Search Results - "Barbosa, I. R."

Risk assessment of pesticides detected in surface water of the Alqueva reservoir (Guadiana basin, southern of Portugal) by Palma, P., Köck-Schulmeyer, M., Alvarenga, P., Ledo, L., Barbosa, I.R., López de Alda, M., Barceló, D.

“…The purpose of this study was to evaluate the potential impact of the pesticides detected in the Alqueva reservoir (Guadiana Basin, South Iberian Peninsula) on…”
Get full text

Risk assessment of representative and priority pesticides, in surface water of the Alqueva reservoir (South of Portugal) using on-line solid phase extraction-liquid chromatography-tandem mass spectrometry by Palma, P., Kuster, M., Alvarenga, P., Palma, V.L., Fernandes, R.M., Soares, A.M.V.M., López de Alda, M.J., Barceló, D., Barbosa, I.R.

“…Surface waters located in intensive agricultural areas are more vulnerable to the pesticides contamination, which is a major concern if the water is intended…”
Get full text

Effects of atrazine and endosulfan sulphate on the ecdysteroid system of Daphnia magna by Palma, P., Palma, V.L., Matos, C., Fernandes, R.M., Bohn, A., Soares, A.M.V.M., Barbosa, I.R.

“…The ecdysteroid system is used by crustaceans and other arthropods as the major endocrine signalling molecules, regulating processes such as molting and…”
Get full text

Assessment of the pesticides atrazine, endosulfan sulphate and chlorpyrifos for juvenoid-related endocrine activity using Daphnia magna by Palma, P., Palma, V.L., Matos, C., Fernandes, R.M., Bohn, A., Soares, A.M.V.M., Barbosa, I.R.

“…The water flea Daphnia magna belongs to the cyclical parthenogenic species, which can reproduce by either parthenogenesis or sexual reproduction. Recent…”
Get full text

Integrated environmental assessment of freshwater sediments: a chemical and ecotoxicological approach at the Alqueva reservoir by Palma, P, Ledo, L, Soares, S, Barbosa, I. R, Alvarenga, P

“…In order to study the pollution of an aquatic ecosystem, it is necessary to analyze not only the levels of chemical pollutants in water, but also those…”
Get full text

Acute Toxicity of Atrazine, Endosulfan Sulphate and Chlorpyrifos to Vibrio fischeri, Thamnocephalus platyurus and Daphnia magna, Relative to Their Concentrations in Surface Waters from the Alentejo Region of Portugal by Palma, P., Palma, V. L., Fernandes, R. M., Soares, A. M. V. M., Barbosa, I. R.

“…Ecotoxicological effects of the herbicide atrazine and the insecticides endosulfan sulphate and chlorpyrifos were evaluated using a test battery comprising…”
Get full text

Embryo-toxic effects of environmental concentrations of chlorpyrifos on the crustacean Daphnia magna by Palma, P., Palma, V.L., Fernandes, R.M., Bohn, A., Soares, A.M.V.M., Barbosa, I.R.

“…Chlorpyrifos is a non-systemic organophosphorus insecticide leading to the inhibition of the enzyme cholinesterase. Nowadays, this insecticide is widely used…”
Get full text

Spatial and temporal variability of the water and sediments quality in the Alqueva reservoir (Guadiana Basin; southern Portugal) by Palma, P., Ledo, L., Soares, S., Barbosa, I.R., Alvarenga, P.

“…The purpose of this work was to evaluate the dynamic of the water quality from the Alqueva reservoir (Guadiana River Basin, Portugal) and identify the most…”
Get full text

Endosulfan sulphate interferes with reproduction, embryonic development and sex differentiation in Daphnia magna by Palma, P., Palma, V.L., Fernandes, R.M., Soares, A.M.V.M., Barbosa, I.R.

“…Endosulfan sulphate is the transformation product of endosulfan and it is the most frequent form of surface water contamination with endosulfan. The aim of…”
Get full text

Acute and chronic toxicity of dimethylsulfoxide to Daphnia magna by BARBOSA, I. R, MARTINS, R. M, SA E. MELO, M. L, SOARES, A. M. V. M

“…The organic solvents acetone, ethanol, methanol, dimethylformamide, and triethylene glycol are commonly used to facilitate the solubilization or introduction…”
Get full text

PERICARDIAL TUBERCULOSIS IN A PATIENT WITH REFRACTORY PERICARDIAL EFFUSION AND USE OF DASATINIB: CASE REPORT by YVS Oliveira, IR Barbosa, MFR Dezan, LS Lopes, TR Farina, RL Uliano, LM Oliveira, LC Palma

“…Cardiovascular events have been reported in patients with chronic myeloid leukemia (CML) using tyrosine kinase inhibitors (TKIs). This study reports the…”
Get full text

Above-ground biomass and the fate of carbon after burning in the savannas of Roraima, Brazilian Amazonia by Barbosa, Reinaldo Imbrozio, Fearnside, Philip Martin

“…Above-ground biomass (live + dead), was estimated pre- and post-burn in eight types of savanna ecosystem in Roraima, in the extreme northern part of the…”
Get full text

LINFOMA PRIMÁRIO DE EFUSÃO - UM RELATO DE CASO by BL Souza, JF Lopes, MG Duarte, MM Dias, ACB Bomfim, GG Heck, MJS Vasconcelos, WWF Costa, MFR Dezan, IR Barbosa

“…Introdução: O linfoma efusivo primário é um grupo de linfomas raros associado à imunossupressão e ao HIV. Clínica com derrames cavitários sem acometimento…”
Get full text

RELATO DE CASO: LEUCEMIA MIELOIDE AGUDA RELACIONADO À TERAPIA DIAGNOSTICADO DURANTE O TRATAMENTO DE LINFOMA LINFOBLÁSTICO T by TR Farina, YVS Oliveira, RL Uliano, MFR Dezan, IR Barbosa, LS Lopes, ALBL Marinho

“…Objetivo: Descrever um raro caso de leucemia mieloide aguda (LMA) com inv(16)/CBFB::MYH11 diagnosticada durante o tratamento de um linfoma linfoblástico T e as…”
Get full text

RELATO DE CASO: DEFICIÊNCIA LEVE DO FATOR VII by RL Uliano, WWF Costa, IR Barbosa, MB Catto, GG Heck, TR Farina, MG Duarte, ACB Bomfim, YVS Oliveira, ALBL Marinho

“…Objetivo: Relatar rara desordem de coagulação por deficiência hereditária do fator VII. Material e métodos: As informações para este relato foram coletadas a…”
Get full text

SÍNDROME DE GUILLAIN-BARRÉ COMO COMPLICAÇÃO PARANEOPLÁSICA DE LINFOMA DIFUSO DE GRANDES CÉLULAS B: UM RELATO DE CASO by MFR Dezan, LS Lopes, RBD Santos, YVS Oliveira, TR Farina, RL Uliano, IR Barbosa, BL Souza, CAD Junior, FRC Silva

“…Objetivo: Relatar uma complicação neurológica paraneoplásica atípica em Linfoma Não-Hodgkin. Material e métodos: As informações deste trabalho foram obtidas…”
Get full text

Amazon forest biomass: intra- and interspecific variability in wood density drive divergences in Brazil’s far north by Farias, HLS, Pequeno, PACL, Silva, WR, Melo, VF, Carvalho, LCDS, Perdiz, RDO, Citó, AC, Fearnside, PM, Barbosa, RI

“…Wood density (WD) is an important functional trait of tree species. Understanding spatial WD variability as a function of environmental determinants improves…”
Get full text

HEMATOPOIESE EXTRAMEDULAR INTRATORÁCICA NA DOENÇA FALCIFORME: RELATO DE CASO by IR Barbosa, YVS Oliveira, FA Silva, MFR Dezan, TR Farina, RL Uliano, LS Lopes, JF Lopes, BL Souza, ALBL Marinho

“…Introdução: A hematopoiese extramedular é um fenômeno compensatório em resposta a incapacidade da medula óssea de atender a demanda física. O fígado e o baço…”
Get full text

RECONHECIMENTO E TRATAMENTO PRECOCE DE LINFO-HISTIOCITOSE HEMOFAGOCÍTICA: RELATO DE CASO by JF Lopes, GG Heck, MJS Vasconcelos, ACB Bomfim, MM Dias, BL Souza, WWF Costa, MG Duarte, IR Barbosa, JA Paula

“…Introdução: A linfo-histiocitose hemofagocítica (HLH) consiste em uma síndrome clínica caracterizada por desbalanço imunológico com excesso de atividade de…”
Get full text

Fire frequency and area burned in the Roraima savannas of Brazilian Amazonia by Barbosa, Reinaldo Imbrozio, Fearnside, Philip Martin

“…Estimates were made of the percentage of area burned and the fire frequency in different ecosystems of non-anthropic savannas located in the north and…”
Get full text