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30 articles for “Petroleum ether”
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Petroleum Ether, A Laboratory Solvent Induced Cannibalism, Piloerection and Straub Tail Reaction in Rodents
Abstract: Petroleum ether is one of the most commonly used solvent in extraction of herbals/biological substances. In pharmacognostical studies, petroleum ether is used as a solvent for extract of herbals which was used for further pharmacological investigation. In a few of their studies, the authors have observed petroleum ether-induced piloerection which may be related to the herbal extract or trace solvent effect. Complete removal of petroleum ether solvent in herbal extract …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 1, Issue 2, 2014 · pp. 6–10 Read article
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Anti-infective Investigations of Methanolic Extract and Petroleum Ether Extract of Ixora coccinea L. Flowers
Abstract: Ixora is an evergreen flowering tropical plant belonging to the family Rubiaceae. It is commonly found in India, the United States of America, Africa, South East Asia, and Southern Asia. Across the globe, several species (Ixora coccinea, I. parviflora, I. chinensis, I. macrothyrsa, I. javanica, and I. finlaysoniana) of this genus have been identified so far. After going through the literature available in pharmaceutical databases, it was found that the …
Published in Research & Reviews : Journal of Botany · Vol. 9, Issue 2, 2020 · pp. 17–23 Read article
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Neutralization of Inflammatory Effect of LPS by Premna latifolia Extract in RAW 264.7 Cells
Abstract: Natural compounds of Premna latifolia, extracted using petroleum ether, ethyl acetate and methanol as solvent has dose-dependent effect against inflammatory effect of lipopolysaccharide (LPS) in RAW 264.7 cells. Keywords: Premna latifolia, inflammation, petroleum ether, ethyl acetate, methanolCite this ArticleDevi A. Neutralization of inflammatory effect of LPS by Premna latifolia extract in RAW 264.7 cells. Research & Reviews: Journal of Herbal Science. 2018; 7(3): 1–3p.
Published in Research & Reviews : Journal of Herbal Science · Vol. 7, Issue 3, 2018 · pp. 1–3 Read article
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Effect of Particle Size on Recovery of Moringa (Moringa oleifera) Seeds Oil and Quality Characterization
Abstract: Utilization of various plant parts of the moringa tree is gaining interest nowadays due to their versatile quality characteristics. Different parts of the moringa tree, like leaves, flowers, fruits, seeds, and barks, are distinguished well in the decade due to their inherent nutritional as well as medicinal properties. Moringa seed oil has potential quality characteristics like other well-regarded oils, viz., olive oil, coconut oil. The objective of this study was …
Published in Research & Reviews : Journal of Herbal Science · Vol. 14, Issue 1, 2025 · pp. 1–14 Read article
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In Vitro Screening of Antibacterial Potentiality of Some Important Flowers’ Extracts Against Some Pathogenic Bacteria
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 The present investigation was carried out to screen and evaluate the antibacterial activities of different flowers, namely, Calendula officinalis, Rosa damacena, Hibiscus rosa-sinensis, Datura stramonium, Bougainvillea stabilis, and Vinca rosea. These flowers were screened for potential antibacterial activity against some important bacterial Gram negative and Gram positive bacteria strains, namely Escherichia coli, Salmonella typhi, Staphylococcus aureus, and E. faecalis. Dried leaf …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 1, Issue 3, 2011 · pp. 9–19 Read article
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Mosquito Repellent Activity of Cucumis Melo l. and Cucumis Prophetarum Linn.
Abstract: AbstractCucumis melo L. and Cucumis prophetarum Linn. are monoecious climber, commonly growing weed, belonging to family cucurbitaceae. Whole plant of C. melo and C. prophetarum is medicinally important. Plant pacifies vitiated dysentery, diarrhoeic diseases, flatulene, skin diseases, antivenin and general debility. Dispending medicinally uses, our study have been found that this weeds has mosquito repellent activities. To determine repellant activities petroleum ether fruit extract of C. melo and C. prophetarum …
Published in Research & Reviews : Journal of Botany · Vol. 2, Issue 1, 2013 · pp. 29–31 Read article
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Evaluation of Biomedical Importance of Papaya Pulp
Abstract: The present study describes the preparation of petroleum ether, ethyl acetate, and methanol extract from Carica papaya; further the extracts revealed dose dependent anti-oxidant potential. Among the extracts, ethyl acetate extract showed more percentage of scavenging than other two extracts. The screening of antimicrobial activity for three extracts revealed antimicrobial potency towards 12 test organisms. Among these extracts, petroleum ether shows more activity against 12 microbes compared with other two …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 7, Issue 3, 2017 · pp. 14–19 Read article
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Characterization and Evaluation of Different Extracts from the Leaf and Bark of Mussaenda glabrata Hutch.
Abstract: β-sitosterol (1) was isolated from the crude extract of the leaf of Mussaenda glabrata Hutch. (Family: Rubiaceae). The petroleum ether, chloroform and methanol extracts of the leaf and bark were screened in vitro for cytotoxic and antimicrobial activities by brine shrimp lethality bioassay and disc diffusion method, respectively. The petroleum ether and methanol extracts of the bark showed potential cytotoxic activity (LC50: 2.51 µg/ml and 2.94 µg/ml, respectively), the petroleum …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 7, Issue 1, 2017 · pp. 5–8 Read article
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Preliminary Phytochemical Analysis and Haemolytic Activity Assay of Tuber Extract of Ruellia tuberosa L.
Abstract: Presence of certain chemical compounds is responsible for medicinal properties of the plant. In the present study, the various biochemical tests were conducted to examine the presence of various phytochemicals in the methanolic, petroleum ether and chloroform tuber extracts of Ruellia tuberosa L. Also, the extracts were subjected to the in vitro haemolytic activity assay. The tests confirmed the presence of carbohydrates, alkaloids, tannins, terpenoids and flavanoids in all the …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 7, Issue 3, 2017 · pp. 23–27 Read article
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Antidiarrheal Activity of Leucaena Leucocephala in Castor Oil Induced Diarrhea in Albino Rats
Abstract: The purpose of the present study was to evaluate scientifically the anti-diarrheal effects of different extracts of leaves of Leucaena leucocephala. Different extracts of Leucaena leucocephala like petroleum ether, chloroform, and ethyl acetate were studied against castor oil induced diarrhea model in albino rats. The weight of the fecal matter induced by castor oil induced diarrhea was recorded as the chief parameter. Standard drug loperamide (1 mg/kg, i.p.) showed highly …
Published in Research & Reviews: A Journal of Drug Design & Discovery · Vol. 7, Issue 1, 2020 · pp. 8–12 Read article
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Anti-Inflammatory Activity of Stem Bark of Homalium Zeylanicum Benth On Wistar Rats
Abstract: Due to the adverse effects of anti-inflammatory and anti-arthritic drugs, which are currently in clinical use, a need arises to develop newer anti-inflammatory and anti-arthritic agents with less side effects. The investigations of the efficacy of plant-based drugs used in the traditional medicine have evidenced great interest owing to their lesser side effects. In this context the present study was conceptualized to evaluate antioxidant and anti-inflammatory activity of Homalium zeylanicum …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 4, Issue 1, 2017 · pp. 39–50 Read article
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Antibacterial and Antifungal Activities of Mirabilis jalapa of Indian Origin
Abstract: The in vitro antimicrobial activity of Mirabilis jalapa leaf extract was studied against selected pathogenic and non-pathogenic microorganisms Escherichia coli, Bacillus subtilis, Klebsiella pneumoniae, Penicillium chrysogenum, Auriparus flaviceps and Trichoderma viridae by using agar diffusion and broth dilution methods. Leaves were extracted using solvents petroleum ether, chloroform and methanol. Among the solvents tested, petroleum ether and chloroform extracts showed good antimicrobial activity against the selected pathogens. The growth inhibitors were …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 2, Issue 2, 2012 · pp. 1–10 Read article
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Isolation, Phytochemical Investigation and Biological Screening of Roots of Cosmos Sulphureus
Abstract: Aims and objectives: The plants are integral part of traditional system of medicine. Cosmos is one such medicinal plant traditionally being used in Brazil and Mexico for treatment of several diseases. The present study is aimed to evaluate the properties of Cosmos sulphureus and its preliminary phytochemical screening, extraction, purification and identification of active components.Materials and Methods:All roots were handpicked and washed with tap water. Cleaned roots were air dried …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 10, Issue 1, 2023 · pp. 1–9 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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Pharmacological evaluation of Hepatoprotective activity of Indian medicinal plants Cordia Myxa and Canscora diffusa on wistar albino rats
Abstract: Two plants (Cordia myxa and Canscora diffusa), which were claimed to possess hepatoprotective activity, were selected. The Selected plants were authenticated by an expert botanist. In the current study, herbal extraction involving solvents of decreasing polarity (petroleum ether, ethyl acetate, and hydroalcoholic) was used to extract bioactive compounds from the plants of Cordia Myxa and Canscora diffusa in polyherbal preparations. A phytochemical evaluation was performed, including an acute toxicity study …
Published in International Journal of Tropical Medicines · Vol. 2, Issue 1, 2025 · pp. 31–44 Read article
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Synergistic biofuel production, refractometric monitoring and trypsin digestion studies from Clitoria ternatea, Cymbopogon citrates and Saccharomyces cerevisiae
Abstract: The rising demand for renewable and green energy sources has encouraged researchers to seek sustainable alternatives to fossil fuels. In the present study, an investigation was conducted on the synergistic production of biofuel from plant materials of Clitoria ternatea and Cymbopogon citratus with microbial fermentation by Saccharomyces cerevisiae. The study also evaluated the refractometric monitoring and trypsin digestion activity for the understanding of biochemical changes during biofuel production. The oil …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 16, Issue 2, 2026 · pp. 11–22 Read article
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Antibacterial Activity of Pongamia pinnata Leaf and Callus Extracts against Microorganisms Causing Periodontal Diseases
Abstract: Some specific microorganisms have been identified as etiologic agents of periodontitis. The main goal of treatment is to control the spread of infection. Depending on the extent of the gum disease, treatment varies. Therapeutic antibiotic along with surgery are the most opted form of treatment. But, due to high costs of antibiotics, the disastrous side effects and emergence of multi drug resistant strains of these pathogenic bacteria, a safe alternative …
Published in Research and Reviews: A Journal of Dentistry · Vol. 3, Issue 2, 2012 · pp. 1–7 Read article
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Evaluation for Skeletal Muscle Relaxant Activity of Celosia Argentea
Abstract: To evaluate the different extracts of Celosia argentea seeds for skeletal muscle relaxant activity using different model of muscle grip. The skeletal muscle relaxant activity was carried out using Rota rod model in mice. Petroleum ether, ethanol and aqueous extracts had shown more significant activity by decrease in the fall of time. This activity may due to the phytochemical present in the extracts which were found in primary crude extract …
Published in Research and Reviews: A Journal of Toxicology · Vol. 8, Issue 1, 2018 · pp. 18–19 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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Biotherapeutic Antibacterial Activity of Some Medicinal Plants Against Predominant Bacteria Causing Dental Caries
Abstract: Dental caries is a microbial disease of the calcified tissues of the teeth, characterized by demineralization of inorganic portion and destruction of the organic substance of the tooth. It is most prevalent chronic disease affecting the human race. The in vitro antibacterial activity of some medicinal plants was studied against pathogenic bacteria causing dental caries. Leaves were extracted using petroleum ether, chloroform, acetone, methanol and distilled water. Among the five …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 2, Issue 1, 2012 · pp. 11–15 Read article