Results 31 to 40 of about 491,983 (173)

A COMPARATIVE STUDY ON THE CONCENTRATIONS OF TCMTB BASED FUNGICIDES IN LEATHER AND THEIR EFFECT ON MOULD RESISTANCE [PDF]

open access: yesAnnals of the University of Oradea: Fascicle of Textiles, Leatherwork, 2020
TCMTB (2-(thiocyanomethylthio)-benzothiazole), as a broad spectrum antifungal agent, has found a wide spread usage in processing of pickled, wet-blue and crust leathers and became one of the most used fungicides in leather although it suffered some ...
POLATDEMIR Erdogan Can   +2 more
doaj  

Multiple Response Optimization of a HPLC Method for Analyzing Resorcinol and 4-n-Butyl Resorcinol in Lipid Nanoparticles

open access: yesIndonesian Journal of Chemistry, 2021
Resorcinol and 4-n-butyl resorcinol have been used to improve skin health. However, these two compounds were unstable due to the oxidation process. Lipid nanoparticle formulation strategies were reported as the solution to overcome the stability problem ...
Rini Dwiastuti   +3 more
doaj   +1 more source

High-Performance Liquid Chromatography as a Novel Method for the Determination of α-Defensins in Synovial Fluid for Diagnosis of Orthopedic Infections

open access: yesDiagnostics, 2020
The α-defensins (AD) present in synovial fluid have been regarded as constituting the most accurate periprosthetic joint infection (PJI) biomarker.
Pavel Melicherčík   +5 more
doaj   +1 more source

Electrochemical Degradation of Methylene Blue Using Ce(IV) Ionic Mediator in the Presence of Ag(I) Ion Catalyst for Environmental Remediation [PDF]

open access: yesSains Malaysiana 2021, 2021
Methylene blue (MB) is often used in textile industries and is actively present in the wastewater runs-off. Recently, mediated electrochemical oxidation (MEO) offers a fast, reliable and promising results for environmental remediation. Thus, we aimed to evaluate the electro-degradation potential of MB by MEO using Ce(IV) ionic mediator. Furthermore, we
arxiv  

Synthesis, Characterization, and Modeling of Naphthyl-Terminated sp Carbon Chains: Dinaphthylpolyynes [PDF]

open access: yesJ. Phys. Chem. B 114, 14834 (2010), 2010
We report a combined study on the synthesis, spectroscopic characterization and theoretical modelling of a series of {\alpha},{\omega}-dinaphthylpolyynes. We synthesized this family of naphtyl-terminated sp carbon chains by reacting diiodoacetylene and 1-ethynylnaphthalene under the Cadiot-Chodkiewicz reaction conditions.
arxiv   +1 more source

Antioxidant capacity and characteristics of theaflavin catechins and ginger freeze-dried extract as affected by extraction techniques

open access: yesInternational Journal of Food Properties, 2021
The aim of current research was to determine the effect of different extraction techniques on the antioxidant capacity of green tea, black tea and ginger polyphenols. Initially, the raw materials were subjected to compositional analysis.
Ali Imran   +11 more
doaj   +1 more source

Relationship between metabolic and genomic diversity in sesame (Sesamum indicum L.) [PDF]

open access: yesBMC Genomics 9/250 (2008) 1-11, 2014
Background: Diversity estimates in cultivated plants provide a rationale for conservation strategies and support the selection of starting material for breeding programs. Diversity measures applied to crops usually have been limited to the assessment of genome polymorphism at the DNA level. Occasionally, selected morphological features are recorded and
arxiv   +1 more source

STABILITY-INDICATING HPLC METHOD FOR ISOFLAVONES AGLYCONES ANALYSIS FROM TRIFOLIUM PRATENSE L. EXTRACT

open access: yesDrug Analytical Research, 2020
The purpose of this study was to develop and validate a fast HPLC stability-indicating method for simultaneously quantifying the four main isoflavones in Trifolium pratense. Validation procedures followed the ICH requirements for complex matrices.
Simony Martiny   +4 more
doaj   +1 more source

Biochemical and Biotechnological Studies on Xylanase and β‐xylosidase Enzymes Produced by Trichoderma viride Under Solid State Fermentation

open access: yesJournal of Pure and Applied Microbiology, 2021
The current study concerns with enhancement of xylanase and β-xylosidase activities from lignocellulosic materials by soil derived fungi Trichoderma viride under solid state fermentation (SSF).
Ayman A. Farrag   +2 more
doaj   +1 more source

π-π Interaction-facilitated formation of interwoven trimeric cage-catenanes with topological chirality [PDF]

open access: yesarXiv, 2023
Catenanes as interlocked molecules with a nonplanar graph have gained increasing attention for their unique features such as topological chirality. To date, the majority of research in this field has been focusing on catenanes comprising monocyclic rings.
arxiv  

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