Determination of antimicrobial activity of sorrel (Hibiscus sabdariffa) on Escherichia coli O157:H7 isolated from food, veterinary, and clinical samples. J Med Food 2011; 14: 950-956. [15] Touba EP, Zakaria M, Tahereh E. Anti-fungal activity of cold and hot water extracts of spices against fungal pathogens of Roselle (Hibiscus sabdariffa) in vitro.

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Dec 28, 2011· Roselle (Hibiscus sabdariffa) is an edible plant with its seeds, leaves, fruits and roots used in various applications including foods. Among them, the most popular are the fleshy red calyces used for making wine, juice, jam, syrup, pudding, cakes, ice cream or tea.

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Hibiscus are used as ornamentals, the red calyces of H. sabdariffa are used in the preparation of a flavorful and tart cold or hot beverage. These calyces have been shown to contain numerous bioactive compounds. The majority of compounds found within the calyces that exhibit antimicro-bial activity are polyphenolic compounds, some of which

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Aside from being a delight to one's eyes, hibiscus (Hibiscus Sabdariffa) is also a popular medicinal herb, rich in potent antioxidant compounds.In addition to promising health benefits such as hypertension reduction and lowering of LDL and triglyceride levels, hibiscus infusions and extracts boast mild laxative effects as well as anti-diabetic properties.

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Nov 11, 2019· 2.3. Extraction of Hibiscus Acid. Two hundred and thirty grams of dry acetone extract of H. sabdariffa calyces was packed with silica gel in a chromatographic column, as described in Section 2.2.Hexane was used as the mobile phase to separate the oils in the extract, and 600 mL fractions were recovered in glass flasks.

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[Source 49)]. The potential mechanisms of action for the blood pressure-lowering effect of hibiscus tea were shown in laboratory test tube and animal studies that show that Hibiscus sabdariffa is a blood …

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Species Activity; Hibiscus sabdariffa L. Abortifacient: Hibiscus sabdariffa L. Abscess: Hibiscus sabdariffa L. Anorexia: Hibiscus sabdariffa L. Antiaggregant

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Certain hibiscus species are poisonous to dogs, most especially the hardy hibiscus (Hibiscus syriacus), also known as the Rose of Sharon. If eaten, a compound known as asparagine can cause vomiting, diarrhea, loss of appetite, and oral blistering in dogs. It is unknown whether H. sabdariffa …

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ANTIMICROBIAL ACTIVITY OF HIBISCUS SABDARIFFA AGAINST CLINICAL ISOLATES OF BACTERIA . PRISCILLA ADELAIDE NAA AGOWA LOVELL-ANTIAYE (10397194) Department of Microbiology, University of Ghana Medical School . College of Health Sciences, Korle- Bu . Accra- Ghana . THIS THESIS IS SUBMITTED TO THE UNIVERSITY OF GHANA, LEGON IN PARTIAL …

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In vitro inhibitory activities of the extract of Hibiscus sabdariffa L. (family Malvaceae) on selected cytochrome P450 isoforms. Afr J Tradit Complement Altern Med. 2013 Apr 12;10(3):533-40. View ...

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activity of Hibiscus sabdariffa extracts at different concentrations of (500, 250, 125, 62.5) mg/ml. Inoculums containing 10 bacterial cells/ ml was spread on Mueller-Hinton agar plates. Six millimeters diameter wells punched into the agar and filled with 0.1 ml …

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Roselle, scientifically known as Hibiscus sabdariffa, is a shrub belonging to the Malvaceae family. In chinese community, it is commonly called as Luo Shen Hua (). Due to its sourness, it is known …

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Introduction to Hibiscus Flower - Nature's Secret for a Healthy Heart:. Roselle is the common name for a tropical shrub in the Hibiscus plant family with a scientific name of Hibiscus sabdariffa.When the shrub's flowers are harvested for use as a natural remedy, it is most commonly called hibiscus flowers.

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A Research Review on the Use of Hibiscus Sabdariffa 3 macerating 150 g of hibiscus flowers in 6 L of hot water for 2 hours and then drying and filtering the extract. Group 1 received 1 capsule of extract 3 times daily (1,500 mg/day), group 2 received 2 capsules …

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Two main types of roselle can be found in commerce. Hibiscus sabdariffa var. altissima is cultivated in India, the East Indies, and other places for its jute-like fiber. Stems are green or red, and leaves are …

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Results Antibacterial activity of Hibiscus sabdariffa extract against EPEC The antibacterial activity of the aqueous extracts of Hibiscus sabdariffa extract (referred as to HS extract) was evaluated in vitro by broth microdilution assay to determine both the mini- mum inhibitory concentration (MIC) and the minimum bactericidal concentration (MBC)

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Hibiscus sabdariffa L. (Hs, roselle; Malvaceae) has been used traditionally as a food, in herbal drinks, in hot and cold beverages, as a flavouring agent in the food industry and as a herbal medicine.In vitro and in vivo studies as well as some clinical trials provide some evidence mostly for phytochemically poorly characterised Hs extracts. Extracts showed antibacterial, anti-oxidant, nephro ...

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Roselle (Hibiscus sabdariffa) is a species of Hibiscus probably native to West & East Africa, used for the production of bast fibre and as an infusion, in which it may be known as carcade Description. It is an annual or perennial herb or woody-based subshrub, growing to 2–2.5 m (7–8 ft) tall ...

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Hibiscus Acid and Chromatographic Fractions from Hibiscus Sabdariffa Calyces: Antimicrobial Activity against Multidrug-Resistant Pathogenic Bacteria by Lizbeth Anahí Portillo-Torres 1,2, Aurea Bernardino-Nicanor 1, Carlos Alberto Gómez-Aldapa 2, Simplicio González-Montiel 2, Esmeralda Rangel-Vargas 2, José Roberto Villagómez-Ibarra 2 ...

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The diuretic effect caused by adrenalectomy in rats was reversed by deoxycorticosterone acetate activity. However, the effect of deoxycorticosterone acetate was antagonized by spironolactone, the aqueous extract of Hibiscus sabdariffa, and the acetonitrile : methanol 5 : 5 mixture extract, administered orally.

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May 16, 2018· One study found that having sour tea (made from a species of hibiscus known as Hibiscus sabdariffa) for twelve days lowered systolic (pressure exerted when your heart is beating) blood pressure by 11.2% and diastolic (pressure exerted while your heart is resting between beats) pressure by 10.7% in people with moderate hypertension. 4 Saponins ...

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DEFINITION. Whole or cut dried calyces and epicalyces of H. sabdariffa L. during fruiting.. SYNONYM. Abelmoschus cruentus (Bertol.) Walp., Furcaria sabdariffa Ulbr ...

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Using the search words (Hibiscus, Hibiscus Sabdariffa, Sour tea, Roselle, Red sorrel, Karkade, Jamaica, F lorde Jamaica, herba l tea, herbal medicine) and in combination with (high blood

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Phytochemical analysis and medicinal uses of Hibiscus sabdariffa. Okereke CN, Iroka FC, Chukwuma MO. Abstract The phytochemical analyses, nutrient value and economic importance of Hibiscus sabdariffa …

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activity in mice. The results indicate that, the aqueous extract of calyces of H. sabdariffa might prove to be a useful memory restorative agent in the treatment of dementia seen in elderly. The underlying mechanism of action can be attributed to its anti acetylcholinesterase property. Keywords: Nootropic activity, Hibiscus sabdariffa…

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Hibiscus is a plant. The flowers and other parts of the plant are used to make medicine. People use hibiscus for high blood pressure, high cholesterol, to increase the production of breast milk, and …

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activities of H. sabdariffa extract (HSE) and myricetin, β-carotene, and ascorbic acid (Fig. 1) were evaluated. Their antiaging activity also were investigated by measuring inhibitory activity toward enzymes collagenase, elastase, and hyaluronidase. Experimental Preparation of H. sabdariffa …

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The present study investigated the total content of phenolic compounds, antioxidant activity, reducing power and chelating of ferrous ion in aqueous and alcoholic extracts of Hibiscus sabdariffa L.

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