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14 resultados
Diuretic activity of Artemisia thuscula, an endemic Canary species.
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A pharmacological evaluation for diuretic activity of infusions at 5, 10 and 15% of Artemisia thuscula Cav. was carried out. Urinary excretion of water, pH, density, conductivity and Na(+), K(+) and Cl(-) content were investigated in saline-loaded rats. The infusions showed a dose-dependent decrease
Diuretic activity of Smilax canariensis, an endemic Canary Island species.
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BACKGROUND
Smilax canariensis is an endemic species of the Canary Islands, popularly known as "Zarzaparrilla sin espinas". This species has wide use in folk-medicine practice on the islands, especially as diuretic. So the aim of our study is to evaluate the diuretic activity of an aqueous and a
Diuretic activity of Withania aristata: an endemic Canary Island species.
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This study reports on the pharmacological evaluation of the diuretic activity of an infusion and a methanol extract of Withania aristata Ait. in laboratory rats. Water excretion rate, pH, density, conductivity, and content of Na(+), K(+) and Cl(-) were measured in the urine of rats subjected to
Comparative haematology and blood chemistry of endangered lizards (Gallotia species) in the Canary Islands.
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Blood samples were taken from the ventral coccygeal vein of 15 El Hierro giant lizards (Gallotia simonyi) (seven females and eight males), six La Gomera giant lizards (Gallotia bravoana) (four males and two females) and four Tenerife giant lizards (Gallotia intermedia) (two males and two females),
A Limited Survey of Metal Content in Blue Jack Mackerel ( Trachurus picturatus) Obtained from Markets in the Canary Islands.
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The levels of 20 metals (aluminum, boron, barium, calcium, cadmium, cobalt, chromium, copper, iron, potassium, lithium, magnesium, manganese, molybdenum, sodium, nickel, lead, strontium, vanadium, and zinc) were analyzed in muscle and liver tissue of Trachurus picturatus marketed in the Canary
[Concentrations of calcium, magnesium, sodium and potassium in human milk and infant formulas].
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Concentrations of calcium, magnesium, sodium and potassium were determined in 55 samples of mature human milk from Canary women and 5 samples of powdered infant formula. According to the literature our data fell within the normal intervals described for each kind of milk. The mean concentration of
Molecular characterization of Cryptosporidium spp. from fecal samples of birds kept in captivity in Brazil.
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The aim of this study was to determine the prevalence of Cryptosporidium species and genotypes in birds kept in captivity in Brazil. A total of 966 samples from 18 families of birds was collected and stored in 5% potassium dichromate solution at 4 degrees C until processing. Oocysts were purified in
Palm tree syrup: nutritional composition of a natural edulcorant.
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BACKGROUND
Palm syrup is a typical product from the Canary Islands, traditionally produced from the sap of the tropical palm tree Phoenix canariensis. Its high caloric content has led to its increasing use as a health food supplement for athletes, children and elderly. Furthermore, demand for this
Growth and foliar nitrogen status of four plant species exposed to atmospheric ammonia.
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A chamber study was conducted to evaluate the growth response and leaf nitrogen (N) status of four plant species exposed to continuous ammonia (NH3) for 12 weeks (wk). This was intended to evaluate appropriate plant species that could be used to trap discharged NH3 from the exhaust fans in poultry
Management of cold agglutination syndrome.
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Cold haemagglutination syndrome is difficult to treat. Fortunately it seldom needs treating. In most cases cold agglutinins are an incidental finding representing either normality or a benign chronic monoclonal gammopathy that does not cause ill health. Two sorts of symptoms are likely in the more
Diuretic activity of some Withania aristata Ait. fractions.
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We previously reported on the significant dose-dependent diuretic effects produced in laboratory rats by hot water infusions and methanol extracts of Withania aristata Ait., where notable increases were observed in the excretion of water and sodium, with an interesting potassium-saving effect. The
Withanolides from Whitania aristata and their diuretic activity.
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OBJECTIVE
Withania aristata is an endemic plant used traditionally in Canary Islands as a diuretic. In this paper, we report on this pharmacological activity in several extracts of the dry vegetal material collected and the identification and diuretic activity of two withanolides, one of them
Dietary Quality and Adherence to Dietary Recommendations in Patients Undergoing Hemodialysis.
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The multiple dietary restrictions recommended to hemodialysis patients may be difficult to achieve and, at the same time, may result in nutritional deficiencies rendering a poor dietary quality. We here assess the dietary quality and adherence to renal-specific guideline recommendations among
Evaluation of metals in several varieties of sweet potatoes (Ipomoea batatas L.): comparative study.
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Sweet potatoes are a staple in the diet of some people and an excellent source of minerals. Metal monitoring in food, like sweet potatoes, provides basic information on safety aspects in regulatory processes as well as nutritional values. One hundred five samples of three varieties of sweet potatoes
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