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1850 articles for “Extracts”
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Reverse Micellar Extraction of Direct Yellow-4 dye from Textile Effluent
Abstract: Textile industries and various dye houses are accountable for discharging highly polluted colored effluent leading to severe water pollution. Decolorization of textile effluent is the main challenge faced by these industries. In this study, the solvent extraction method was used to remove anionic dye Direct Yellow-4 (DY-4) from simulated effluent using cationic surfactant CTAB (Cetyltrimethyl ammonium bromide) in polar solvent isoamyl alcohol. The removal trend of the dye from aqueous …
Published in Emerging Trends in Chemical Engineering · Vol. 7, Issue 1, 2020 · pp. 5–9 Read article
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Studies on Oil Extraction from Pongamia Seeds using Mechanical Expeller and Microwave Heating Technique
Abstract: The extraction of oil from seeds is carried out traditionally by using mechanical expeller. In this study, four configurations of oil extraction systems, namely, single screw, modified single screw, twin screw and microwave assisted oil extraction have been evaluated for oil yield and production or through put rate. Pongamia pinnata seeds have been used as the reference raw materials for this study, both in whole seed form and in crushed …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 3, 2016 · pp. 7–14 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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Phytochemical Characterization and Antimicrobial Activity of Cassia Alata Leaf Extract
Abstract: Aim: The aim of this study was screening for bioactive compounds with pharmaceutical properties from Cassia alata leaf extract. Methodology: The dried sample of Cassia alata leaf was powdered and extracted with ethanol using soxhlet apparatus. Antimicrobial activity of the leaf extract was checked against different clinical pathogens. Result and discussion: Thin layer chromatography (TLC) revealed the number of compounds present in the leaf extract. The results suggest that they …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 9, Issue 3, 2019 · pp. 20–24 Read article
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Anti-Depressant Activity of Aqueous Leaf Extract of Pergularia daemia in In-Vivo Animal Models
Abstract: The plant leaf of Pergulariadaemia was used for management of depressive state in various traditional system of medicine like Ayurveda, Unani and Siddha. In the absence of substantial pharmacological data, the present study attempts to study the antidepressant activity of Pergulariademia aqueous extract, by using forced swim test and tail suspension test. Animals were grouped into four treatment groups (n=4) and injected with normal saline (control), imipramine-10 mg/kg (Standard drug), …
Published in Research and Reviews: A Journal of Neuroscience · Vol. 5, Issue 3, 2015 · pp. 21–26 Read article
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Cytotoxic, Anthalmintic and Analgesic Activities of the Methanol Extract of Ricinus communis (Family: Euphorbiaceae)
Abstract: The aim of this study was to evaluate the phytochemical screening, cytotoxicity, anthelmintic activity and analgesic properties of the methanol extract (leaves) of Ricinus communis (Family: Euphorbiaceae). The methanol extract of the leaves showed mild cytotoxic activity with the LC50 value 6.456 µg/mL compared to vincristine sulfate (LC50 0.812 µg/mL) using brine shrimp lethality bioassay. The anthelmintic activity was performed by observing the time of paralysis and the time of …
Published in Research and Reviews: A Journal of Toxicology · Vol. 5, Issue 1, 2015 · pp. 27–35 Read article
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Antipyretic Activity of Methanolic Extract of Leaves of Calotropis Procera
Abstract: The study was conducted to screen the antipyretic activity of alcoholic extract of the leaf of Calotropis procera. Calotropis procera is a potent medicinal plant in the Indian systems of medicine. Traditionally it is used as a diuretic, anticancer, anticonvulsant, stomachic, antipyretic, analgesic, etc. In the present study the alcoholic extract of the leaf of Calotropis procera were studied for their antipyretic activity by Brewer’s yeast-induced pyrexia in rats. It …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 5, Issue 2, 2014 · pp. 8–10 Read article
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Effect of Dimethyl Sulfoxide Extract on Different Parts of a Medicinal Plant:Euphorbia hirta L. Against Escherichia coli and Staphylococcus aureus
Abstract: Euphorbia hirta has been widely used by tribal as traditional medicine in the treatment against infectious pathogens. Euphorbia hirta Linn. is a perennial herb belonging to the family Euphorbiaceae. It is a potent medicinal plant and has established its sedative and anxiolytic activity. It has analgesic, antipyretic, anti-inflammatory, antidepressant for blood pressure, antihypertensive and antioxidant properties. Effect of dimethyl sulfoxide extract on different parts (leaf, bud and stem) of Euphorbia …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 5, Issue 2, 2015 · pp. 30–33 Read article
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Green Synthesis of Silver Nanoparticles Using The Leaf Extract of Micrococca mercurialis. (L.) Benth. and Its Antibacterial Activity
Abstract: In the present study, fresh and powder leaf extracts of Micrococca mercurialis. (L.) Benth. were used for green synthesis of metallic silver nanoparticles (SNPs). The efficacy of SNPs was tested against some human and animal pathogens. Stable SNPs were formed after adding aqueous solution of 1 mM AgNO3 with the fresh and powder leaf extracts. Quantitative analysis of green synthesized SNP was monitored by UV-visible spectroscopy. Bacteriological tests were performed …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 5, Issue 2, 2015 · pp. 21–26 Read article
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Extraction and Purification of Total Phenolic Content from Combination of Seeds and Peel of Cucurbita
Abstract: Phenolic compounds are belonging to secondary metabolites and played an antioxidant and anti-cancer properties. In the Soxhlet extraction process, the extraction of total phenolic content concentration was 28.0µg/ml obtained from combination of seeds and peel of of Cucurbita at 4 hr. This extract was drawn in to the Column chromatography and its concentration was increased to 34.0µg/ml. The purity of phenolic content was improved by column chromatography at 40 min. …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 9, Issue 1, 2019 · pp. 1–3 Read article
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Efficacy of Dill, Teak and Arjun Extract Against Sheath Blight of Rice Caused by Rhizoctonia solani
Abstract: AbstractSince many decades practices have been followed to manage sheath blight disease of rice through use of synthetic fungicides mostly due to nonavailability of suitable and effective substitute. The present research was aimed to identify the potentiality or efficacy of natural fungicides obtained from selected plants as an ecofriendly alternative in the management of the disease. In the presented experiment, three plant extracts that is, Teak (Terminalia arjuna Roxb.)-chloroform, Dill …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 8, Issue 3, 2019 · pp. 27–34 Read article
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Influence of Methanolic Extractives of Prepupal Stages of Black Soldier, Hermetia Illucens L. (Diptera: Stratiomyidae) on the Biochemical Parameters of Serum and Liver in the DMBA Induced Toxicity in Norwegian Rat, Rattus Norvegicus (L)
Abstract: The larvae of Black soldier fly (BSF), Hermetia illucens L., are reducing the environmental pollution through utilization of organic waste for their development on organic wastes and converting the organic waste into protein and fat rich biomass. Health promoting potentials of black soldier fly derived proteins as ingredient of diet appears to be crucial need of modern days. In present attempt, forty Norwegian Rats were utilized as experimental animals. The …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 12, Issue 3, 2021 · pp. 1–19 Read article
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Determination of Antioxidant Activity of Phenolic Extract of Grapes
Abstract: The grapes were extracted under various conditions using different solvents. The antioxidant activity of solvent extracts was investigated by DPPH radical scavenging method. Ethanol extract exhibited the highest antioxidant activity compared to the other solvents (BuOH, EtOAc, Me2 Cl2 and pet.ether). There was a correlation between antioxidant activity and total phenol content. HPLC analysis of the extracts showed that gallic and cinnamic acid was the major phenolic compounds in grapes. …
Published in Research & Reviews : Journal of Botany · Vol. 7, Issue 2, 2018 · pp. 17–21 Read article
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Antibacterial Activity of Seed Extracts of Okra (Abelmoschus esculentus) against Selected Pathogens
Abstract: The aim of the study was to determine the antibacterial potency of aqueous and ethanoic extracts of Abelmoschus esculentus seeds. Antibacterial activity of aqueous and ethanoic extracts of A. esculentus seeds were evaluated against selected foodborne pathogens; Listeria monocytogenes, Bacillus cereus, Salmonella enterica, Staphylococcus aureus and Escherichia coli) using agar well diffusion method by measuring the clear zone of inhibition diameter in (mm). It was observed that the aqueous and …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 6, Issue 1, 2017 · pp. 1–5 Read article
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Brine Shrimp Cytotoxicity was not Warrant for Teratogenicity: Comparative Analysis of Seaweed Methanolic Extracts Collected from Tamil Nadu Coastal Region on Brine Shrimp and Zebra Fish Embryos
Abstract: Brine shrimps have been served as valuable toxicological model systems. Besides, they are being used as preliminary models to identify the effective bioactive drug candidates against different diseases including cancer in recent decades. In the present study, we comparatively analyzed twenty-eight seaweed methanolic extracts for their cytotoxicity and teratogenicity using brine shrimp nauplii and zebra fish embryos (ZFEs). All of the seaweed extracts killed brine shrimps, but, only, Ulva lactuca …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 8, Issue 2, 2018 · pp. 24–32 Read article
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Nitric-oxide Scavenging Antioxidant Activity of the Different Extracts of Plumeria obtusa (Family:Apocynaceae)
Abstract: Plumeria obtusa (Family-Apocynaceae) has a long ethnomedicinal tradition of being used as a remedial agent in various diseases such as diarrhoea, piles, fever, gonorrhoea, antibacterial and antitumour agents etc. Antioxidant potential of the crude petroleum ether, chloroform and methanol extracts of the leaf and bark were evaluated by using nitric oxide scavenging assay. The extracts showed significant activities compared to ascorbic acid in a dose dependent mode. Moreover, the percentage …
Published in Research & Reviews : Journal of Herbal Science · Vol. 4, Issue 1, 2015 · pp. 58–62 Read article
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In vitro Testing of the Antibacterial Activity of Root Extracts of Chlorophytum borivilianum against Organisms Causing Postnatal Infections
Abstract: ABSTRACTThe present study was carried out to study the antibacterial activities of root extracts of Chlorophytum borivilianum. The extract was prepared using different solvents like water, Tris-HCl, phosphate buffer, isopropanol, butanol-water and acetone. The antibacterial activity was tested against different bacteria like Staphylococcus aureus, Klebsiella, Proteus, Pseudomonas aeruginosa and Escherichia coli which cause postnatal infections, by agar diffusion method. Zone of inhibition produced by different extracts was tabulated. Butanol-water extract …
Published in Research & Reviews : Journal of Herbal Science · Vol. 1, Issue 3, 2012 · pp. 1–7 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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Study of Anti-Cancer Activity of Leaves Extract of Murraya Koenigii in Human Lung’s Cells
Abstract: The extract of Murraya Koenigii commonly known as curry leaves in India was carried out to investigate the anti-cancer activity on human lung’s cells. The result shows positive indication of extract against lungs cancer cells efficiently with GI 50 value >80. The human lung’s cells were fixed in situ by the gentle addition of 50 μl of cold 30 % (w/v) TCA (final concentration, 10 % TCA) and incubated for …
Published in Research & Reviews : Journal of Herbal Science · Vol. 9, Issue 1, 2020 · pp. 24–28 Read article
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Locomotion Inhibitory Activity of Lagerstroemia speciosa Hydroalcoholic Root Extract
Abstract: Presently, it has been found from the medical databases such as PubMed, Scopus, Google Scholar, etc. that no locomotion inhibitory activity has been explored by any research group so far for the hydroalcoholic extract of Lagerstroemia speciosa (Family: Lythraceae) root. The present study involved filling the above gap by exploring the locomotion inhibitory activity (actophotometer-based) in Swiss albino rats. The investigation showed promising therapeutic perspectives (as compared to standard drug …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 11, Issue 1, 2021 · pp. 8–11 Read article