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57 articles for “Crude-extract”
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Antibacterial Activities of Crude Extract from Infected Cocoa Against Abscess Forming Bacteria
Abstract: In this study, the antibacterial activity of crude phytoalexin extracted from matured cocoa pod against abscess forming bacteria was investigated. The crude phytolexin was extracted using redistilled dichloromethane after five days of post infection. Different concentrations (50, 100, 150 and 200 mg/ml) of the extract were tested against abscess forming bacteria namely; Escherichia coli, Staphylococcus aureus, Klebsiella Pneumoniae, Pseudomonas aeruginosa and Enterococcus faecium using paper disc and agar diffusion methods. …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 2, Issue 3, 2015 · pp. 21–27 Read article
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In vitro and in vivo Anti-Oxidant and Anti-Diabetic Evaluation of cladodes Crude Extract and Solvent fractions of Opuntia elatior mill (Cactaceae)
Abstract: Objective: Ariel part of Opuntia elatior (Cactaceae) has been used in folklare remedies to treat diabetes in America, Mexico and India. However, the anti-diabetic potential of cladodes of this medicinal plant is not scientifically validated and authenticated. The present study aimed to evaluate in vitro and in vivo anti-oxidant and anti-diabetic potential of methanol extracts and solvent fractions of O. elatior cladodes. Methods: Phytochemical analysis performed according to standard procedure. …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 12, Issue 2, 2025 · pp. 77–88 Read article
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Cynodon Dactylon: Antimicrobial Potential of Crude Extract as Valuable Medicinal Plant
Abstract: Cynodon dactylon (Poacae) is a well known traditional plant used as a folk remedy in treatment of many symptoms and diseases like cramps, measles, tumors, wounds, warts, fever and rheumatic affections. In this study, the antimicrobial activity of the plant crude extract from three different extraction (hot and cold aqueous extraction, methanol extraction) was investigated against some of the gram positive bacteria (Staphylococcus epidermidis, Bacillus cereus) and gram negative bacteria …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 4, Issue 3, 2014 · pp. 6–11 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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A Study on Ethnomedicinal Properties of Tinospora cordifolia in Ranchi District of Jharkhand, India
Abstract: Guduchi (Tinospora cordifolia) is commonly called as Rasayana plant and its rejuvenating property is well described in the Ayurveda and other ancient literature. Surveys were carried out during January 2017 to March 2018 in different regions of Ranchi district of Jharkhand, India in order to collect the ethnomedical data. The survey provides evidence that the local people, tribal healers and folks are continuing to use this plant for various medicinal …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 7, Issue 1, 2020 · pp. 19–22 Read article
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Biochemical Assays of Crude and Purified Oxycarotenoid Extracts Isolated from Coriander Leaves and their Effect on Oxidative Stability of Oils by Rancimat Assay
Abstract: Antioxidants are important substances in the fight against the damage done by free radicals that are produced by oxidative stress. Antioxidants are available in various forms as dietary supplements/synthetic forms. Because of their toxicity and side effects, the extensive use of many of these synthetic antioxidants is ruled out. Most nutritionist agrees that, the natural food is the best source of antioxidants. Dietary antioxidants have the ability to scavenge free …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 8, Issue 1, 2018 · pp. 1–10 Read article
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Estimation of Crude Protein, Lactose Content and Ether Extract in Different Milk Samples in Nigeria
Abstract: The objective of this study was to evaluate the physicochemical properties such as ether extract, crude protein and lactose content of cow, goat, and camel milk. Three goat milk, cow milk and camel milk samples were collected for the estimation of ether extract, crude protein, and lactose content. The results showed that ether extract (4.14±0.06), crude protein (3.49±0.05) and lactose content (4.19±0.08) is highest in the goat milk, and lowest …
Published in Research and Reviews : Journal of Dairy Science and Technology · Vol. 11, Issue 2, 2022 · pp. 21–24 Read article
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Promising Antimicrobial Compounds from an Endophytic Fungus Penicillium daleae EF 4 Isolated from the Seaweed Enteromorpha flexuosa Linn.
Abstract: AbstractThe present aim of the study is to isolate the endophytic fungi from various seaweeds and to screen their bioactivity, to analyze the β-lactamase inactivator and to evaluate the interactions between the crude extract of Endophytic fungi Penicillium daleae EF 4 and two antibiotics (penicillin G and tetracycline), against some antibiotic resistant bacterial strains. Seaweeds collected from various places of Bay of Bengal coast was subjected to Endophytic fungal isolation. …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 9, Issue 1, 2019 · pp. 26–39 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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Studies on Naturally Extracted Surfactant to Enhance Flow Properties of Crude Oil
Abstract: Indian heavy crude oil sample from Gujarat was studied for improvement of properties such as pour point, wax crystal structure, particle size analysis and viscosity by addition of a novel surfactant extracted from a tropical Indian plant Sapindus mukorossi. Characterization was done to find the effect of surfactant addition on individual components of the crude oil such as saturates, asphaltenes, resins and aromatics. The objective was to increase the flowability …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 1, 2016 · pp. 42–49 Read article
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Quality Appraisal for the Ornamental Bird, Fish, Dog, and Cat Foods Available in Bangladesh
Abstract: The study aimed to assess if the chemical composition of different avian, aquatic, dog, and cat foods commonly available in Chattogram, Bangladesh adheres to the recommended standards. Food samples were collected and subjected to proximate analysis for the dry matter (DM), crude protein (CP), crude fibre (CF), ether extract (EE), nitrogen free extract (NFE), and total ash (TA). The plant seeds used for ornamental birds exhibited substantial variability in terms …
Published in Research and Reviews : Journal of Veterinary Science and Technology · pp. 23–34 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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Effect of Seaweed Extracts Mediated Changes on the Germination and Pigment Concentration of Cluster Bean (var. Pusa naubahar)
Abstract: ABSTRACTThe effect of crude extract from the brown seaweed Sargassum wightii and Ulva lactuca on the seed germination, growth and pigments feature of the legume plant cluster bean was studied. The findings of the present study reveal the seed germination, morphological parameter and pigment analysis. These results suggest that seaweed extracts induce stronger seed germination and growth parameters.Keywords: Seaweed extracts, cluster bean, seed germination
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 1, Issue 2, 2012 · pp. 9–12 Read article
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Phytochemical Screening and the Effect of Temperature Treatment on the Extraction Yield of Phenolic Compounds and the Antioxidative Activities of Two Medicinal Species Growing in Algeria: Ammi visnaga and Mentha pulegium
Abstract: The aims of this investigation are the identification of molecules of secondary metabolism and study the impact of two extraction techniques (extraction by boiling water under reflux and maceration in 70% hydroethanolic solution at ambient temperature) on the yield of phenolic compounds and the antioxidative activity on two species widely used in Algeria as medicinal plants; Ammi visnaga and Mentha pulegium. The results show that phytochemical screening indicates the presence …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 5, Issue 3, 2018 · pp. 18–25 Read article
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Effect of Bacteria on Crude Oil Degradation in Loamy and Clay Soil for Water and Ethanol Biostimulant Extraction from Bryophylum pinnatum Leaf
Abstract: The effect of bacteria on crude oil degradation in loamy and clay soil for water and ethanol biostimulant extraction from Bryophylum pinnatum leaf was investigated to ascertain the potential of the bacteria counts in the bioreactors sampled. At the progressive phase, the bacteria counts were more with bioreactors induced with ethanol solvent extract as the volume of the dosage increases compared to the bioreactors induced with the water extract. The …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 14, Issue 2, 2025 · pp. 19–25 Read article
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Carica papaya Linn.: A review on Nutritional and Medicinal Value of Papaya
Abstract: Papaya (Carica papaya Linn.) is a popular fruit tree in the tropical part of the world. It is a delicious, sweet fruit with a pleasant aroma. The papaya is consumed worldwide as a fresh fruit and vegetable. which is healthy for humans because all parts of the plant, including fruit, stem, bark, peel, fruit, seeds, and pulp, have medicinal properties. Papaya also has nutritional value and is also used as …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 12, Issue 1, 2025 · pp. 67–75 Read article
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High Performance Liquid Chromatographic Analysis and Antibacterial Activity of Methanolic Seed Extract of Syzygium cumini L.
Abstract: Syzygium cumini is a medicinally important plant widely used in traditional systems of medicines specifically Ayurveda followed in India. The seeds of the plant are recognized in various bio medicines for the treatment of diabetes. It is reasonable source of natural antioxidants used in dietary supplement of food and bioactive substances in cosmetics and pharmaceutical industries. In the present study, Syzygium cumini (jamun) seeds were collected from the Alagar Kovil …
Published in Research & Reviews : Journal of Herbal Science · Vol. 11, Issue 2, 2022 · pp. 23–30 Read article
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Evaluation of Antibacterial Sensitivity of Euphorbia hirta Linn. Leaf Extract
Abstract: AbstractEuphorbia hirta L. (Asthma Lata), a pantropic herbaceous wild plant which has been widely used as a medicinal plant throughout Bangladesh. The present study was designed to evaluate the antimicrobial activity of ethanolic and methanolic leaf extracts of E. hirta against six pathogenic bacteria viz. Bacillus subtilis, Sarcina lutea, Xanthomonas campestris, Escherichia coli, Klebsiella pneumonia and Pseudomonas sp. by disc diffusion method. Both crude extracts of E. hirta exerted the …
Published in Research & Reviews : Journal of Herbal Science · Vol. 2, Issue 1, 2013 · pp. 13–17 Read article
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Anti-tuberculosis Effects of the Extracts from Humulus japonicus and Humulus lupulus in in vitro and ex-vivo TB Models
Abstract: AbstractObjectives: Anti-tuberculosis effects of Humulus japonicus and Humulus lupulus were evaluated in in vitro direct killing ability and in ex-vivo indirect killing ability through human macrophages. Methods: H37Rv or XDR strain or NTM was treated with Crude extracts of Humulus japonicas and Humulus lupulus to estimate the MIC(Minimal Inhibitory Concentration) or MKC(Minimal Killing Concentration). Results: The MIC or MKC of the extracts of Humulus japonicus was 31.2 µg/ml for H37Rv …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 9, Issue 3, 2022 · pp. 40–49 Read article
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Growth Inhibitory Effects of Centella asiatica Extracts on Escherichia coli
Abstract: Plant secondary metabolites have been known for their varying degrees of antimicrobial activity. These form important constituent of traditional medicine. The present study aims to analyze the antibacterial effects of the Centella asiatica extracts by looking into the growth inhibitory effects of organic and aqueous extracts of the leaves on Escherichia coli bacterium and to identify the secondary metabolites present in the extract by phytochemical analysis. The leaf extracts of …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 9, Issue 2, 2019 · pp. 1–7 Read article