15 articles in this issue
Jerko Ledic-Neto, Geovana Dotta, Patrícia Garcia, Aline Brum, Eduardo Luis Tavares Gonçalves, Maurício Laterça Martins (Autor)
The objective of this study was to investigate the influence of dietary supplementation with propolis on hematology and number and area of melanomacrophage centers in spleen and kidney of tilapia. After acclimation, fish (24.7 ± 7.4 gmean weight) were dis... see more
Lírio Luiz Dal Vesco, Rosete Pescador, Jenny Paola Corredor Prado, Leocir José Welter, Miguel Pedro Guerra (Autor)
The induction of nodular culture (NC) and the subsequent development of microshoots of V. reitzii are considered an in vitro propagation model-system with high regenerative performance. Current research analyzed the determinant factors of the in vitro mor... see more
Flavia Maria Kazue Kurita, Vivian Tamaki (Autor)
In various ecosystems, many plants have been reduced in number or even eliminated from natural habitats, including the endangered ornamental romeliadAlcantareaimperialis(Carrière) Harms. Thein vitro c... see more
Joana Gerent Voges, Rafael Fonseca Benevenuto, Yohan Fritsche, Miguel Pedro Guerra (Autor)
The asymbiotic technique of orchid seeds germination is an important method of mass production of seedlings. Studies on the best culture conditions for each species are important to obtain seedlings in less time and at lower costs. Current analysis evalua... see more
Mariana Cristina Serragiotto, Edvard Elias de Souza Filho, Edivando Vitor do Couto, Gislaine Iachstel Manetta, Evanilde Benedito (Autor)
The present study examined the influence of the availability of riparian vegetation and C3 emergent aquatic macrophytes on carbon assimilation by Prochilodus lineatus. The vegetal cover of these producers, available at 30 m of the bank, for the terrestria... see more
Maria da Salete Gurgel Costa, Renato de Carvalho Batista, Rodrigo Gurgel-Gonçalves (Autor)
Phacellodomus Reichenbach, 1853, comprises nine species of Furnariids that occur in South America in open and generally dry areas. This study estimated the geographic distributions of Phacellodomus species in South America by ecological niche mo... see more
Daniela de Carvalho Melo, Alvino Pedrosa Ferreira, Leandro Guedes Pereira dos Santos Leal, Elivan Arantes de Souza, Alan Loures-Ribeiro, Antonio Emanuel Barreto Alves de Sousa (Autor)
Fifty-six villages along the coast of the State of Paraíba, Brazil, were visited to determine and map the occurrence of Amazona amazonica (Linnaeus, 1766). Search was conducted with binoculars and the residents of each locality were interviewed using a qu... see more
Simone Cristine Izidoro, Adriana Knob (Autor)
Many fungi are used in order to extract products from their metabolism through bioprocesses capable of minimizing adverse effects caused by agro-industrial wastes in the environment. The aim of this study was to evaluate the xylanase production by an Aspe... see more
Mairon César Coimbra, Ana Hortência Fonsêca Castro (Autor)
Pyrostegia venusta (the orange trumpet or commoly called cipó-de-São-João in Brazil), a medicinal plant that grows with other plants, has an ecological importance due to the presence of nectaries on the leaves. The aim of this work was to study structural... see more
Taciana Keila dos Anjos Ramalho, Cláudia Helena Cysneiros Matos, André Laurênio de Melo, Carlos Romero Ferreira de Oliveira, Tatiane Gomes Calaça Menezes, Juliana Kelly de Lima Silva (Autor)
Leaf domatia are cavity-shaped structures of different types or tufts of hairs located at the junction between ribs on the abaxial surface of the leaf blades of various families of angiosperms, serving as protection against phytophagous organisms by harbo... see more
Jade Cabestre Venancio, Samara Siqueira Emerich, Nayra Thaís Delatorre Branquinho, Fernando Carlos de Sousa, Maria Raquel Marçal Natali, Edmara Aparecida Baroni (Autor)
Fumonisins (FBs) are mycotoxins produced by Fusarium molds. Several works have shown contamination of maize by this toxin. Fumonisin B1 (FB-1) is found in greatest proportion (about 70%), resistant to several industrialization processes. In that context, ... see more
Barbara Maichak de Carvalho, Marco Fábio Maia Corrêa, Alejandra Volpedo (Autor)
The aim of this study was to analyze the morphology and morphometry of lapillus otoliths of the catfishes Cathorops spixii and Genidens genidens from the coast of Paraná State, Brazil. We used 147 lapillus from C. spixii and 96 from G. genidens, of differ... see more
Rodrigo Yudi Fujimoto, Mikaelle de Souza Neves, Rudã Fernandes Brandão Santos, Claudinei da Cruz, Daniel Guerreiro Diniz, Jorge Costa Eiras (Autor)
Fish commonly known as acaris or plecos are freshwater armored catfish economically important as a food resource and as ornamental fish. Most of these species are captured in the Amazon region. However, despite its economic importance, there is a lack of ... see more
Glauco Baptista Franco Bueno, Julio Cesar Cenci de Aguiar, Sonia Maria Cursino dos Santos (Autor)
This study aimed to evaluate the community structure of metazoan parasites of Trichiurus lepturus from Ubatuba, Brazil. Fifty fish were collected in February 2008. Our statistical approach consisted in evidencing the most interesting infrapopulations, in ... see more
Letícia Cucolo Karling, Luiza Paula Conceição Lopes, Ricardo Massato Takemoto, Gilberto Cezar Pavanelli (Autor)
Tereancistrum paranaensis sp. n. is described from the gills of Schizodon borellii (Boulenger 1900) (Characiformes) from the upper Paraná river floodplain, Brazil. The new species is mainly characterized by morphology of copulatory complex, dorsal anchor ... see more