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Streptococcus mutans and actinomyces naeslundii interaction in dual-species biofilm
(2020-02-01)
The study of bacterial interaction between Streptococcus mutans and Actinomyces naeslundii may disclose important features of biofilm interspecies relationships. The aim of this study was to characterize—with an emphasis ...
Bidens pilosa (Black Jack) Standardized Extract Ameliorates Acute TNBS-induced Intestinal Inflammation in Rats
(Georg Thieme Verlag Kg, 2020-03-01)
Bidens pilosa is an herb popularly used to treat inflammation, hemorrhoids, fever, and gastric ulcers with reported pharmacological activities and chemical composition that sustain its selection as a potential intestinal ...
Dynamical environment and surface characteristics of asteroid (16) Psyche
(Oxford Univ Press, 2020-01-01)
Radar observations show that (16) Psyche is one of the largest and most massive asteroids of the M-class located in the main belt, with a diameter of approximately 230 km. This fact makes Psyche a unique object since ...
Uniaxial dielectric media with hyperbolic dispersion relations
(John Wiley & Sons Inc, 2006-02)
Planewave propagation with hyperbolic/hyperboliclike characteristics in uniaxial dielectric media is investigated. The phase velocity is positive with respect to the time-averaged Poynting vector for both evanescent and ...
Classical characterization techniques to reveal the structural model of nanocomposites with bimetallic monolayers of porphyrins
(American Chemical Society, 2016-08)
Nanocomposites with bimetallic monolayers of porphyrins were prepared. The well-ordered metalloporphyrin monolayers covalently linked to the gold surface produce an important increase of the B band (∼400 nm) shifted 20 nm ...
Characterization of the anticorrosive properties in bismuth-titanate films obtained by the sol-gel method
(Journal of Physics: Conference SeriesInglaterra, 2019-11-29)
Sol-gel synthesis has been used since 1950 to prepare oxides. The method is attractive because the processes of obtaining the oxides are developed at room temperature; products with high purity and homogeneity are obtained, ...
Quality changes in fresh chives (Allium Schoenoprasum L.) during refrigerated storage
(Wiley Blackwell Publishing, Inc, 2009-12)
This study investigates quality changes in fresh chives stored at 0 and 4C during 21 and 14 days, respectively. The product was packaged in trays and covered with polyvinyl chloride films. Weight loss, surface color, total ...
Optimization of parameters in electron probe microanalysis
(John Wiley & Sons Ltd, 2001-09)
A method for the refinement of atomic and experimental parameters applicable to several spectroscopic techniques is presented. This kind of procedure, previously used in x-ray diffraction, is shown to be a powerful tool ...
Roberto Arlt en sus biografías
(2013-12)
El artículo reflexiona sobre las biografías del escritor argentino Roberto Arlt como un estudio de caso a partir del cual analizar aspectos formales y compositivos del género. Su hipótesis general sostiene que las biografías ...
Chemical and microbiological characteristics of Llama's (Lama Glama) milk from Argentina
(A V A Agrarverlag, 2008-04)
The objetive of this study was to evaluate the chemical characteristics, fatty acid composition and microbiological quality of llamas (Lama glama) milk from Tucuman, Argentina. Good nutritional properties were determined ...