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1850 articles for “extractants”
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Phytoconstituents of Ziziphus nummularia (Burm. f.) Wight & Arn. Leaves Extracts Using GC-MS Spectroscopy
Abstract: The genus Ziziphus (Rhamnaceae) species are examples of multipurpose plants with great potential for ethnomedicinal use. The analysis and extraction of plant material play an important role in the development, modernization and quality control of herbal formulations. Gas chromatography and Mass spectroscopy (GC-MS) techniques have become a sophisticated means for analysis of various compounds. The phytoconstituents from n-hexane and 70% ethanol leaves extracts of Ziziphus nummularia (Burm. f.) Wight & …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 9, Issue 1, 2019 · pp. 109–118 Read article
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Extraction and Identification of Active Components from Herbs for their Characterization towards Prevention of Poly-cystic Ovary Syndrome
Abstract: Polycystic ovary syndrome (PCOS) is a common gynecological endocrine disorder that causes reproductive and metabolic disturbances. It is more common in females who have obesity and in some females it can also be a genetic disorder. PCOS can be treated by allopathic medicines but they have number of side effects in women like acne and menstrual irregularity. From thousands of years, plants have become a source of medicinal agents without …
Published in Research & Reviews : Journal of Herbal Science · Vol. 11, Issue 3, 2022 · pp. 33–39 Read article
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Antioxidant activity of Passiflora foetida leaf extracts and silver nanoparticles in diabetic induced rats
Abstract: The anti-oxidant system present in our body prevents against the free radicals. Anti-oxidants were glutathione peroxidise,serum catalase,vitamin E, ascorbic acid and superoxide. In our study the plant extract of Passiflora foetidae were used to estimate the antioxidant levels in diet-induced diabetic rats. The mean of glutathione peroxide of normal rats was 92.98±1.65. "The mean of diet-induced diabetic rats was 152.50 ± 1.92*. Diabetic rats treated with sitagliptin and vildagliptin had …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 14, Issue 1, 2024 · pp. 10–16 Read article
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The Efficacy of Fig Extract on Some Candida spp.
Abstract: The study was conducted in Al-Amin Laboratory by preparing the alcoholic extract of fig leaves, which were collected from the garden of a house in Najaf Governorate / Al-Shuara’a during the month of December 2023 for the purpose of testing its inhibitory effectiveness against two isolates of the fungus Candida albicans and Candida dubliniesis taken from Al-Amin Scientific Research Laboratory, where serial concentrations of the extract were prepared (12,9,6,3) mg/ml., …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 14, Issue 2, 2024 · pp. 19–23 Read article
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Using Machine Learning for Key phrase Extraction in Digital Libraries
Abstract: Machine learning has revolutionized various aspects of information retrieval, including key phrase extraction in digital libraries. Key phrase extraction is crucial for summarizing and categorizing vast amounts of textual data, enabling efficient search and retrieval processes. This study explores the application of machine learning techniques for automatic key phrase extraction in digital libraries. We review various supervised and unsupervised learning algorithms, including deep learning models, that are employed to identify …
Published in International Journal of Cheminformatics · Vol. 1, Issue 2, 2023 · pp. 8–13 Read article
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The Effect of Alcoholic, Aqueous and Crude Extracts of Lemon citrus Seeds on Staphylococcus and Klebsiella Bacteria
Abstract: Five isolates of staphylococcus bacteria identified by phytic were obtained and activated on solid saline mannitol medium, where the colonies appeared in a golden color. Three extracts of dry lemon seeds were prepared (raw, 1% aqueous extract, 1% alcoholic extract). It was celebrated that the aqueous quotation was added operative on bacterial progress than the alcoholic and rudimentary sources. Three isolates of Klebsiella bacteria identified by VITEK were also obtained, …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 14, Issue 3, 2024 · pp. 32–36 Read article
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Study on Extraction and Purification of Phytochemicals from Eichhornia Crassipes Leaves
Abstract: Eichhornia crassipes is an aquatic plant that belongs to Pontederiaceae family. It is commonly known as water hyacinth. This annoying plant has been a recurring issue that should have been managed. In comparison to other natural plants and fibers, the seeds of these plants may survive up to 28 years at the water’s surface and have developed extremely quick growth properties. The water hyacinth is regarded as the world’s most …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 14, Issue 3, 2024 · pp. 24–28 Read article
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Signal Feature Extraction and Machine Learning Techniques for Human Activity Recognition
Abstract: Human Activity Recognition (HAR) has emerged as a critical field of study with diverse applications in healthcare, fitness tracking, smart homes, and human-computer interaction. The aim of this research is to create an efficient HAR system through advanced techniques characterized by signal feature extraction and machine learning algorithms. The MEMS sensors are used appropriately during data mining to extract time-domain, frequency-domain, and statistical features, which are subsequently passed to the …
Published in Journal of Mobile Computing, Communications & Mobile Networks · Vol. 12, Issue 1, 2025 · pp. 24–41 Read article
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Excoecaria agallocha Extract from Leaves Encounters Antifungal, Antibacterial, and Cytotoxic Activity – In Vitro Studies
Abstract: Mangroves contain a wide range of bioactive substances, certain of and these have been used as solutions for a variation of conditions for thousands of years. Excoecaria agallocha leaf application components have been extracted in the presence of organic solvents along with water-based with a Soxhlet apparatus and antibacterial research properties employing diffusion agar well assays towards nine different kinds of culture infectious agents, six clinical trials isolated compounds, as …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 15, Issue 2, 2025 · pp. 1–7 Read article
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Investigation of the Solvent Extraction Using Alcohol and Water on Bryophylum pinnatum Leaves for Total Petroleum Hydrocarbon Degradation on Loamy Soil
Abstract: Investigation of the solvent extraction using alcohol and water on Bryophylum pinnatum leaves for total petroleum hydrocarbon degradation on loamy soil was monitored for the purpose of evaluating the Micheal’s Menten functional parameters as well as the coefficients. The maximum specific rate of the total petroleum hydrocarbon (TPH), which was expressed as Vmax and the rate of the dissociation of the TPH, which is denoted as Km was computed in …
Published in International Journal of Environmental Planning and Development Architecture · Vol. 3, Issue 2, 2025 · pp. 8–15 Read article
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Comprehensive Performance Assessment of Silane-Treated Bio-Extracted Husk Fiber Reinforced Composites for Sustainable Construction Applications
Abstract: This research project is an extensive experimental study on bio-extracted husk fiber polymer composites with a focus on silane surface treatment. Bio-extracted rice husk fibers underwent an alkali-enzymatic hybrid extraction process followed by a 3-aminopropyltriethoxysilane (APTES) treatment for improved interfacial adhesion and matrix compatibility. Resin composites with treated and untreated fibers were fabricated with a weight ratio of 10%, 20%, and 30% via hand lay-up methods. A battery of mechanical …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 229–241 Read article
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Antibacterial Potentiality of SourSop Leaf and Fruit Extract: A Review
Abstract: SourSop is scientifically known as Annona muricata Linnaeus, which is a highly potent plant with a wide range of activities especially against cancer. The plant has many health benefits and all its parts have been utilized for treating various diseases. It is also used popularly to make various food items like ice creams and beverages. Lately, it has been explored for its antibacterial and anticancer properties by researchers worldwide. The …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 12, Issue 1, 2024 · pp. 59–64 Read article
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Text Extraction from Images Using Connected Component Method
Abstract: Text information from image serves as an important clue for many image based applications. it has been used in many different applications such as; document analysis, vehicle licence plate extraction, content based information indexing, To name a few, the detection and extraction of text regions in images is a well-known problem in computer vision and image processing. However, variation of these texts due to differences in size, orientation style, and …
Published in Journal of Artificial Intelligence Research & Advances · Vol. 1, Issue 2, 2014 · pp. 13–18 Read article
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Evaluation of Different Extracts of Ganoderma lucidum on Pharmacognostical Parameters
Abstract: For about 5000 years or more, mushrooms have been used as medicines by human beings. Fungi are the great recyclers in nature. Ganoderma lucidum (Reishi) is one of the most commonly used species of medicinal mushrooms. Reishi is not an edible mushroom, though people use reishi to brew teas for medicinal purposes only. This mushroom, due to its large number of pharmacological properties, has attracted substantial attention in recent era. …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 4, Issue 2, 2013 · pp. 6–9 Read article
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A Study of the Antibacterial Effect of Euphorbia hirta L. Bud Extracts against Escherichia coli
Abstract: Methanol, ethanol, dimethyl sulfoxide and Aqueous extracts of buds of Euphorbia hirta L. have been evaluated for antibacterial effect against Escherichia coli. Antibacterial effect examined by disc diffusion method. Maximum in vitro inhibition was scored in methanol or aqueous extracts of bud of Euphorbia hirta L. which showed inhibition diameter of 20 mm against Escherichia coli, followed by dimethyl sulfoxide extract of the same plant leaf with inhibition diameter of …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 6, Issue 3, 2016 · pp. 6–9 Read article
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Sentiment Extraction and Analysis of Product Reviews at Sentence Level
Abstract: 1024x768 Normal 0 false false false EN-US X-NONE X-NONE These days large number of people are using internet as a medium to communicate and express their views on politics, products, movies and other various domains. Monitoring these views online will be helpful for the companies, individuals or groups, who are interested in knowing what the customers are talking about their products. But manually monitoring is a costly and time-consuming task. …
Published in Current Trends in Information Technology · Vol. 1, Issue 2-3, 2011 · pp. 22–29 Read article
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Gas chromatography mass spectrometry and Fourier transform infrared spectral analyses of Albizia lebbeck (L.) Benth. pod methanol extract
Abstract: This study was aimed at the elucidation of the bioactive compounds present in methanol extracts of Albizia lebbeck (L.) Benth. Pod using Gas chromatography–mass spectrometry (GC-MS) and Fourier transform infrared spectroscopic (FTIR) techniques. The GC-MS mass spectra of the identified compounds were compared with those of the National Institute of Standards and Technology (NIST) database library. The results confirmed the presence of five compounds including Pentasiloxane, 1,1,3,3,5,5,7,7,9,9-decamethyl-, Heptasiloxane, hexadecamethyl-, Methyl …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 10, Issue 3, 2019 · pp. 34–40 Read article
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Preliminary Phytochemical Screening, Antioxidant and antibacterial activity of Helicteres isora leaf extracts.
Abstract: Objective: To evaluate phytochemical screening, Anti-oxidant and anti-bacterial activity of Helicteres isora leaf extracts. Methods: Petroleum ether, chloroform, acetone, ethanol and hydroalcoholic extracts of leaves were used for the phytochemical screening. Anti-oxidant activity was measured using the 1,1-diphenyl-2-picrylhydrazyl (DPPH) and nitric oxide (No) radical scavenging tests; antibacterial activity was assessed using disc diffusion techniques. Results: The percentage yields for the petroleum ether, chloroform, acetone, ethanol and the hydroalcoholic extract were …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 13, Issue 2, 2022 · pp. 11–17 Read article
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In vitro antioxidant Anti-inflammatory and Cytotoxicity Activities from Hexane Extract of Bryonopsis laciniosa Fruits
Abstract: Bryonopsis laciniosa also known as “Shivlingi” annual climber with bright red fruits and is reported to be highly medicinal in India. As a folk medicine, the plant is used in treatment of broad range of diseases and disorders. In the present study, Hexane extract of B. laciniosa fruits were used to evaluate in vitro anti-inflammatory, antioxidant and Cytotoxicity (towards MCF-7 cell line) activities. In vitro anti-inflammatory activity by inhibition of …
Published in Research & Reviews : Journal of Botany · Vol. 7, Issue 1, 2018 · pp. 1–8 Read article
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Effect of Vidarikand (Extracts) on Oxidative Stability of Ghee: A Comparative Study
Abstract: Antioxidant activities of vidarikand (Pueraria tuberosa) extracts were evaluated and compared with BHA, TBHQ, rosemary and green tea using a β-carotene bleaching assay, a 2, 2-diphenyl-β-picrylhydrazyl (DPPH) assay and the Rancimat method. Phenolic content and antioxidant activity (β-carotene–linoleic acid model system and DPPH assay) of ethanolic extract of vidarikand was more compared to its aqueous extract. Ethanolic extract of the vidarikand was more effective in preventing the development of the …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 2, Issue 1, 2013 · pp. 1–11 Read article