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1041
Total Phenolic Content and Antioxidant Activity of Different Extracts of Aronia melanocarpa L. Fruit
Published 2024-01-01“…By using the 1,1-diphenyl-2-picrylhydrazyl (DPPH), iron ion reducing antioxidant power (FRAP), and Cu2+ ion reducing (CUPRAC) techniques, antioxidant activities were assessed. To calculate the extracts’ equivalent antioxidant capacity, different reference sample concentrations ranging from 125 to 500 g/mL were prepared.Results: Both ethanol and methanol aronia extracts showed the highest phenolic component at a concentration of 500 µL/mL. …”
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1042
Synthesis new heterocyclic compounds derived from 2-aminobenzothiazole and assessing their biological activities
Published 2024-01-01“…The structure of prepared compounds were characterized by 1H-NMR, FT-IR techniques and their biological activity was assessed.…”
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1043
Antibacterial activity of reduced graphene-silver oxide nanocomposite against gram-negative bacteria
Published 2024-12-01“…The findings demonstrate that the antibacterial activities of Pseudomonas sp., and E. coli were improved by graphene-based nanomaterials, which may be used for various biomedical techniques.…”
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1044
Comparison of Two DNA Labeling Dyes Commonly Used to Detect Metabolically Active Bacteria
Published 2025-04-01“…Advances in next-generation sequencing techniques have improved bacterial identification, but these DNA-based methods cannot distinguish live bacteria from relic DNA. …”
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1045
Preparation and characterization of active packaging film containing chitosan/gelatin/brassica crude extract
Published 2025-02-01“…The resulting active films were characterized through various techniques, including X-ray diffraction (XRD), scanning electron microscope (SEM), Fourier transform infrared (FT-IR) spectroscopy, and light transmittance (T%), opacity, water solubility (WS), water vapour transmittance rate (WVTR), oxygen permeability (OP), mechanical properties, and antioxidant and antimicrobial properties. …”
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1046
Study of the Catalytic Activity of the Compounds Hydrotalcite Type Treated by Microwave in the Self-Condensation of Acetone
Published 2021-01-01“…Also, these catalysts were tested in the self-condensation reaction of acetone at 273 K in the liquid phase without solvent, a reaction which requires very high catalytic activity. …”
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1047
Methylated Flavonols from Amomum koenigii J.F.Gmel. and Their Antimicrobial and Antioxidant Activities
Published 2020-01-01“…(Zingiberaceae). Their structures were determined by MS, NMR, and X-ray spectroscopic techniques. …”
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1048
Multiomics analysis reveals microbial diversity and activity through spontaneous fermentation of Theobroma cacao
Published 2024-12-01“…In addition to the known microorganisms involved in fermentation, such as Saccharomyces, Lactobacillus and Acetobacter, novel genera were also metabolically active, including Microvirga, Inquilinus, Candolleomyces and Lasiodiplodia.. …”
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1049
Business Models Selection for Active Enterprises in Mobile Internet Sector in Iran Using AHP
Published 2012-12-01Get full text
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1050
Sensor-Based Automatic Recognition of Construction Worker Activities Using Deep Learning Network
Published 2025-06-01“…This study is motivated by the need to accurately recognise construction worker activities in labour-intensive environments, leveraging deep learning (DL) techniques to enhance operational efficiency. …”
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1051
Predictive Modeling of Phenolic Adsorption from Yerba Mate Extract on Commercial Activated Carbon
Published 2025-07-01“…Rich in these compounds, yerba mate shows promise for antioxidant extraction. Adsorption techniques, particularly using commercial activated carbon (CAC) with high surface area and porosity, are critical for isolating such compounds. …”
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1052
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1053
A COMPARATIVE STUDY OF NUMISMATIC EVIDENCES ASSOCIATED TO MINING ACTIVITIES IN PARTHIAN AND SELEUCID DYNASTIES
Published 2020-07-01“…Since coin was a symbol of the sovereignty of rulers and an indicator of the economic power of ancient civilizations, silver mining was probably one of the main activities of the ancient craftsmen. </p><p>The main aim of this research is to investigate the conditions surrounding, and the techniques used for, extraction of silver from different mines during the reign of Alexander of Macedon, Seleucid rulers (336-129 BC), and Parthian kings (247 BC-224 AD). …”
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1054
Synthesis and Characterization of Grafted Chitosan Blending with Polyvinyl alcohol / Nanocomposite and Study Biological Activity
Published 2023-10-01“…The synthesized polymers were identified via spectral analysis techniques, including FTIR , 1H-NMR and scanning electron microscope (SEM). …”
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1055
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1056
Improving the water resistance of gypsum-based building materials with slag activated by calcium oxide
Published 2024-12-01“…In this paper, calcium oxide and slag were added to building gypsum to study the effect of calcium oxide alkali activation of slag on the water resistance of building gypsum. …”
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1057
Inhibitory mechanism on tyrosinase activity of flavonoids from flower buds of Sophora japonica L
Published 2024-10-01“…Further analysis, including partial least squares regression coefficient analysis and grey correlation analysis, regarded kaempferol, isorhamnetin, and quercetin as the compounds with significant tyrosinase inhibitory activities. To understand the inhibition mechanism of tyrosinase activity, various analytical techniques such as enzymatic kinetic analysis, fluorescence quenching, circular dichroism (CD), molecular docking, and molecular dynamics simulation were employed. …”
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1058
Layer-by-Layer Assembly and Photocatalytic Activity of Titania Nanosheets on Coal Fly Ash Microspheres
Published 2014-01-01“…In order to address the problem with titania distribution and recovery, series of Ti0.91O2/CFA photocatalysts (Ti0.91O2/CFA-n, n=2,4,6, and 8) were fabricated by assembling Ti0.91O2 nanosheets on coal fly ash (CFA) microspheres via the layer-by-layer assembly (LBLA) process and characterized by scanning electron microscopy (SEM), X-ray diffraction analysis (XRD), N2-sorption, and ultraviolet-visible absorption (UV-vis) techniques. …”
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1059
Drug delivery and anticancer activity of biosynthesised mesoporous Fe2O3 nanoparticles
Published 2022-05-01Get full text
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1060
Carbachol-Induced Reduction in the Activity of Adult Male Zebra Finch RA Projection Neurons
Published 2016-01-01“…In the present study, the electrophysiological effects of carbachol, a nonselective cholinergic receptor agonist, were investigated on the RA projection neurons of adult male zebra finches through whole-cell patch-clamp techniques in vitro. …”
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