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760 articles for “Acidic (A)”
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Toxicology-Focused Development and Validation of an RP-HPLC Technique for Quantifying Bempefoic Acid and Rosuvastatin in a Fixed-Dose Combination
Abstract: A straightforward, precise method was developed to simultaneously assess Bempedoic acid and Rosuvastatin in both bulk and tablet forms. Utilizing a DIKMA Spursil C18 column (4.6 mm x 250 mm, 3.0 μm), chromatography was conducted with a mobile phase comprising 30% phosphate buffer and 70% acetonitrile, flowing at 1 ml/min. Operating at ambient temperature, the optimized wavelength for detection was set at 240 nm, revealing retention times of 4.418 min …
Published in Research and Reviews: A Journal of Toxicology · Vol. 14, Issue 2, 2024 · pp. 1–9 Read article
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Synthesis and Characterization of pH-Sensitive Poly (N-isopropylacrylamide-co-acrylic Acid) Hydrogels for Controlled Release of Doxorubicin
Abstract: pH-responsive polymeric hydrogels have attracted significant attention as intelligent biomaterials for site-specific and controlled drug delivery in cancer therapy due to their ability to respond to the acidic tumor microenvironment. In the present study, poly (N-isopropylacrylamide-co-acrylic acid) [P(NIPAM-co-AAc)] hydrogels were synthesized via free radical copolymerization and systematically characterized to evaluate their suitability for controlled delivery of doxorubicin, a widely used chemotherapeutic agent. The copolymer hydrogels were prepared using N-isopropylacrylamide and …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 449–458 Read article
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REVIEW ON FERULIC ACID IN COSMACEUTICALS
Abstract: Ferulic acid is low in toxicity and possesses a variety of physiological qualities, including anti- inflammatory, antioxidant, antibacterial, anticancer, and antidiabetic effects. Science has demonstrated that ferulic acid, a potent antioxidant, has beneficial benefits on skin care. In addition to preventing pigmentation and whitening the skin, ferulic acid also prevents acne. Ferulic acid which is a strong natural antioxidant is necessary in protecting the skin against oxidative stress caused by …
Published in Recent Trends in Cosmetics · Vol. 3, Issue 1, 2026 · pp. 13–20 Read article
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Isotherm and Kinetic Studies of Methylene Blue Dye Adsorption Using Sulfuric Acid Activated Nigerian Montmorillonite Clay
Abstract: The Presence of methylene blue and other basic dyes in water causes various harmful effects for both human and aquatic species. In this study, montmorillonite clay in its raw and acid (0.5M H2SO4) activated states were investigated for the sorption of methylene blue dye. The structural changes due to acid treatment were analyzed by X-ray diffraction (XRD) and scanning electron microscope (SEM). The studied parameters that affect adsorption efficiency were …
Published in Journal of Catalyst & Catalysis · Vol. 7, Issue 2, 2020 · pp. 37–47 Read article
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Predicting Rate Equation for the Synthesis of Octadec-9-Enoic Acid Methyl Esters by the Methanolysis of Pongamia Pinnata Triglycerides Using Sono Reactor
Abstract: In the present work, octadec-9-enoic acid methyl esters are synthesized from pongamia pinnata oil using methanolysis in sono reactor. The rate equation is predicted for the methanolysis reaction. The produced methyl esters from pongamia pinnata oil confirmed to ASTM D6751 standards. Fourier Transform Infrared Analysis and Gas Chromatography Mass Spectrometry were used to characterise the methyl esters. The rate is dependent greatly on methanol concentration, and then on catalyst concentration …
Published in Journal of Polymer & Composites · Vol. 9, Issue 3, 2021 · pp. 45–55 Read article
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Utilization of Bentonite Clay Coupled with Potash for the Synthesis of Octadec-9-Enoic Acid Methyl Esters of Pongamia Pinnatatriglycerides
Abstract: Due to the ever increasing human population worldwide, especially in the developing countries across the world; renewable energy sources are in the primary focus of the scientists and researchers. In addition, the depletion of the reserves of the fossil fuels along with the increased consumption of the available reserves has led to wide spread global unrest. Complementing the above, there are significant environmental problems namely global warming due to increased …
Published in Journal of Polymer & Composites · Vol. 10, Issue 2, 2022 · pp. 72–78 Read article
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The Effect of the Treatment by Combining Hyaluronic Acid (HA) Filler and Botulinum Toxin A (BTX-A) on the Upper Face
Abstract: Context: Recently, more people have better aesthetic satisfactions with the application of various treatment methods. Especially, development of botulinum toxins and facial fillers provide patients having folds with new hopes. Aims: We studied to clarify the aesthetic effect of the treatment by combining the injectable hyaluronic acid (HA) and botulinum toxin A (BTX-A). Setting and designs: 115 patients complaining about folds in foreheads, glabellars, and lateral periorbital regions were selected. …
Published in Research and Reviews : Journal of Surgery · Vol. 11, Issue 1, 2022 · pp. 34–40 Read article
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Ameliorating Effect of Vitamin C on Acid Orange 7 Induced Oxidative Stress in the Gill of the Fish, Anabas testudineus (Bloch, 1792)
Abstract: Acid orange 7, an azo dye, was exposed to Anabas testudineus at a sublethal concentration (0.27 g/l) for 24, 72 and 96 h in order to evaluate the antioxidant status in the gill tissue. In addition, vitamin C at 0.55 g/l was exposed for 7 days after the dye exposure. Acid orange 7 decreased the body weight of fish, whereas mucous deposition increased significantly as the first line of defensive …
Published in Research and Reviews: A Journal of Toxicology · Vol. 8, Issue 3, 2018 · pp. 15–27 Read article
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Model to Predict a Ratio Control of Hydrocarbon Acid and Water in a Packed Bed Reactor
Abstract: Model development was carried out to examine the ratio of hydrochloric acid gas and water in a packed bed reactor. The research predicted increase in output with increase in time, revealing the effectiveness ratio control of hydrochloric acid separation from water using absorption column mechanism. The density of the products played an active role in the separation process as well as in control action function. The developed model can be …
Published in Emerging Trends in Chemical Engineering Read article
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Recent Advances in Transition Metal Complexes with Phenyl Acetic Acid and Pseudo Halogen: Synthesis, Characterization and Applications
Abstract: A well established strategy is to introduce a biologically relevant organic molecule in coordination sphere of transition metal complexes to increase the selectivity and biocompatibility. Phenylacetic acid (PAA), an organic molecule with a phenyl functional group and a carboxylic acid functional group, is a phenylalanine that is generated from the naturally occurring auxin, which is extensively present in plants. The most promising outcomes in the battle against cancer and microbes …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 68–78 Read article
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Omega-3 Fatty Acids and Brainpower: The Role of Seafood Consumption
Abstract: The following article talks about the strong link between eating seafood and brain health, focusing on the role of omega-3 fatty acids, especially eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), in supporting brain development, function, and longevity. The article uses new research to show how these important polyunsaturated fatty acids help the brain in ways like memory, learning, focus, and attention. It also reduces the chance of developing dementia, Alzheimer's, …
Published in International Journal of Brain Sciences · Vol. 2, Issue 1, 2025 · pp. 15–29 Read article
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Comparative Adsorption Studies on Raw Rice Husk, Acid Leached Rice Husk and Base Leached Rice Husk by Using Methylene Blue as Dye
Abstract: Current methods for removing dyes from wastewaters are costly and cannot effectively be used to treat wide range of such wastewaters. This work describes the use of raw rice husk (RRH), acid-leached rice husk (ALRH) and base-leached rice husk (BLRH) as adsorbents for decolorization. Characterization of raw rice was done by powder X-ray diffraction (P-XRD) analysis, surface area analysis and scanning electron microscopy. Raw rice husk was collected directly from …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 1, 2015 · pp. 32–39 Read article
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Effect of Ta2O5 as a Support in Phosphotungstic Acid Catalysts for Vapor Phase Dehydration of Glycerol to Acrolein
Abstract: The Ta2O5 supported phosphotungstic acid (HPA) catalysts were investigated for vapor phase dehydration of glycerol to acrolein and materials were synthesized by impregnation method. The above HPA catalysts were characterized by Raman spectroscopy to identify the Keggin ion and temperature programmed desorption of ammonia to explore the acidity of the catalysts. The findings of Raman spectra shows that the Keggin ion of heteropolyacid intact with support. NH3-TPD results confirm that …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 3, 2015 · pp. 1–6 Read article
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Effect of Air Pollution on the Carotenoids and Ascorbic Acid Content in Different Medicinal and Non-medicinal Plants
Abstract: AbstractDay by day increasing of vehicles has greater impact on the environment. Due to large population, automobiles and machines there is increase in air pollution. Large number of pollutants is released in ambient environment, damaging the quality of medicinal and non-medicinal plants. To study the effect of pollution on the carotenoid and ascorbic acid content in medicinal and non-medicinal plants we took six sampling sites: medical college, Tejgarhi, Hapur stand, …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 8, Issue 2, 2018 · pp. 7–11 Read article
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Productivity of Hydraulically Fractured Calcite Rich Shale Reservoirs Enhanced by Acid
Abstract: The current low oil prices have highlighted the need for enhancement to current production from shale formations. Prolonging the production life and increasing productivity of the fracture network in the shale plays can be a way to improve the economics. Many shale wells, drilled and completed based on current completion strategies, show sharp decline after initial flash production. One of the reasons behind this can be attributed to closure of …
Published in Journal of Petroleum Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 54–68 Read article
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Adherence Level to Iron Folic Acid Supplementation and Associated Factors among Pregnant Women in Mekele City, Tigray, Ethiopia
Abstract: The aim of this study was to assess the adherence level to iron folic acid supplementation and its associated factors among pregnant women. Relation of explanatory variables with adherence levels was examined using bivariate analysis without adjusting the effect of other factors. Finally, logistic regression was conducted to see the net effect of each variable by adjusting to the rest of the variables. Adherence level in this study was 59.8%. …
Published in Journal of Nursing Science & Practice · Vol. 6, Issue 2, 2016 · pp. 13–20 Read article
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Internal Resorption in the Dentin-Pulpal Complex: An Etiological Link to the Metabolic Acidosis of Diabetes
Abstract: The etiology of internal resorption is not by bacteria or caries but most likely initiated from chronic pulpal inflammation (i.e., chronic pulpitis) following intrusive injury to the dental pulp by one or more of the following means: (1) Traumatic injury (i.e., the most likely etiology) which often involves the oral cavity and teeth. (2) Chemical injury may be by elevated dose fluoride use or from caustic products used in bleaching. …
Published in Research and Reviews: A Journal of Dentistry · Vol. 6, Issue 2, 2015 · pp. 1–6 Read article
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Turning the Properties of Wastes Paper-Derived Cellulose Nanocrystals for Enhanced Erythromycin Adsorption
Abstract: This study explores the modification, characterization, and adsorption performance of waste paper-derived cellulose nanocrystals (CNCs) for the removal of erythromycin from aqueous solutions. CNCs were modified using organic acid, inorganic acid, and base treatments, and their structural changes were evaluated using FTIR, XRD, and BET analysis. FTIR confirmed the introduction of carboxyl and hydroxyl groups in acid-treated CNCs and deprotonation effects in base-treated CNCs. XRD analysis revealed that organic acid …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 1, 2026 · pp. 1–24 Read article
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Analysis of benzoic acid in fruit juice and some soft drinks in Benghazi market by UV- spectrophotometric method
Abstract: The utilization of preservative substances is extensive in various industries, with particular prominence in the food industry. In this study, we investigated the estimate of benzoic acid as a preservative substance, which is widely used to preserve juices and carbonated beverages. Fifteen samples were collected from some markets in Benghazi . The spectrophotometer was utilized to take measurements at a wavelength of 228nm The pH value was measured using a …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 15, Issue 1, 2024 · pp. 75–80 Read article
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Development of Formulation for Dry Powder Inhalation of Amino Acids Aimed at Smoking Cessation: A Biomedical Perspective
Abstract: This study aims to develop an effective and compliant therapy targeting the lungs through the strategic utilization of amino acids, which play a crucial role in modulating mood and behavior during activities like smoking. L-Tryptophan and L-Tyrosine were finely micronized within the 2–4 µm range, with lactose serving as a carrier, to create a dry powder inhalation formulation. The combination of these amino acids is anticipated to elicit a synergistic …
Published in International Journal of Biomedical Innovations and Engineering · Vol. 2, Issue 2, 2024 · pp. 18–36 Read article