Mostrando 10 resultados de: 15
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scopus(15)
Blood parameters and heavy metal in tissues of sucker mounth fish Pterygoplycthys multiradiatus of orinoco river, Venezuela
ArticleAbstract: In this work, a biochemical and hematol ogical profile and distribution of essential (Cu, Fe, Zn, CaPalabras claves:Bio-chemical parameters, Heavy Metals, Hemoglobin, Pterygoplichthys multiradiatusAutores:Astudillo H., Centeno L., Lemus M., Luisa Rojas de Astudillo, Moreno C., Raquel Salazar-Lugo, Vargas A.Fuentes:scopusAcrylamide/acrylic acid and acrylamide/poly(acrylic acid) hydrogels: Study of their remediation capacity in industrial effluents
ArticleAbstract: Hydrogels were synthesized from ammonium persulphate (PSA), N, N′-methylenebisacrylamide (MBAAm), acPalabras claves:Hydrogel, Removal of metals ions, swellingAutores:Bejarano L., De Gascue B.R., Katime I., Luisa Rojas de Astudillo, Murillo M., Prin J.L., Ramírez M., Torres C., Villarroel H.Fuentes:scopusDistribution behavior and toxicity of metals and sulfur in pore water surface sediments of the gulf of saco Cariaco, estado sucre, Venezuela
ArticleAbstract: Because the criterion of sediment quality, derived from the partition equilibrium model, argues thatPalabras claves:Bioavailability, diffusion, Polyacrylamide hidrogel, Sediment qualityAutores:Bucarito J., De Gascue B.R., Fuentes M.V.H., Luisa Rojas de Astudillo, Prin J.L.Fuentes:scopusDistribution of total and organic mercury in superficial soils in the upper Manzanares River watershed, Sucre State, Venezuela
ArticleAbstract: Total and organic mercury contents were determined from samples of surface soils (0-5 cm), sieved atPalabras claves:Manzanares River, Mercury, methylmercury, Soils, VENEZUELAAutores:Escalona A.A., Luisa Rojas de Astudillo, Martínez G., Ramirez A., Rojas-Challa Y.Fuentes:scopusHeavy metal distribution in superficial sedimenta ta Saco, Gulf of Cariaco, Sucre, Venezuela
ArticleAbstract: The Gulf of Cariaco is a marine ecosystem with high primary productivity, which gives it an ecologicPalabras claves:Geochemical fractions, Gulf of cariaco, Heavy Metals, sequential extraction, VENEZUELAAutores:Diaz A., Luisa Rojas de Astudillo, María Valentina Fuentes H., Martínez G.Fuentes:scopusHeavy metals and related biomarkers in Perna viridis (Bivalvia: Mytilidae) collected on the coast of Sucre State, Venezuela
ArticleAbstract: The green mussel Perna viridis has been used as a sentinel organism in marine and coastal ecosystemPalabras claves:Antioxidant defenses, Heavy Metals, hemocytes, Lysozymes, Perna viridisAutores:Barreto M., Edgar Zapata-Vívenes, Luisa Rojas de Astudillo, Sánchez G.Fuentes:scopusHeavy metals in green mussel (Perna viridis) and oysters (Crassostrea sp.) from Trinidad and Venezuela
ArticleAbstract: Heavy metal concentrations were monitored in edible soft tissues of shellfish from Trinidad and VenePalabras claves:Autores:Agard J., Bekele I., Hubbard R., Luisa Rojas de Astudillo, Yen I.C.Fuentes:scopusHeavy metals in sediments, mussels and oysters from Trinidad and Venezuela
Conference ObjectAbstract: The Gulf of Paria is bordered by both Trinidad and Venezuela, from which various metallic pollutantsPalabras claves:Gulf of Paria, Heavy Metals, Mussels, Oysters, SedimentsAutores:Bekele I., Luisa Rojas de Astudillo, Yen I.C.Fuentes:scopusMetallothioneins in Perna viridis (Bivalvia: Mytilidae): Seasonal variation and its relation to reproductive biology
ArticleAbstract: Metallothionein is a cytosolic protein found in a variety of tissues and have been involved in the rPalabras claves:Biometric indices, Gametogenic cycle, metallothionein, Perna viridisAutores:Chung K., Lemus M., Luisa Rojas de Astudillo, Rojas N.Fuentes:scopusPresence and sources of aromatic polycyclic hydrocarbons in superficial sediments at the cariaco gulf sac, Venezuela
ArticleAbstract: The presence, concentration and sources of 14 selected polycyclic aromatic hydrocarbons (PAHs), amonPalabras claves:Autores:Dakdouk S., Escalona A.A., Fuentes H.M.V., Luisa Rojas de Astudillo, Ramirez A.Fuentes:scopus