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284 articles for “acetate”
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Evaluation of Antioxidant and Cytotoxic activities of Mycelia Biomass and Culture broth of three Edible Mushrooms, Morchella conica, Hericium erinaceus and Pleurotus florida Grown in Submerged Culture
Abstract: Mycelia biomass of three edible mushrooms namely, Morchella conica, Pleurotus florida and Hericium erinaceus were grown as submerged culture in potato dextrose broth supplemented with yeast extract, potassium dihydrogen orthophosphate and magnesium sulphate. The mycelia biomass was extracted with 70% ethanol and culture broth with ethyl acetate. The solvents were evaporated to dryness at low temperature using a rotary vacuum evaporator and the residues thus obtained were used for the …
Published in International Journal of Fungi · Vol. 1, Issue 1, 2024 · pp. 37–50 Read article
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Synthesis and Characterization of Sustainable, Low-Cost, Biomass-Derived Carbon Films from Hevea Brasiliensis (Rubber) Wood for Environmentally Friendly Gas Sensors with Enhanced Selectivity and Sensitivity to Polar Vapors and Hazardous Gases
Abstract: Hevea brasiliensis (rubber) wood sawdust was utilized to fabricate carbon gas sensors for detecting 1000 ppm of ethanol, methanol, acetone, carbon dioxide, and ammonia gases. The carbon particles were prepared by phosphoric acid impregnation followed by thermal activation and then fabricated into films on conductive and non-conductive substrates using the doctor blade method. X-ray diffraction (XRD) analysis revealed distinct graphitic features with peaks at the (002) and (100) planes, indicating …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 1, 2025 · pp. 22–36 Read article
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Non-Invasive Diabetes Test by Breath Analysis using Semiconductor Gadget
Abstract: AbstractNon-invasive detection of diabetes via acetone sensing using nanostructure semiconductor metal oxides (SMO) is an alternative fast and direct method to invasive blood analysis. It is a reliable and accurate technology. Of late, graphene and graphene oxides are promising nanomaterials for acetone sensing.Keywords: Non-invasive diabetes; Breath analysis, Acetone sensing; Nano materials.Cite this ArticleSurajit Kumar Hazra, Sukumar Basu. Non-Invasive Diabetes Test by Breath Analysis using Semiconductor Gadget. Journal of Semiconductor Devices …
Published in Journal of Semiconductor Devices and Circuits · Vol. 7, Issue 2, 2020 · pp. 20–22 Read article
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Antibacterial, Cytotoxicity Studies of Azukia mungo (L.) Masam and Correlation with in silico Docking Studies
Abstract: Introduction and Background: Azukia genus plants rich in proteinaceous anti-nutrients like tannins (especially condensed tannins) has been shown to have anti-bacterial activity against Staphylococcus aureus and antineoplastic activity against lung and liver cancer cells. Five types of procyanidins (condensed tannins) have already been isolated from Azukia mungo and structurally elucidated. But its activity against the Methicillin resistant Staphylococcus aureus (MRSA) has not yet been shown. Hence we focus our work …
Published in Research and Reviews: A Journal of Toxicology · Vol. 7, Issue 2, 2017 · pp. 21–31 Read article
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Structural Characterization of (Co, Mn) Co-doped ZnO Thin Films by Sol-Gel Spin Coating Method
Abstract: Cobalt (Co) and manganese (Mn) co-doped zinc oxide (ZnO) thin films were prepared by sol-gel spin coating method on quartz substrate by varying the dopants concentration. Co0.02Mn0.08Zn0.90O; Co0.05Mn0.05Zn0.90O and Co0.08Mn0.02Zn0.90O thin films were deposited using different rates of cobalt acetate tetrahydarte, manganese acetate tetrahydrate and zinc acetate dihydrate solutions. The effects of dopants concentration were investigated by x-ray diffraction (XRD). The XRD pattern shows that the deposited films have polycrystalline …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 17, Issue 1, 2015 · pp. 17–21 Read article
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Characterization of Mn Dopped SrAlO Nano-Phosphors Prepared via Sol-Gel Method
Abstract: Strontium aluminate with Mn dopped phosphor was synthesized by Sol-Gel method using Strontium Acetate, Aluminium Acetate as raw material and 2-methoxyethanol as complexing agent. The transparent sol was preheated at 100°C for 2 h and then the precursor was finally annealed at 950°C for 2 h. The phosphor emits luminescence with peak wavelength at 395 nm and 520 nm under near-ultraviolet excitation at 360 nm. The morphology, composition and structure …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 3, 2016 · pp. 5–10 Read article
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Development of PLLA-based Bio Inks Applicable in the Medical Field
Abstract: Some synthetic polymers, such as Poly (L-lactic acid) (PLLA), are interesting to use in 3D bioprinting because they can have adaptable and resilient mechanical properties that also facilitate bioprinting processes. PLLA is a biocompatible polymer which makes it very interesting for medical applications, it is an aliphatic polyester obtained from α-hydroxy acids in different ways: ring-opening polymerization, and direct polycondensation. The use of one path over the other depends on …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 24, Issue 2, 2022 · pp. 38–46 Read article
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Evaluation of Biomedical Importance of Papaya Pulp
Abstract: The present study describes the preparation of petroleum ether, ethyl acetate, and methanol extract from Carica papaya; further the extracts revealed dose dependent anti-oxidant potential. Among the extracts, ethyl acetate extract showed more percentage of scavenging than other two extracts. The screening of antimicrobial activity for three extracts revealed antimicrobial potency towards 12 test organisms. Among these extracts, petroleum ether shows more activity against 12 microbes compared with other two …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 7, Issue 3, 2017 · pp. 14–19 Read article
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Evaluation of Antimicrobial and -Amylase Inhibitory Activity of Selected Medicinal Plants
Abstract: During this study we evaluated the a-amylase inhibitory activity and antimicrobial activity of different extracts of Psidium gujauva, Allium sativum, Withania sominfera, and Piper nigrum. Antimicrobial potential was observed against Escherichia coli and Staphylococcus aureus. The plant extracts were prepared with chloroform, ethanol, acetone and distilled water. Each extract was evaporated using rotary evaporator, under reduced pressure. Different concentrations (10, 20, 40, 60, 80, and 100 μg/ml) of each extract …
Published in Research & Reviews : Journal of Herbal Science · Vol. 4, Issue 1, 2015 · pp. 15–28 Read article
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Ultrasonic Study of Molecular Interactions in Organic Liquids at Various Temperatures and Concentrations
Abstract: The ultrasonic velocity was measured for water and glacial acetic acid in their pure state and in their binary mixtures. The ultrasonic velocity was measured also for the solution of salicylic acid in glacial acetic acid. Relative density and relative viscosity were also measured at various temperatures and concentrations. The parameters like adiabatic compressibility, acoustic impedance, relaxation time and attenuation were determined. This study is helpful for the understanding of …
Published in Research & Reviews : Journal of Physics · Vol. 1, Issue 3, 2012 · pp. 16–22 Read article
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Antidiarrheal Activity of Leucaena Leucocephala in Castor Oil Induced Diarrhea in Albino Rats
Abstract: The purpose of the present study was to evaluate scientifically the anti-diarrheal effects of different extracts of leaves of Leucaena leucocephala. Different extracts of Leucaena leucocephala like petroleum ether, chloroform, and ethyl acetate were studied against castor oil induced diarrhea model in albino rats. The weight of the fecal matter induced by castor oil induced diarrhea was recorded as the chief parameter. Standard drug loperamide (1 mg/kg, i.p.) showed highly …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 7, Issue 1, 2020 · pp. 8–12 Read article
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Formulation and Evaluation of Microencapsulated Levofloxacin Gel
Abstract: To treat various buccal infectious diseases, a sustained release microencapsulated levofloxacin gel was formulated. Levofloxacin microspheres were being prepared following o/w emulsion solvent evaporation technique by varying concentrations of ethyl acetate, ethyl cellulose and tween 80. Depending on their flow properties almost all the microspheres were found to be excellent. The drug-excipient compatibility study carried out using Fourier transform infrared spectroscopy (FTIR), and differential scanning calorimetry (DSC) resulted that the …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 3, Issue 1, 2016 · pp. 39–47 Read article
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Anticancer and Antioxidant Property of Bunium bulbocastanum Fruits Various Fractions
Abstract: Bunium bulbocastanum (family Apiaceae) fruits are normally used as a culinary spice for years. Since antioxidant property has a significant role in preventing oxidative stress, which has been demonstrated to be a major cause in the pathogenesis of cancer, the present study was aimed to evaluate the in vitro antioxidant and cytotoxic effect of Bunium bulbocastanum fruit extracts. Standard in vitro antioxidant assays such as reducing power, super oxide scavenging, …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 3, Issue 1, 2016 · pp. 9–13 Read article
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Antibacterial Activities of Medicinal Plant Leaves Extract Against Isolated Escherichia coli Bacteria from Different Water Sources
Abstract: Objective: Escherichia coli are the most common pathogenic bacteria to accountable for food and waterborne illness. Therefore, in this way the study was conducted to resolve the occurrence of E. coli bacteria from different water sources in around Tamil Nadu along with to determine their antibiotic resistance profiles. Methods: Water samples were analysed for the presence of E. coli bacteria using specific agar media Eosin Methylene Blue and McConkeys. Colony …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 11, Issue 3, 2021 · pp. 34–40 Read article
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Chemical Profile and Toxicity of Fresh and Dry leaves of the Essential Oils of Vetiveria zizanioides (L.) Nash. From Southwest Nigeria
Abstract: The fresh and dry leaves of Vetiveria zizanioides (L.) Nash (Gramineae) plant was collected, air dried and authenticated at the University of Ibadan Herbarium with voucher number: UIH-23237. The plant's dried, fresh leaves were hydro distilled in a Clevenger device to extract the essential oils. The oils were characterized by Gas Chromatography-Mass Spectrometry (GC – MS) while the toxicity of the essential oils was tested using brine shrimps’ lethality assay. …
Published in Recent Trends in Cosmetics · Vol. 1, Issue 1, 2024 · pp. 44–49 Read article
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Risk Assessment of Batch Sulfonation Process using Fault Tree and Bowtie
Abstract: The current study looks into the batch reactor's sulfonation reaction's safety features. Acetanilide, thionyl chloride, and chlorosulphonic acid are used in the sulfonation reaction under consideration to generate acetyl sulphonyl chloride as well as by-products such HCl and SOx. Steam starts the process, which is exothermic in nature. Water is then chilled to maintain a temperature of 50°C and a pressure of one atmosphere. The Hazard and Operability (HAZOP) analysis …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 3, 2024 · pp. 50–56 Read article
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Exploring the Bioactive Potential of Himalayan Lichens: Phytochemical and Antimicrobial Profiling of Xanthoparmelia tinctina and Pyxine subcinerea Extracts
Abstract: The symbiotic association that develops between cyanobacteria, algae, and fungi results in the composite organism known as lichens, which has traits similar to those of plants but differs in its separate parent organisms. Lichens can have a variety of morphological characteristics, including foliose structures that resemble flat leaves, crustose structures that resemble flake crystals, fruticose branches that have short, leafless branches, and leprose-powder-like appearances. Due to their therapeutic potential, lichens …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 2, 2024 · pp. 21–28 Read article
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RP-HPLC method for simultaneous determination of Drospirenone and Ethinylestradiol in Bulk and their Pharmaceutical dosage form
Abstract: Oral contraceptive is used to prevent the pregnancy which is contain hormones to block the release of eggs from the ovaries. Most of them contain estrogen and progesterone. Nowadays, usage of hormonal contraceptive is sharply enhancing; around 100 million of women worldwide are taking these drugs. With this drug fertility rate can be supressed as long as they want or plan their activity along with these drugs provide efficacy, reliability, …
Published in Trends in Drug Delivery · Vol. 11, Issue 3, 2024 · pp. 46–67 Read article
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Exploring Potential Phytochemicals for Myasthenia Gravis Treatment: A Molecular Docking and ADME Analysis Approach
Abstract: Objective: Muscle feebleness and exhaustion derived from a disruption in neuromuscular transference are hallmarks of the crippling autoimmune disease myasthenia gravis (MG). The drawbacks of the current MG therapy options are frequently partial efficacy and adverse effects. To investigate the potential of phytochemicals in MG control, in this work we integrated molecular docking with ADME (absorption, distribution, metabolism, and excretion) analysis using a computer method. We identified molecules exhibiting favorable …
Published in International Journal of Molecular Biotechnological Research · Vol. 2, Issue 2, 2024 · pp. 1–13 Read article
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Impact of Chemical Conditioning on the Mechanical Performance of Pine Fibre-Reinforced Composites
Abstract: The study examines the effects of treatments like alkaline, silane, and acetylation on enhancing the mechanical strength and reducing water absorption in pine fiber-reinforced composites. Natural fibres, while eco-friendly and sustainable, present challenges in fibre-matrix adhesion due to their hydrophilic nature, impacting composite performance. Chemical treatments were employed to modify fibre surface characteristics, enhance interfacial bonding, and thereby improve mechanical properties. Silane-treated composites exhibited the highest tensile and flexural strengths, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 140–150 Read article