V. Oliveira

Publications90
h-index20
Citations1,224
Highly Influential Citations49
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Microbial diversity associated with algae, ascidians and sponges from the north coast of São Paulo state, Brazil.
Little is known about the microbial diversity associated with marine macroorganisms, despite the vital role microorganisms may play in marine ecosystems. The aim of the present study was to… Expand
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Biodegradation and detoxification of p-nitrophenol by Rhodococcus wratislaviensis
An indigenous bacterial strain capable of utilizing p-nitrophenol (PNP) as the sole carbon, nitrogen and energy source was isolated from a river sediment in Buenos Aires (Argentina). The 16S rDNA… Expand
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Diversity analyses of microbial communities in petroleum samples from Brazilian oil fields
Abstract Recent studies of oil fields have shown that the microbial diversity is represented by bacteria and archaea of wide distribution, and that many of these organisms have potential to… Expand
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Screening for hydrocarbon biodegraders in a metagenomic clone library derived from Brazilian petroleum reservoirs [Org. Geochem. 41 (2010) 675―681]
Metagenomics has been successfully applied to isolate novel biocatalysts from diverse environments and functional screening has been used as the primary technique to identify clones carrying the… Expand
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Identification of Genes and Pathways Related to Phenol Degradation in Metagenomic Libraries from Petroleum Refinery Wastewater
Two fosmid libraries, totaling 13,200 clones, were obtained from bioreactor sludge of petroleum refinery wastewater treatment system. The library screening based on PCR and biological activity assays… Expand
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Evaluation of the diversity of rhizobia in Brazilian agricultural soils cultivated with soybeans
The diversity of rhizobia in agricultural soils planted with soybean (Glycine max L.) and managed under conventional or notillage practices was evaluated by using a combination of trap-host capture… Expand
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Analysis of the composition of bacterial communities in oil reservoirs from a southern offshore Brazilian basin
The aim of this study was to characterize and compare the bacterial community structure of two distinct oil samples from a petroleum field in Brazil by using both molecular, based on the construction… Expand
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Screening and Production Study of Microbial Xylanase Producers from Brazilian Cerrado
Hemicelluloses are polysaccharides of low molecular weight containing 100 to 200 glycosidic residues. In plants, the xylans or the hemicelluloses are situated between the lignin and the collection of… Expand
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Bioaugmentation strategy employing a microbial consortium immobilized in chitosan beads for oil degradation in mesocosm scale.
A bacterial consortium composed by four metagenomic clones and Bacillus subtilis strain CBMAI 707, all derived from petroleum reservoirs, was entrapped in chitosan beads and evaluated regarding… Expand
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Microbial Hydrocarbon Degradation: Efforts to Understand Biodegradation in Petroleum Reservoirs
The understanding of the phylogenetic diversity, metabolic capabilities, ecological roles, and community dynamics taking place in oil reservoir microbial communities is far from complete. The… Expand
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