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348 articles for “amines”
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Effect of a Binary Amino Acid Chromium Complex on the Carbon Metabolism of Saccharomyces cerevisiae NCIM 3558
Abstract: In the present study, the difference in the growth rate of Saccharomyces cerevisiae strain NCIM 3558 in the presence of simple binary amino acid chromium complex glutamine chromium is analysed. It is observed for the first time that on complexation of an L-amino acid with trivalent chromium leads to a substantial increase in the rate of utilization of the carbon skeleton of an amino acid viz-a viz the free amino …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 7, Issue 2, 2017 · pp. 17–19 Read article
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Influence of Glyphosate and 2, 4 - D Amine Herbicides on Soil Metabolic Processes
Abstract: AbstractHerbicides when applied to soil remain persistent and may become toxic to microbial life when they exceed certain threshold of concentration. In this study, the influence of glyphosate and 2, 4 - D amine herbicides on soil metabolic processes was investigated. This study was done at herbicides concentrations of 0.1 %, 0.2 %, 0.5 %, 1 % and 5 % using the spraying method in two fields in Chukwuemeka Odumegwu …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 10, Issue 1, 2020 · pp. 1–11 Read article
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Comparative Analysis of Protein and Prediction of Amino Acids in Different Extracts of Local Spinach Leaves
Abstract: In this study, spinach leaves from the local source have been selected for its comparative analysis of protein concentrations using UV-Visible spectrophotometer in three different solvents viz. double distilled water (ddH2O), ethanol (C2H5OH), and methanol (CH3OH). Different amino acids in different solvents have also been predicted based on the peaks obtained at different wavelengths in UV-region and compared. For the solvent-extraction of spinach, the final spinach: solvent ratio was 1:20 …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 13, Issue 3, 2023 · pp. 15–20 Read article
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Synthesis and Characterization of Ether Containing Tetraglycidyl Epoxy Reinforced with Amine Functionalized Graphene Oxide (F-Go) and It’s Nanocomposites
Abstract: AbstractTGDDE matrix material along with functionalized graphene oxide (F-GO) as reinforcement was used to develop a unique skeletally modified tetra functional epoxy nanocomposites. Amine functionalization of graphene oxide nanoparticles (F-GO) on its surface was achieved by grafting 3-aminopropyltriethoxysilane (APTES) as coupling agent. The FT-IR spectrum revealed that the silane coupling agent was covalently bonded to the surface of graphene oxide nanoparticles, offering better dispersibility and compatibility with TGDDE epoxy matrix. …
Published in Journal of Polymer & Composites · Vol. 3, Issue 2, 2015 · pp. 39–51 Read article
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Synthesis, Characterization and Biological Activity: Co(II), Ni(II), Cu(II) and Zn(II) Complexes of Schiff Bases Derived from 4-Cyanobenzaldehye and 4-Amino-5-Mercapto-3-Methyl/Ethyl-1,2,4-triazoles
Abstract: Co(II), Ni(II), Cu(II) and Zn(II) complexes of bidentate Schiff bases derived from the condensation of 4-amino-5-mercapto-3-methyl-1,2,4-triazole and 4-amino-3-ethyl-5-mercapto-1,2,4-triazole with 4-cyanobenzaldehyde have been synthesized. The synthesized Schiff bases and their metal complexes were then characterized by elemental analysis, spectroscopic methods (IR, NMR, electronic spectra), magnetic moment measurement and thermogravimetric techniques. The electronic spectra and magnetic moment studies suggest octahedral geometry for Co(II), Ni(II) and Zn(II) complexes and square planar geometry for …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 5, Issue 2, 2014 · pp. 27–36 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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Design and Pinch Analysis of Mono-Isopropyl Amine Production Process Using Aspen Plus and Aspen Energy Analyzer
Abstract: This paper presents the design of Mono-isopropyl amine production process. Process flow diagram is designed with Aspen Plus user interface. Mono-isopropyl amine obtained is of purity 100% and the designed plant is safe to environment with less emissions. After the design of the process pinch analysis is applied for the entire process by using Aspen Energy analyzer. From the extracted data using Aspen Energy Analyzer a HEN (Heat Exchanger Network) …
Published in Emerging Trends in Chemical Engineering · Vol. 1, Issue 3, 2014 · pp. 15–24 Read article
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Design and Construction of Solar Still-Solar Water Heater Hybrid for Small Scale Application
Abstract: AbstractSolar still-solar water heater hybrid for small scale application has been designed and constructed and tested in this study. The construction began with designing and developing isolated units of single-slope solar still, solar water heater and water storage tank separately. These were then coupled together to form the hybrid system. To test its efficacy, the hybrid was subjected to perform distillation alongside a conventional type single-slope solar still of the …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 8, Issue 2, 2017 · pp. 11–16 Read article
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Ternary Amino Acid Metal Complexes: Structure and Role in Yeast Metabolism
Abstract: Two ternary complexes designated as Ter1 and Ter2 were synthesized using minimal optimal methods wherein two separate amino acid ligands L-phenylalanine and L-lysine were mixed with chromium sulphate hexahydrate designated as Cr3+ and two routes were designed for the synthesis of both the complexes. For the synthesis of Ter1 L-phenylalnine was reacted with Cr3+ which was in turn reacted with L-lysine and for the synthesis Ter2 the reverse procedure was …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 4, Issue 3, 2014 · pp. 17–22 Read article
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Synthesis of Zeolite Y-Encapsulated Copper(II) Complexes with Aminobenzonitriles and Carbonitriles by Flexible Ligand Method
Abstract: Zeolite Y encapsulated copper(II) sulphate complexes with 2-, 3- and 4- aminobenzonitrile and carbonitrile have been prepared by flexible ligand synthesis method. Complexes are characterized by magnetic susceptibility, infra-red and electronic spectral techniques. The data clearly suggests the presence of metal complexes in zeolite matrix.
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 41–52 Read article
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Ferrocenium Ion Encapsulated Montmorillonite Clay as a Voltammetric Sensor for Distinguishing Amino Acids Glycine and Alanine
Abstract: Detection and determination of small bio-molecules and metal ions are of great importance for diagnosis of a number of diseases and understanding environmental pollution leading to extensive research on development of sensors. Among different sensors, electrochemical sensors are unique because of simplicity, low cost, easy maintenance and easy in vivo applications. Voltammetric sensor, one of the major constituents of electrochemical sensors, is essentially a surface modified working electrode (WE). The …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 9, Issue 1, 2018 · pp. 8–11 Read article
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Assessment of Hepatic Damage in Labeo rohita (Hamilton, 1822) Exposed to Azo dye C. I. Direct Green 6
Abstract: Textile industries are one of the major backbones of Indian economy. They are the major reason for contamination of water bodies and their toxicity to ecosystem is an alarming environmental issue. The present study was designed to evaluate the hepatotoxic effects of C.I. Direct Green 6 (DG 6), a commercially used textile azo dye on Labeo rohita fingerlings. For this, L. rohita fingerlings were exposed to three sublethal concentrations (2.5, …
Published in Research and Reviews : Journal of Veterinary Science and Technology · pp. 1–8 Read article
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Impact of Therapeutics on Carbapenem-Resistant Acinetobacter baumannii
Abstract: Acinetobacter baumannii, a formidable pathogen in healthcare settings, poses a significant threat due to its propensity to cause nosocomial infections. This bacterium exhibits several attributes that enable it to evade the human body's natural defenses. A. baumannii's remarkable adaptability is highlighted by its ease in acquiring antibiotic resistance determinants, rendering it challenging to treat. Its ability to thrive in hospital environments underscores the urgent need for stringent infection control practices …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 14, Issue 2, 2024 · pp. 1–11 Read article
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Live Epidemiological Tracking of COVID-19 in Senegalese Participants of the Hajj
Abstract: Background: Since the COVID-19 outbreak, global efforts have focused on controlling the disease. However, intense cross border movements pose a risk for the emergence of new SARS-CoV-2 strains. A recent example is the detection of cases among the 2024 Senegalese pilgrims returning from Mecca, Saudi Arabia. Investigations of these cases have revealed genomic evolution of the virus. The lack of surveillance may lead to the emergence of high-threat strains. This …
Published in Recent Trends in Infectious Diseases · Vol. 2, Issue 2, 2025 · pp. 8–16 Read article
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Synthesis and Characterization of Co(II), Ni(II), Cu(II) and Zn(II) Complexes with Schiff Bases Derived from 3-Substituted-4-Amino-5-Mercapto-1,2,4-Triazoles and Ethylvanillin
Abstract: Normal 0 false false false MicrosoftInternetExplorer4 Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 The synthesis and structural characterization of two novel compounds, 4-(3-ethoxy-4-hydroxybenzylideneamino)-3-methyl-5-mercapto-s-triazole and 3-ethyl-4-(3-ethoxy-4-hydroxybenzylideneamino)-5-mercapto-s-triazole and their Co(II), Ni(II), Cu(II), Zn(II) complexes in 1:1 and 1:2 molar ratio have been described with the help of different techniques like IR, 1H-NMR, magnetic moment, electronic spectra, thermal and XRD studies. The Schiff bases are coordinated to metal ion through S …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 4, Issue 2, 2013 · pp. 19–25 Read article
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Drawbacks of the Water Monitoring System
Abstract: Water quality stands as a paramount determinant influencing human existence. Purity tests for the water must often be performed immediately. There will need to be testing at multiple locations if the area to be studied is large. If the geographical area under consideration is extensive or large, testing will need to take place at multiple locations within that area. Continual assessments of the water's quality will be difficult and time-consuming. …
Published in Journal of Water Pollution & Purification Research · Vol. 10, Issue 1, 2023 · pp. 14–21 Read article
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Molecular Transport Kinetics of Non-Polar Solvents Through AGNP Filled EPDM Elastomeric Composites
Abstract: EPDM Based rubber composites can be used in tank and pipe lining works. In these applications one of the major requirements is that the composite must have good fluid permeability and chemical degradation resistances in their working environment. In order to enhance the performance of EPDM rubber to suit these applications, scientists and engineers are trying to develop novel nanocomposites by incorporating nano fillers. In the present work, to ensure …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 993–1006 Read article
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Proteins: Structure, Functions, Sources, Types, Advantages and Biological Importance
Abstract: Proteins are essential biological macromolecules composed of amino acids linked by peptide bonds and folded into specific three-dimensional structures. Their structural organization is closely associated with their biological functions, including structural support, catalysis, transport, regulation, defense, movement and storage. This review summarizes the basic features of proteins, including amino-acid composition, levels of structural organization, classification, major biological functions and important dietary sources. It also discusses the relationship between amino-acid sequence, …
Published in International Journal of Biochemistry and Biomolecule Research · Vol. 4, Issue 2, 2026 Read article
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Exploring Chicken Sternal Cartilage as an Alternative Source of Bioactive Protein Hydrolysates
Abstract: There is a growing concern on the correct use and dispose of the by-products of the food industry, and chicken slaughterhouse, such as cartilage, combs, and wattles may be strong candidates as a protein source for bioactive peptides, however it is crucial to understand how the proteolysis process may affect the peptide profile and their bioactivity. The objective of this work was to obtain protein hydrolysates from chicken sternal cartilage …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 14, Issue 3, 2025 · pp. 15–28 Read article
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Toxicological and Pharmacological Effect of Khadirarista in Animal Model
Abstract: AbstractThe objective of this study is to investigate the toxicological and pharmacological aspects of the popular Ayurvedic preparation Khadirarista (KDR). Khadirarista was administered orally to male albino rat. After 46 days of treatment period, animals were fasted for 18 h after the last administration. Biochemical studies including; total protein, serum albumin, blood urea nitrogen, bilirubin, creatinine, aspartate aminotransferase, alanine aminotransferase and alkaline phosphatase were conducted. Triglyceride and creatinine levels were …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 2, Issue 2, 2013 · pp. 61–67 Read article