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1223 articles for “Acidity”
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Vapour Phase Hydrogenation of Levulinic Acid Over Carbon Coated HZSM-5 Supported Ni Catalysts
Abstract: Carbon coated HZSM-5 supported Ni catalyst shown to be a promising catalyst in the hydrogenation of levulinic acid to yield γ- valerolactone. Physicochemical characterizations were undertaken using N2 physisorption, H2-chemisorption, X-ray diffraction (XRD), CHNS and temperature programmed reduction (TPR) techniques. The CHNS studies reveal about 3 wt% carbon was coated by the passage of cyclohexene at 600 °C for 3 h. The carbon coated HZSM-5 supported Ni catalyst shown lower …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 2, 2015 · pp. 33–38 Read article
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Studies of Environmental Effect of Aluminium-2014 Alloy in 1m Acetic Acid using Extratcted Inhibitor
Abstract: AbstractThis examination considers distinctive natural elements influencing consumption under marine inundation conditions and proposes a scientific model consolidating their impacts on erosion corruption through the boat life. The examination receives a nonlinear capacity of time as the reference erosion model aligned with operational consumption information at long haul normal conditions to speak to the erosion conduct under standard natural conditions.Based on recently acquired field information, an erosion disintegration model is …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 10, Issue 2, 2020 · pp. 19–26 Read article
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The Safety of Dental X-ray Machine against the Deoxyribonucleic Acid (DNA): In Vitro Model Explores the Effects of Chlorine Free Radical, Duration of Exposure and the Doses of Irradiation
Abstract: Background: Patients attended to the dental clinics are referred to X-ray which may arise the possibility of adverse reactions upon oral mucosa. X-ray-induced oral mucosa damage is related to the generation of the free radicals in the aqueous media of the cells. Objectives: This study aimed to clarify the safety of dental X-ray exposure by utilizing an in vitro experimental model of calf-thymus double strands DNA (ctdsDNA) molecule exposed to …
Published in Research and Reviews: A Journal of Dentistry · Vol. 10, Issue 2, 2019 · pp. 23–28 Read article
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A Study on the Synthesis and Characterization of Silver Metal Nano Particles with Acrylic Acid– Acrylamide (Aa) Copolymer as Mediating Agent
Abstract: Silver metal nano-particles (MNP) have been synthesized by chemical methods with acrylic acid- acryl amide (AA) copolymer as mediating agent. Formation and interaction of silver metal nano- particles with AA copolymer has been confirmed by ultraviolet–visible (UV-VIS), Fourier Transform Infrared (FTIR) techniques. Thermal and morphological properties of the composite have been studied by Differential Scanning Calorimetry (DSC) and Scanning Electron Microscope (SEM) techniques. Change in intensity together with shift of …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 6, Issue 3, 2016 · pp. 1–4 Read article
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Effect of Complexation of Copper with a Preferred Amino acid of Saccharomyces cerevisiae NCIM 3558 on its Metabolism
Abstract: The present work studies the effect on the growth of Saccharomyces cerevisiae NCIM 3558when copper sulphate pentahydrate is complexed with a preferred amino acid of S.cerevisiaeNCIM. The study showed the fact that not only the amino acid or ligand but also the metal ioninvolved is an important factor for the biological effects of ligand–metal complexes effects onyeast metabolism per se. Studies are elaborated extensively.Keywords: Saccharomyces cerevisiae, glutamine copper, antagonist, glucose …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 7, Issue 2, 2017 · pp. 7–11 Read article
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Characterization of Formed Third Phase in the Nitric Acid-30% TBP/n-Dodecane System
Abstract: In solvent extraction operations, limited solubility of extracted solvate in the organic phase results in partitioning of the later into two phases, called light organic and heavy organic phase respectively. The phenomenon is studied well and reported for tetravalent actinides in TBP systems but nitric acid third phase in TBP systems was almost neglected. In this study, nitric acid third phase was generated for TBP system and its characterization has …
Published in Journal of Nuclear Engineering & Technology · Vol. 5, Issue 2, 2015 · pp. 13–19 Read article
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Detection and Comparative Analysis of Uber-operons of FabZ gene Responsible for Fatty Acid Biosynthesis in Nostoc Punctiforme Cyanobacterium
Abstract: The increasing price of petroleum products has necessitated the development of alternative fuel energy. The long alkyl chains that represent nature’s ‘petroleum’, are today isolated from microbes, plant and animal oils by amore scalable, controllable and economic routes.Hence, in this perspective, the present study was aimed at exploring the uber-operons of FabZ gene responsible for the synthesis of fatty acid in an aquatic nitrogen-fixing and filamentous cyanobacterium called Nostoc punctiforme. …
Published in Research & Reviews: A Journal of Bioinformatics · Vol. 1, Issue 1, 2014 · pp. 23–35 Read article
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Histochemical Localization of Acid Phosphatase in the Haustoria of Two Stem Parasites Cassytha Filiformis L. (Lauraceae) and Cuscuta Reflexa Roxb. (Cuscutaceae)
Abstract: Abstract Acid phosphatases consist of a group of non-specific enzymes that hydrolyse a variety of organic esters with the liberation of phosphate ions. Sodium α-naphthol phosphate substrate is used to localise acid phosphatase activity. The activity of this enzyme was greatest at the sites of haustorial entry and in the region of the hausorial contact with the host vasculature. The presence of this enzyme at the region of interface indicates …
Published in Research & Reviews : Journal of Botany · Vol. 3, Issue 3, 2014 · pp. 1–4 Read article
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Drug Use Evaluation of Iron with Folic Acid During Pregnancy at Alem Ketema Enat Hospital, North shoa, Amhara, Ethiopia
Abstract: Drug use evaluation (DUE) is the ongoing, systematic and criteria-based program of medicine evaluations that will ensure appropriate medicines use. Correct dosage of iron with folic acid (IFA) is recommended by WHO to prevent iron deficiency anemia during pregnancy. Even if it affects populations, pregnant mothers are prone to develop anemia. Iron deficiency anemia contributes for 95% of anemia during pregnancy reflecting the need for iron to pregnant women. Foliatesupplementation …
Published in Trends in Drug Delivery · Vol. 4, Issue 3, 2017 · pp. 1–8 Read article
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Effects of Cinnamic Acid and the Active Constituents of Cinnamon on Human Health and Diseases
Abstract: Free radicals can be generated continuously in the physiological process in the form of reactive oxygen species (ROS) and reactive nitrogen species (RNS). It occurs especially in the mitochondria, cytoplasm and cell membranes and plays an important role in the pathogenesis of several chronic disorders. Antioxidants can scavenge ROS and RNS and protect the cells against oxidative damage. Recently, natural antioxidants are the focus of interest because of their radical …
Published in Trends in Drug Delivery · Vol. 5, Issue 3, 2018 · pp. 5–15 Read article
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Fabrication and Assessment of Gallic Acid as Novel Drug Carrier
Abstract: Objective: The purpose of the current investigation is to develop and evaluate the polymer-based microspheres to overcome the issues of frequent dosing and high first pass metabolism. Materials and Methods: Gallic acid loaded microsphere were prepared by solvent evaporation technique and the microspheres were evaluated for drug entrapment efficiency, drug loading efficacy, particle size, In-vitro drug release, surface morphology and FTIR spectroscopy studies. Results: The percentage yield, drug entrapment and …
Published in Trends in Drug Delivery · Vol. 6, Issue 2, 2019 · pp. 5–10 Read article
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In Silico Docking Analysis to Identify Therapeutic Benzoic Acid Derivatives for Acute Myeloid Leukaemia
Abstract: Background: The study is anchored to initiate subjugation against modern cancer therapy for Acute Myeloid Leukaemia (AML) which involves natural therapeutics as an alternative therapy that would degrade the prospect of adverse side effects along with anti-cancer properties. Objectives: Collate the various characteristics of Giltertinib with natural benzoic acid derivative phytochemicals for a disquisition regarding their similarities and differences in the context of providing adverse side effects. Methods: ADME toxicity …
Published in International Journal of Cell Biology and Cellular Functions · Vol. 1, Issue 2, 2023 · pp. 50–63 Read article
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A comprehensive review on Sustainable Pathways to Synthesize 2, 5-Furandicarboxylic Acid (FDCA) from 5-Hydroxymethylfurfural (HMF) via Oxidative Processes
Abstract: The increasing global concern over the environmental impact of traditional plastics derived from petroleum and natural gas has spurred a search for more sustainable alternatives. Bioplastics, which are derived from renewable sources and may be biodegradable, have garnered significant interest as eco-friendly materials. Among the promising building blocks for bioplastics, 2,5-Furandicarboxylic Acid (FDCA) has emerged due to its potential to enhance polymer properties. One key precursor for bioplastics, 5-Hydroxymethylfurfural (5-HMF), …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 2, 2024 · pp. 01–13 Read article
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Comparative Evaluation of Hibiscus Cannabinus and Solanum Trilobatum Extracts as Inhibitors for C- Steel Corrosion protection in Acidic Medium
Abstract: This study analyzed the efficacy of various inhibitors in safeguarding carbon steel against corrosion in hydrochloric acid. The compounds that were subjected to testing included Acalypha indica root extract (AIRE), Hibiscus cannabinus (HC), and Solanum trilobatum (ST) leaf extracts. The investigation focused on the inhibitory efficacy through the application of gravimetric and electrochemical impedance methods. GC-MS and FTIR were employed to investigate the features of the inhibitors and co-inhibitors. Tafel …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 555–565 Read article
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Kinetic Parameters of Corrosion Rate constant for Water-Based Plants for the Inhibition of Metal in Acidic Medium
Abstract: Kinetic parameters of metal inhibition in acidic medium in the presence of water-based plant extracts to monitor corrosion rate characteristics was investigated in this research. The two water-based plasts used are pnematopteris pennigera (GF) and selaginella myosurus (SM) and the mild steel was immersed into the extracts and 1.0M of hydrochloride acid was added to monitor the rate of metal sample corrosion of the analytical grade (raw) HCl (87.3mls) in …
Published in Emerging Trends in Chemical Engineering · Vol. 10, Issue 1, 2023 · pp. 21–35 Read article
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Production of Glucose from Corn cobs using dilute sulfuric acid
Abstract: AbstractCorn cob, a waste residue of corn can be used as substrates for the production of reducing sugar (glucose). This research is aimed to study of the effect of acid concentration, time and temperature for a high yield of reducing sugar from Corn cob. A three-variable, three-level Box-Behnken design was used to develop a statistical model for the optimization of the process variables. The optimal hydrolysis situations that resulted in …
Published in Journal of Catalyst & Catalysis · Vol. 6, Issue 1, 2019 · pp. 21–27 Read article
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A Comparative Study of Neem Oil and Mahogany Oil as Corrosion Inhibitors for Mild Steel Exposed to Hydrochloric Acid
Abstract: Corrosion is essentially an oxidation process, wherein the oxidizing agent itself undergoes reduction due to the influence of corrosion agents like salt, air, or moisture. Metals and their alloys naturally tend to react spontaneously with their surroundings, leading to a detrimental impact on their mechanical and physical properties. This project aimed to evaluate the effectiveness of two different oils, namely neem oil and mahogany oil, as agents to prevent acid …
Published in Recent Trends in Fluid Mechanics · Vol. 10, Issue 2, 2023 · pp. 13–18 Read article
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Determining the Antimicrobial Activity of Lactic Acid Bacillus against Candida albicans
Abstract: Candida albicans is human commensal yeast that colonizes the gastrointestinal tract in over half of healthy individuals. Candida are almost universal in low numbers on healthy adult skin and C. albicans is part of the normal flora of the mucous membranes of the respiratory, gastrointestinal and female genital tracts. The present study was carried out to determine their antimicrobial and antagonistic effect against the Candida albicans. The Lactic Acid Bacillus …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 8, Issue 2, 2018 · pp. 1–5 Read article
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Antifungal Activity of Lactic Acid Cocci Isolated from Camel Milk
Abstract: This study examines the antifungal activity of lactic acid cocci isolated from camel milk against mold growth. After the isolation, purification, and characterization of lactic acid cocci, the screening of strains with antifungal activity was done by overlay and confrontation methods against Aspergillus fumigatus. These strains show strong activity. Antifungals were selected to study their inhibitory effect on liquid medium, evaluate their antifungal spectrum, and study the effect of their …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 12, Issue 1, 2022 · pp. 14–23 Read article
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Histotoxicity of Acid Orange 7 on organs of Fresh water fish Labeo rohita
Abstract: The present paper reports the histotoxic effects of Acid Orange 7, an azo dye on the tissues viz. gill, kidney and liver in major carp, Labeo rohita, fingerlings. The sublethal concentrations of the dye are responsible for the histopathological alterations in the target tissues. In the gills hyperplasia, epithelial lifting, hooked secondary gill lamellae, haemorrhage in the primary gill lamellae and erosion of secondary gill lamellae were seen. The kidney …
Published in Research and Reviews: A Journal of Toxicology · Vol. 1, Issue 1-3, 2011 · pp. 45–54 Read article