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The role of the vagus nerve in the generation of cardiorespiratory interactions in a neotropical fish, the pacu, Piaractus mesopotamicus
(Springer, 2009-08-01)
The role of the vagus nerve in determining heart rate (f (H)) and cardiorespiratory interactions was investigated in a neotropical fish, Piaractus mesopotamicus. During progressive hypoxia f (H) initially increased, ...
Metal fluxes at the sediment-water interface in rivers in the Turvo/Grande drainage basin, So Paulo State, Brazil
(Springer Heidelberg, 2012-12-01)
Purpose The Turvo/Grande drainage basin (TGDB), located in the northwestern region of So Paulo state, covers an area of 15,983 km(2). The region is typically regarded as agricultural by the So Paulo State Environmental ...
Identification of the antimicrobial substances produced by Solanum palinacanthum (Solanaceae)
(Academia Brasileira de Ciências, 2008-09-01)
Com vistas a descobrir antimicrobianos de origem natural para uso terapêutico ou para a preservação de alimentos, o extrato metanólico das partes aéreas de Solanum palinacanthum foi submetido a fracionamentos direcionados ...
Validated high-performance liquid chromatographic method for the standardisation of Ptychopetalum olacoides Benth., Olacaceae, commercial extracts
(Sociedade Brasileira de Farmacognosia, 2010-11-01)
Ptychopetalum olacoides Benth., Olacaceae, popularmente conhecida como marapuama, muirapuama ou miriantã, é uma espécie nativa da região da Amazônia do Brasil. Extratos das cascas da planta são tradicionalmente usados por ...
Chemical composition of Rhodocyclus gelatinosus biomass produced in poultry slaughterhouse wastewater
(Brazilian Archives of Biology and Technology, 2003-03-01)
Rhodocyclus gelatinosus R1 foi cultivado fotoautotroficamente em águas residuais de abatedouro de aves dentro de colunas de vidro (90x670 mm) durante sete dias a 31 ± 4ºC, sob anaerobiose e intensidade luminosa ...
Effect of Ionic Liquid on the Determination of Aromatic Amines as Contaminants in Hair Dyes by Liquid Chromatography Coupled to Electrochemical Detection
(Mdpi Ag, 2012-07-01)
The room temperature ionic liquid (IL) 1-butyl-3-methylimidazolium bis-(trifluorometanesulfonyl) imide BMIm[NTf2] was used as a novel medium for improvement of separation and quantization of 16 aromatic amines typically ...
Development and application of methods for determination of residual monomer in dental acrylic resins using high performance liquid chromatography
(Wiley-Blackwell, 2006-04-01)
Two high-performance liquid chromatographic methods for determination of residual monomer in dental acrylic resins are described. Monomers were detected by their UV absorbance at 230 nm, on a Nucleosil((R)) C-18 (5 mu m ...
A representação discursiva da identidade do adolescente no Folhateen
(Universidade Estadual Paulista (Unesp), 2006-08-09)
O presente trabalho tem por objetivo analisar a construção da identidade do adolescente a partir de representações discursivas na mídia, especificamente na representação presente na coluna de cartas do leitor do suplemento ...
Validation of an immunoassay method for the determination of traces of carbaryl in vegetable and fruit extracts by liquid chromatography with photodiode array and mass spectrometric detection
(Elsevier B.V., 1998-10-09)
A competitive enzyme-linked immunosorbent assay (ELISA) method for carbaryl quantitation in crop extracts was validated by liquid chromatography (LC) with diode array detection (DAD). For this purpose, six crops (banana, ...
REDUCTION OF CELL PROLIFERATIVE ACTIVITIES OF GASTRIC STUMP ADENOMATOUS HYPERPLASIAS AFTER BILE REFLUX DIVERSION IN RATS
(Oxford University Press, 1993-09-01)
Previously we reported the majority of lesions induced hy bile reflux, in the absence of chemical carcinogens, in the rat remnant stomach to consist primarily of gastric type and secondarily of intestinal type cells, and ...