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Chemical composition, healing activity and toxicity of Croton lechleri latex
ArticleAbstract: The dermal healing activity and acute toxicity of Croton lechleri latex were evaluated using WistarPalabras claves:Autores:Diego Omar Cevallos-Verdesoto, Gastón García Simón, Gladys Carmita Jaramillo Jaramillo, Luisa Rojas de Astudillo, Osmany Cuesta-Rubio, Zaldua J.Fuentes:scopusBlood 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:scopusDetection of thiols using hydroquinone on gold surface
Book PartAbstract: Benzene, declared as an environmental contaminant, has commonlybeen used as an industrial solvent, aPalabras claves:1,3-Propanedithiol, 1,4-Benzoquinone, 2-Propene-1-thiol, Hydroquinone, XPSAutores:Gómez R.B., Luisa Rojas de Astudillo, Tremont R.J.Fuentes:scopusConcentrations of alkaloids, cyanogenic glycosides, polyphenols and saponins in selected medicinal plants from Ecuador and their relationship with acute toxicity against Artemia salina
ArticleAbstract: Alkaloids, polyphenols, cyanogenic glycosides and saponins are among the main chemical compounds synPalabras claves:ARTEMISIA ABSINTHIUM, Cnidoscolus aconitifolius, Parthenium hysterophorus, Piper carpunya, secondary metabolites, TARAXACUM OFFICINALEAutores:Anyi Jaramillo Espinoza, D’armas H., Gladys Carmita Jaramillo Jaramillo, L. Troccoli, Luisa Rojas de AstudilloFuentes: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:scopusElectrochemical study of 1,4-benzoquinone on gold surface modified
ArticleAbstract: The electrochemical behavior of 1,4-benzoquinone has been studied immobilizing this molecule on a goPalabras claves:1,3-Propanedithiol, 1,4-Benzoquinone, 2-Propene-1-thiol, CV, GOLD, SAMAutores:Brito-Gómez R., Luisa Rojas de Astudillo, Rivera L., Tremont R.J.Fuentes:scopusEstimating the degree of functionalization in polypropylenes treated with peroxide in plant (polypropylene of controlled rheology) modified with acrylamide and diethylmaleate
ArticleAbstract: In this paper, Polypropylene (PP), before and after being chemically modified with peroxide (PP-peroPalabras claves:Acrylamide, Diethylmaleate, FTIR, Functionalization, grafting, Peroxide, PolypropyleneAutores:De Gascue B.R., Luisa Rojas de Astudillo, Prin J.L., Rojas I.Fuentes:scopusEcophysiology of Aloe vera (L.) Burm. f. in Guayacán, Península of Araya, Sucre State, Venezuela
ArticleAbstract: The ecophysiology of Aloe vera was studied in two plots, plot A far from the sea and B plot near thePalabras claves:Autores:Franco-Salazar V., Luisa Rojas de Astudillo, Véliz J.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:scopus