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Journal of Pure and Applied Chemistry Research
ISSN 2302-4690 · University of Brawijaya · 293 artikel di indeks
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Artikel Jurnal
Medicinal and Agrochemical Plants Used by Tanzanian Tribes: A PRISMA-Based Systematic Review of Ethnobotanical Knowledge, Phytochemistry, and Functional Applications
Medicinal plants remain central to healthcare and crop protection across Tanzania, yet the evidence supporting their use is scattered across tribes, regions, and disciplines. This review systematically synthesizes the ethnobotanical, phytochemical, pharmacological, and agrochemical literature on…
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Chemical composition of Organic Extract and Floral Volatile Profiles of Plumeria rubra and P. albaFlowers from Bali, Indonesia
Plumeria rubraand P. alba(Family: Apocynaceae) are aromatic tropical plants widely cultivated for ornamental purposes.In Bali used as keycomponent of traditional Hindu offerings. Despite their cultural and horticultural significance, the volatile chemistry of Indonesian-grown Plumeriaflowers has…
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Electrophotocatalysis of Coconut Water Waste for Green Hydrogen Production Using Copper Electrode Coated with Zn3(PO4)2-Red Dragon Fruit Skin Extract Nanocomposites
The growing energy crisis necessitates renewable and eco-friendly alternative such as green hydrogen. Herein, a Zn3(PO4)2-red dragon fruit peel extract (ZP-DF) nanocomposite was evaluated for green hydrogen production from coconut water waste via electro-photocatalysis. UV-Vis spectroscopy revealed…
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Extraction, Colour Stability, and Antioxidant Activityof Anthocyanins from Binahong Fruits (Anredera cordifolia) for Natural Lipstick Colorants
Rising demand fornatural colorants,coupled with health concerns over synthetic dyessuch as Red K3 and Red K10, motivates the development of plant-based alternatives for cosmetics applications. Here, we formulated lipstick incorporating anthocyanins extracted from Binahong (Anredera cordifolia)…
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Comparative Analysis of Flavonoid Content and DPPH Antioxidant Activity of Black Soybean (Glycine soja) Extract and Its Solvent Fractions
Free radicals are known contributors to various degenerative diseases, highlighting the importance of antioxidants in mitigating their harmful effects. Black soybean seeds (Glycine soja) are acknowledged for their antioxidant properties attributed to flavonoid components. The purpose of this work…
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Optimization of Microwave-Assisted Extraction of Total Phenolic Content from Arabica Coffee Leaves Using Box-Behnken Design
Coffee leaves, which are waste products from coffee pruning, can be used as a source of natural phenolics. This study aims to optimize the extraction process of total phenolic content (TPC) from Arabica coffee leaves using the Microwave-Assisted Extraction (MAE) method, employing the Box–Behnken…
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GC-MS Profiling, Antibacterial Activity of Euodia hortensisLeaf Essential Oil: An Integrated In Vitroand In SilicoAnalysis
The increasing resistance of acne-associated bacteria necessitates the exploration of alternative antibacterial agents from natural sources. This study evaluated the antibacterial potential of Euodia hortensisleaf essential oil against Cutibacterium acnesand Staphylococcus aureususing an integrated…
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In silico Study of Bioactivity and Potential of Small Molecules from Manalagi Apple (Malus sylvestris L. Mill.) as Inhibitors of Trimethylamine-N-Oxide (TMAO) Precursors
Targeting the precursors of trimethylamine-N-oxide(TMAO), such as choline, betaine, and enzymes produced by the FMO3 gene, through natural compounds may reduce risk factors such as cardiovascular and metabolic diseases. Protein precursors involved in high TMAO level production include cntA, CUTC…
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Development of a Renewable Keratin-Based Adsorbent from Chicken Feather Waste for Cu(II), Zn(II), and Cd(II) Removal
Development of keratin as an alternative of renewable adsorbent for metal ions is reported here. The keratin was isolated from sulfitolysischicken feather waste using several concentrations of sodium sulfide. The isolated keratin was characterised by FTIR, SEM-EDX, and TGA. A batch-adsorption study…
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Molecular Dynamics Simulation of Heparin 8 and 12 Saccharides With 2S Sulfation Pattern and 1C4 Iduronate Conformation To FGF2-FGFR1 Ternary Complex As EnvironmentallyFriendly Anticancer Drug Candidate Discovery
Heparin is a linear polysaccharide composed of repeating 1–4 linked units of iduronic acid and glucosamine and is widely used as an anticoagulant drug.This paper reports characteristicsofthree-dimensional structural changes and stability of the FGF2–FGFR1 ternary complex in the presence of heparin…
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Enhancing Cellulose-Gelatin Film Properties for Wound Dressings Application: The Role of Ultrasonic-Assisted Pretreatment
This study aims to enhance the cellulose-gelatin film properties using ultrasonic-assisted pretreatment for wound dressing applications. The film is made from cellulose isolated from avocado seed waste, composited with gelatin, and applied citric acid as acrosslinker and antimicrobial agent. The…
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AFlavonoid Rhamnoside fromtheSeedsof Nephelium lappaceumLinn. (Rambutan)
Nephelium lappaceumL. (Rambutan)is a renowned seasonal fruit in Southeast Asia and has been cultivated for centuries in tropical regions. Research on the phytochemicals of this plant arescarce. Rambutan seeds are known to containphenolics and flavonoids as the primary constituents. Unfortunately…
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Optimization of Microwave-Assisted Synthesis Method for N-doped Carbon Dots (CDs) from Citronella Grass Oil Distillation Solid Waste and Its Antifungal Properties
Carbon dots (CDs) are promising materials with unique optical and chemical properties, although their synthesis often involves harsh conditions and extended processing times. Microwave-assisted synthesis (MAS) offers a more efficient approach, especially when using renewable carbon sources…
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Crystal Structureand Microstructural Growth of Gd(III)benzenetricarboxylicMetal Organic Framework (MOF)Under Facile Sonochemical Synthesis
Gadolinium is one of the rare earth elementswhich has high magnetic susceptibility due to its 7 unpaired 4f electrons(8 μB). This magnetic susceptibility can induce both T1and T2relaxation in tissue where Gd substance accumulated,therefore can affect the signal of Magnetic Resonance Imaging…
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Utilization of Nanosilver as An Antifungal to Commercialize Nanomaterial Preservatives
Nanosilver is a silver-basedmaterial with a particle size of less than 100 nm. This study aimedto evaluatethe antifungal ability of nanosilver used ina preservative in cosmetic and beverage preparations. The synthesis of nanosilver in this study produced particle with a sphericalmorphologyand…
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Activated Bamboo Charcoal by ZnCl2 as Remazol Yellow FG Adsorbent: Isotherm, Kinetic, and Thermodynamic Studies
This study aimed to determine the isotherm, kinetics, and thermodynamics of Remazol Yellow FG adsorption by ZnCl2-activated bamboo charcoal. The research began with preparing activated charcoal from bamboo stems using ZnCl2, and then the quality was characterized according to the SNI. The…
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Artikel Jurnal
Evaluation of Bioactive Compounds, Release Profiles, and Toxicity Test from Microcapsules Containing R. tuberosa L. Extracts Utilizing Gum Arabic
This study is essential to analyze the toxicity and release of bioactive compounds in R. tuberosa L. extract microcapsules coated with gum Arabic and to provide information on the use of microcapsules as a drug delivery system with controlled release of active ingredients. Investigations focused on…
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Phytochemical screening, investigation of the antisalmonella, antishigella, and antioxidant properties of the leaves of Rauvolfia vomitoria Afzel.
Rauvolfia vomitoria is a plant acclimatized in Benin - Africa that people use to treat several illnesses such as malaria, cough, typhoid fever, madness, toothache, diabetes, and nausea. The most used organs are leaves, stems, and roots. Thus, the purpose of this work is to contribute to the…
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Artikel Jurnal
Effect of Different Treatments During Synthesis on Physical and Chemical Properties of Bacterial Cellulose/Chitosan Composite Film
Bacterial cellulose (BC) and chitosan (Chi) are biopolymers that play a vital role in various industrial applications due to their unique properties, such as biodegradability, biocompatibility, flexibility, and excellent physical properties. Combined, these two materials can create composites with…
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Alternative Techniques for Animal Fat Authentication Based on Microscopic Crystal Pattern and Fatty Acid Composition Using Gas Chromatography-Mass Spectrometry (GC-MS)
Fat authentication is strongly required for the reason of religious food ethics, human health, and preferences. This research reported two simple techniques approach for recognizing fat based on the character of microscopic and physicochemical properties of fat extractedusing different polarity…