability, no first-pass metabolism and rapid action. Considering this, in the current study an organogel based nanoemulsion was developed aiming to effectively deliver hydrophobic drugs via encapsulation within in situ gellable organogel droplets, termed as gel-in-water (G/W) nanoemulsion. Read More

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Optimization and scale-up of α-amylase production by Aspergillus oryzae using solid-state fermentation of edible oil cakes.

BMC Biotechnol 2021 May 4;21(1):33. Epub 2021 May 4.

Biocatalysts Laboratory, Department of Agricultural Microbiology, Tamil Nadu Agricultural University, Coimbatore, Tamil Nadu, 641 003, India.

Background: Amylases produced by fungi during solid-state fermentation are the most widely used commercial enzymes to meet the ever-increasing demands of the global enzyme market. The use of low-cost substrates to curtail the production cost and reuse solid wastes are seen as viable options for the commercial production of many enzymes. Applications of α-amylases in food, feed, and industrial sectors have increased over the years. Read More

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Antibacterial and antibiofilm activity of essential oil of clove against and Enteritidis.

Food Sci Technol Int 2021 May 4:10820132211013273. Epub 2021 May 4.

Departamento de Ingeniería Agronómica, Instituto de Biotecnología Vegetal, Universidad Politécnica de Cartagena, Cartagena, Spain.

The antibacterial and antibiofilm activity of essential oil of clove against and Enteritidis were investigated. The chemical composition of the oil was characterized by gas chromatography-mass spectrometry. Stock solution of the essential oil of clove was prepared in 95% (v/v) ethanol (EOC). Read More

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SiN Nanofibrous Aerogel with In Situ Growth of SiO Coating and Nanowires for Oil/Water Separation and Thermal Insulation.

ACS Appl Mater Interfaces 2021 May 4. Epub 2021 May 4.

Key Laboratory for Advanced Ceramics and Machining Technology of Ministry of Education, School of Material Science and Engineering, Tianjin University, Tianjin 300072, China.

Nanofibrous aerogels constructed by ceramic fiber components (CNFAs) feature lightweight, compressibility, and high-temperature resistance, which are superior to brittle ceramic aerogels assembled from nanoparticles. Up to now, in order to obtain CNFAs with stable framework and multifunctionality such as hydrophobicity and gas absorption, it is necessary to perform binding and surface modification processes, respectively. However, the microstructure as well as properties of CNFAs are deteriorated by the direct addition of binders and modifiers. Read More

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Rapid Screening of Glucocorticoid Receptor (GR) Effectors Using Cortisol-Detecting Sensor Cells.

Int J Mol Sci 2021 Apr 29;22(9). Epub 2021 Apr 29.

Department of Biomedical Engineering, Dongguk University, Seoul 04620, Korea.

Cortisol, a stress hormone, plays key roles in mediating stress and anti-inflammatory responses. As abnormal cortisol levels can induce various adverse effects, screening cortisol and cortisol analogues is important for monitoring stress levels and for identifying drug candidates. A novel cell-based sensing system was adopted for rapid screening of cortisol and its functional analogues under complex cellular regulation. Read More

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Environmental Impact of Food Preparations Enriched with Phenolic Extracts from Olive Oil Mill Waste.

Foods 2021 Apr 29;10(5). Epub 2021 Apr 29.

Department of Agricultural and Environmental Sciences (DiSAA), Università degli Studi di Milano, 20133 Milan, Italy.

Reducing food waste as well as converting waste products into second-life products are global challenges to promote the circular economy business model. In this context, the aim of this study is to quantify the environmental impact of lab-scale food preparations enriched with phenolic extracts from olive oil mill waste, i.e. Read More

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sp. nov., a Novel Hyperthermophilic Starch-Degrading Archaeon.

Biology (Basel) 2021 Apr 29;10(5). Epub 2021 Apr 29.

Institut für Allgemeine Mikrobiologie, Christian-Albrechts-Universität Kiel, D-24118 Kiel, Germany.

A novel hyperthermophilic archaeon, termed strain T7324, was isolated from a mixed sulfate-reducing consortium recovered from hot water produced from a deep North Sea oil reservoir. The isolate is a strict anaerobic chemo-organotroph able to utilize yeast extract or starch as a carbon source. The genes for a number of sugar degradation enzymes and glutamate dehydrogenase previously attributed to the sulfate reducing strain of the consortium ( strain 7324) were identified in the nearly completed genome sequence. Read More

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Influence of Dietary Lipids and Environmental Salinity on the n-3 Long-Chain Polyunsaturated Fatty Acids Biosynthesis Capacity of the Marine Teleost .

Mar Drugs 2021 Apr 29;19(5). Epub 2021 Apr 29.

Departamento de Biología Animal, Edafología y Geología, Universidad de La Laguna, 38200 San Cristóbal de La Laguna, Spain.

Fish vary in their ability to biosynthesise long-chain polyunsaturated fatty acids (LC-PUFA) depending upon the complement and function of key enzymes commonly known as fatty acyl desaturases and elongases. It has been reported in the existence of a Δ4 desaturase, enabling the biosynthesis of docosahexaenoic acid (DHA) from eicosapentaenoic acid (EPA), which can be modulated by the diet. The present study aims to evaluate the combined effects of the partial replacement of fish oil (FO) with vegetable oils and reduced environmental salinity in the fatty acid composition of relevant body compartments (muscle, hepatocytes and enterocytes), the enzymatic activity over α-linolenic acid (ALA) to form n-3 LC-PUFA through the incubation of isolated hepatocytes and enterocytes with [1-C] 18:3 n-3, and the regulation of the and in the liver and intestine. Read More

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