Acta Scientiarum. Biological Sciences

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Antioxidant activity and physicochemical analysis of passion fruit (Passiflora glandulosa Cav.) pulp native to Cariri region

Abelardo Barbosa Moreira Lima-Neto

Márcia Maria Mendes Marques

Francisca Noélia Pereira Mendes

Ícaro Gusmão Pinto Vieira

Derlange Belizário Diniz

Maria Izabel Florindo Guedes

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Abstract: The objective of this study was to determin e the proximal composition, the physical and chemical characteristics and the in vitro antioxidant capacity (DPPH, ABTS and FRAP) of the pulp of the wild passion fruit ( Passiflora glandulosa Cav.

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DOI: https://doi.org/

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Optimized acid hydrolysis of the polysaccharides from the seaweed Solieria filiformis (Kützing) P.W. Gabrielson for bioethanol production

George Meredite Cunha de Castro

Norma Maria Barros Benevides

Maulori Curié Cabral

Rafael de Souza Miranda

Enéas Gomes Filho

Maria Valderez Ponte Rocha

Márjory Lima Holanda Araújo

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Abstract: The seaweeds are bio-resource rich in sulfat ed and neutral polysaccharides. The tropical seaweed species used in this study ( Solieria filiformis ), after dried, shows 65.8% (w/w) carbohydrate, 9.6% (w/w) protein, 1.7% (w/w) lipi

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The use of biomarkers for assessing effects of pollutant stress on fish species from a tropical river in Southeastern Brazil

Claudio Nona Morado

Francisco Gerson Araújo

Iracema David Gomes

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Abstract: Biomarkers are measurements within an organism that respond to environmental effects and are used as tools in bioassessment programs si nce they reflect physiological changes induced by exposure to pollutants. The hepatosomatic in

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Opportunistic diet of Triportheus nematurus (Characiformes: Triportheidae) in Southern Pantanal ponds: influences of temporal availability and abundance of resources

Douglas Alves Lopes

Kelly Regina Ibarrola Vieira

Rafael da Silva Mota

Mateus Rojas Franco de Souza

Fabio Edir dos Santos Costa

Fernando Paiva

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Abstract: The aim of this study was to investigate the diet composition and feeding strategies of Triportheus nematurus at the Miranda-Abobral floodplain region and evaluate if the temporal phenomenon of the flood pulse has influenced in the diet comp

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Report of Sphenochernes camponoti (Beier, 1970) (Pseudoscorpiones, Chernetidae) in phoresy on Fanniidae (Diptera)

André Felipe de Araujo Lira

Everton Tizo-Pedroso

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Abstract: Phoresy is a common dispersal behavi or among pseudoscorpions. Neotropical pseudoscorpions, mainly from the North and Northeas t regions of Brazil, are known for their dispersal relationships with beetles and fl

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Analysis of social and environmental practices related to conscious consumption of students from public education of Sertão Pernambucano, Brazil

Anna Fernanda Beatriz Amorim Cavalcante

Edevaldo Silva

Robson Victor Tavares

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Abstract: This research aimed to analyze socio-envi ronmental practices related to the conscious consumption of students of Sertão Pernambucano. A total of 174 high school students from two public schools were interviewed through a

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Prediction of mutations on structure primase of the archaeonSulfolobus solfataricus

Eden Silva e Souza

Michely Correia Diniz

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Abstract: All living organisms need a DNA replication mechanism and it has been conserved in the three domains of life throughout evolutionary process. Primase is the enzyme responsible for synthesizing de novo RNA primers in DNA replication.

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Ecotypes and virulence factors of Salmonella spp. detected in shrimp farms in Ceara-Brazil

Fatima Cristiane Teles de Carvalho

Marina Teresa Torres Rodriguez

Francisca Gleire Rodrigues de Menezes

Oscarina Viana de Sousa

Ernesto Hofer

Regine Helena Silva dos Fernandes Vieira

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Abstract: Our objective was to group in ecotypes 12 serovars of Salmonella isolated from shrimp farming environments in the State of Ceara (Northeast Brazil). Groupi ng was done based on genotypic virulence factors. Two groups based on

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Detection of microorganisms, endotoxins and aluminum in mobile dialysis services

Priscila Rodrigues de Jesus

Joana Angélica Barbosa Ferreira

Hércules Rezende Freitas

Shirley de Mello Pereira Abrantes

Victor Augustus Marin

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Abstract: Hemodialysis water and dialysates are fundam ental in the treatment of kidney disease. During just one hemodialysis session , 120 liters of dialysate are consumed . Thus, it is essential that the parameters of chemical and m

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Tolerance to Polycyclic Aromatic Hydrocarbons (PAHs) by filamentous fungi isolated from contaminated sediment in the Amazon region

Hilton Marcelo de Lima Souza

Lindimar Rosas Barreto

Adolfo José da Mota

Luiz Antonio de Oliveira

Hiléia dos Santos Barroso

Sandra Patricia Zanotto

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Abstract: Tolerance to Polycyclic Hydrocarbons Arom atic (PAHs) is considered an important characteristic when assessing the bioremediation pote ntial of microorganisms. Given this, the objective of this research was to assay filamentous fungi from

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Petroleum biodegrading and co-resistance to antibiotics by Serratia marcescens strain isolated in Coari, Amazonas

Ferdyanne Beatriz Sabóia Peixoto

Jean Charles da Cunha Peixoto

Enedina Nogueira de Assunção

Elise Miranda Peixoto

José Odair Pereira

Spartaco Astolfi-Filho

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Abstract: Serratia marcescens is a Gram-negative bacillus, anaerobic facultative belonging to the family Enterobacteriaceae. S. marcescens strains are able to grow in the presence of different xenobiotic compounds, among them, petroleum and heavy metals. Xen

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Dynamics in global DNA methylation and endogenous polyamine levels during protocorm-like bodies induction of Cattleya tigrina A. Richard

Vivian Almeida

Hugo Pacheco de Freitas Fraga

Bruno Bachiega Navarro

Miguel Pedro Guerra

Rosete Pescador

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Abstract: Cattleya tigrina is endemic to the Atlantic forest biome and classified as vulnerable in the Red Book of Brazilian Flora. In vitro techniques comprise valuable tools for the conservation of endangered plant species. The aim of the p

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Braga nasuta (Cymothoidae): an ectoparasite of the Giant Amazonian fish Arapaima gigas (Osteoglossidae) fingerlings cultured in the Amazon region in Northern Brazil

Elson Cardoso de Jesus

Lucas Cardoso

Tamiris Henrique Ferreira

Mauricio Laterça Martins

Marília Danyelle Nunes Rodrigues

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Abstract: Isopods Cymothoidae are organi sms that parasitize several fish species, both marine and freshwater, provoking important physiological al terations and secondary infections. The genus Braga was proposed to harbor three species of

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Age and density of eggs of Helicoverpa armigera influence on Trichogramma pretiosum parasitism

Vitor Zuim

Hígor de Souza Rodrigues

Dirceu Pratissoli

Jorge Braz Torres

Débora Ferreira Melo Fragoso

Regiane Cristina Oliveira de Freitas Bueno

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Abstract: This study evaluated the parasitism of Trichogramma pretiosum Riley (Hymenoptera: Trichogrammatidae) on eggs of Helicoverpa armigera Hübner (Lepidoptera: Noctuidae) at different ages and densities. The rates of parasitism and emergen

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