RSS 1.0Centro de Estudos Ambientais (CEA) - Rio Claro
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Educação e gestão ambiental
Tornisielo, Sâmia Maria Tauk
(Congresso de Extensão Universitária, 2001) [Resumo]
Principalmente na década dos anos 60 e nos anos que a sucederam, o homem vem experimentando uma queda abrupta da qualidade de vida decorrente da acelerada degradação ambiental. Nem mesmo as inúmeras leis, decretos e normas ... -
In situ selective determination of methylmercury in river water by diffusive gradient in thin films technique (DGT) using baker's yeast (Saccharomyces cerevisiae) immobilized in agarose gel as binding phase
Tafurt-Cardona, Makenly; Eismann, Carlos Eduardo ; Suárez, Carlos Alfredo ; Menegário, Amauri Antonio ; Silva Luko, Karen ; (Analytica Chimica Acta, 2015) [Artigo]
Saccharomyces cerevisiae immobilized in agarose gel as binding phase and polyacrylamide as diffusive layer in the diffusive gradient in thin films technique (DGT) was used for selective determination of methylmercury (MeHg). ... -
Evaluation of the genotoxicity of waters impacted by domestic and industrial effluents of a highly industrialized region of So Paulo State, Brazil, by the comet assay in HTC cells
Manzano, Barbara Cassu; Roberto, Matheus Mantuanelli ; Hoshina, Marcia Miyuki ; Menegario, Amauri Antonio ; Marin-Morales, Maria Aparecida (Environmental Science And Pollution Research, 2015) [Artigo]
The problems that most affect the quality of the waters of rivers and lakes are associated with the discharges performed in these environments, mainly industrial and domestic effluents inappropriately treated or untreated. ... -
Cádmio, chumbo, cromo, mercúrio e níquel nos rios do estado de São Paulo e em peixes do Rio Sorocaba (São Paulo, Brasil)
Castro, Neemias de (Universidade Estadual Paulista (UNESP), 2002) [Dissertação de mestrado]
To verify the levels of concentration of some heavy metals in fishes from Sorocaba river (São Paulo, Brazil) and evaluate if this contamination offers health risks to the fishermen, 63 samples of fishes collected from four ... -
Ultrasonic waves: Bioeffects on yeast cells
Domingos, R. N.; ; ; ; Menegario, A. A. ; (Microbes In Applied Research: Current Advances And Challenges, 2012) [Trabalho apresentado em evento]
Applications of ultrasound were starting from 1912 with the primary objective the detection of icebergs on prevention of maritime accidents. Algae, fish deaths and destruction were observed in the vicinity of sonar that ... -
Multielemental evaluation of garbage bags by EDXRF
; ; Menegario, Amauri Antonio; (International Journal Of Environmental Analytical Chemistry, 2014) [Artigo]
Garbage bags have been broadly used for collecting household waste in Brazil and worldwide. Many of these bags are made from recycled polymers, and the presence of harmful elements is a matter of concern. In this study, ... -
Evaluation of Fe uptake and translocation in transgenic and non-transgenic soybean plants using enriched stable Fe-57 as a tracer
; Menegario, Amauri A.; (Metallomics, 2014) [Artigo]
A tracer experiment is carried out with transgenic T (variety M 7211 RR) and non-transgenic NT (variety MSOY 8200) soybean plants to evaluate if genetic modification can influence the uptake and translocation of Fe. A ... -
Speciation analysis of inorganic arsenic in river water by Amberlite IRA 910 resin immobilized in a polyacrylamide gel as a selective binding agent for As(v) in diffusive gradient thin film technique
Rolisola, Ana M. C. M.; Suarez, Carlos A. ; Menegario, Amauri A. ; Gastmans, Didier ; Kiang, Chang H. ; Colaco, Camila D. ; Garcez, Daniel L. ; (Analyst, 2014) [Artigo]
In this study, a method is proposed for the selective retention of As(v) using diffusive gradient in thin film (DGT) samplers containing a strongly basic anion exchange resin (Amberlite IRA 910) supported on a polyacrylamide ... -
Determination of mercury in river water by diffusive gradients in thin films using P81 membrane as binding layer
Colaco, Camila Destro; Marques Yabuki, Lauren Nozomi ; Rolisola, Ana Marta ; Menegario, Arnaud Antonio ; ; Suarez, Carlos Alfredo ; ; ; (Talanta, 2014) [Artigo]
In this work, a device based on diffusive gradients in thin films (DGT) was evaluated for the determination of Hg(II) in river water. The DGT device was assembled with a cellulose phosphate ion exchange membrane (P81 ... -
Measurements of labile Cd, Cu, Ni, Pb, and Zn levels at a northeastern Brazilian coastal area under the influence of oil production with diffusive gradients in thin films technique (DGT)
(Science Of The Total Environment, 2014) [Artigo]In this work, the ability of the diffusive gradients in thin films technique (DGT) was evaluated for monitoring the concentrations, and estimating the availability, of metals at a northeastern Brazilian coastal area under ... -
Short-term effects of fire on small rodents in the Brazilian Cerrado and their relation with feeding habits
; Briani, Denis C. (International Journal of Wildland Fire, 2013) [Artigo]
We investigated the short-term (up to 60 days) fire effects on small rodents and their relation to feeding habitats in the fire-prone Cerrado of central Brazil, the most species-rich savanna in the world. We conducted ... -
Viabilidade da Disposição de Lodo Secundário da Ete de Araraquara (SP) em Argissolo Vermelho
Brito, Ana Paula Ferreira de; Fuess, Lucas Tadeu ; Menegário, Amauri Antônio ; Jiménez-Rueda, Jairo Roberto ; Garcia, Marcelo Loureiro (Geociências, 2013) [Artigo]
No tratamento de águas residuárias o acúmulo de materiais sólidos (lodo) é comumente verificado ao final dos processos, cuja disposição apresenta-se como problemática e dispendiosa. Dentre as formas de reaproveitamento do ... -
Determination of in situ speciation of manganese in treated acid mine drainage water by using multiple diffusive gradients in thin films devices
de Oliveira, Rodrigo Lopes F.; Pedrobom, Jorge H. ; Menegário, Amauri A. ; Domingos, Roberto N. ; ; Kiang, Chang Hung (Analytica Chimica Acta, 2013) [Artigo]
Acid mine drainage (AMD) is a serious environmental problem that creates acidic solution with high Mn concentrations. The speciation of residual Mn from AMD after an active treatment involving the addition of a neutralizing ... -
Are there available nowadays significant numbers of analytical methods for speciation in environmental studies? Who is able to handle speciation analysis, University or Commercial Laboratories or both? How many laboratories?
Menegário, Amauri Antonio (Brazilian Journal of Analytical Chemistry, 2010) [Artigo]
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Fatty acid production by four strains of Mucor hiemalis grown in plant oil and soluble carbohydrates
Tauk-Tornisielo, Sâmia M.; Vieira, Joelma Maurício ; Cecília, Maria ; Carneiro, V. S. ; Govone, José Silvio (African Journal of Biotechnology, 2007) [Artigo]
Four Mucor hiemalis strains (M1, M2, M3 and M4), isolated from soil at a depth of 0 - 15 cm in the Juréia-Itatins Ecology Station (JIES), in the state of São Paulo, Brazil and were evaluated for the production of γ-linolenic ... -
Optimization of xylanase biosynthesis by Aspergillus japonicus isolated from a Caatinga area in the Brazilian state of Bahia
Simões, Maria Lúcia Garcia; Tauk-Tornisielo, Samia Maria (African Journal of Biotechnology, 2006) [Artigo]
The objective of this research was to investigate the potential of xylanase production by Aspergillus japonicus and to determine the effects of cultivation conditions in the process, aiming toward optimization of enzyme ... -
Effects of deltamethrin pyrethroid on the respiratory metabolism of the neotropical spirostreptid millipedes Gymnostreptus olivaceus and Plusioporus setiger
; ; Penteado, Carlos H.S.; (Revista Brasileira de Toxicologia, 2004) [Artigo]
The effects of deltamethrin on the respiratory metabolism of Gymnostreptus olivaceus and Plusioporus setiger were investigated. Acetone solutions corresponding to half the LD50 values, i.e., 20 μg.g-1g for G. olivaceus and ... -
Patterns of honey storage in nests of the neotropical paper wasp Polistes simillimus Zikán, 1951 (Hymenoptera, Vespidae)
; Gobbi, Nivar (Sociobiology, 2003) [Artigo]
This study describes, for the first time, the occurrence of two patterns of honey storage in nests of the paper wasp Polistes simillimus. During the period of January of 1997 to September of 2000 we visited 262 colonies ... -
Isolamento de fungos produtores de ácido γ-linolênico de solo da Estação Ecologica de Juréia-Itatins, SP
Ruegger, Marcelo José Silveira; Tauk-Tornisielo, Sâmia Maria ; (Revista de Ciencias Farmaceuticas, 2002) [Artigo]
Fungi producing γ-linolenic acid (GLA) were isolated from soil of the Ecological Station of Juréia-Itatins, SP. This essential fatty acid has aroused great interest due to its increasing by applications in pharmaceutical ... -
Cumulative effects of vinasse on the characteristics of red-yellow latosols under cerrado vegetation
Tauk-Tornisielo, Sâmia Maria; Malagutti, Eleni Nadai (International Journal of Ecology and Environmental Sciences, 1997) [Artigo]
Vinasse, a liquor effluent from the alcohol and sugar making industry, was applied annually for twelve years to medium-textured red-yellow latosols under cerrado vegetation sensu stricto, to study the environmental impacts ...