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Fish welfare: the state of science by scientometrical analysis

Abstract: In 2014, Brazil produced 474.33 thousand tons of captive-bred fish. In addition, regulatory agencies of animal ethics and welfare have recently encouraged experiments to be done using simpler vertebrates, such as fish. The aim of th

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Impact of Brazilian fish species at early developmental stages on plankton communities and water chemical parameters

Resumo: Effect of larvae of Astyanax altiparanae (AA), Piaractus mesopotamicus (PM), Leporinus obtusidens (LO) and Prochilodus lineatus (PL) on plankton communities and wa ter quality were evaluated. Twenty 500 L tanks were used into a complete

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Volatile chemical composition and bioactivities from Colombian Kyllinga pumila Michx (Cyperaceae) essential oil

Abstract: The essential oil from the fresh leaves of Kyllinga pumila (Michx) was obtained by hydrodistillation and characterized by gas chromato graphy-mass spectrometry (GC-MS). Twenty-eight volatile compounds were identified, major constitu

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Agave syrup as a substrate for inulinase production by Kluyveromyces marxianus NRRL Y-7571

Abstract: The factorial planning was used to plan and optimize inulinase production by the yeast Kluyveromyces marxianus NRRL Y-7571. The experiments were conducted using a Central Composite Design (CCD) 2 2 , at different concentrations o

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PVA-Glutaraldehyde as support for lectin immobilization and affinity chromatography

Abstract: Immobilized lectins are a powerful biotechnolog ical tool for separation and isolation of glycoconjugates. In the present study, polyvinyl alco hol (PVA) and glutaraldehyde (GA) were used as a support for Concanavalin A (Con

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Toxicity at the cellular level of artificial synthetic flavorings

Abstract: The goal of the present study was to evaluate th e cytotoxicity and genotoxicity of artificial synthetic flavoring agents cookie and tutti-fr utti. To this end, root meristem cells of Allium cepa L. were exposed to these su

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Influence of an artificial dam on the fish assemblage of a Neotropical stream

Abstract: The objective of this study was to evaluate the influence of a dam on the ecological parameters of the fish assemblages of a stream of second order of the upper Paraná River basin, southern Brazil. Samplings of abiotic data and icht

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Diet of Poecilia reticulata Peters, 1959 in streams from Paraná River basin: influence of the urbanization

Abstract: This study aimed to assess the diet of Poecilia reticulata in rural (RS) and urban stream (US) and under seasonal influence. We hypothesized that rain fall have a strong negative impact on the diet of the species in the US, due to its abrupt effect on foo

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Validation and application of a measurement scale on environmental practices for high school teachers in Patos, Paraíba

Abstract: The objective was to create, validate and apply a measurement scale on environmental practices for teachers of various educational areas (exact sciences, humanities, natural sciences and Portuguese), from six public high schools i

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Development and characterization of microsatellite markers for Tibouchina hatschbachii (Melastomataceae), an endemic and habitat-restricted shrub from Brazil

Abstract: Tibouchina hatschbachii Wurdack (Melastomataceae) is an autogamous shrub restricted to granite (GO) and sandstone (SO) rock outcrops from subtropical Brazil. We designed primers for the amplification of microsatellite regions for

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Microbiological monitoring in two areas with different levels of conservation in the mangroves of an Ecological Station, Vitoria, ES

Abstract: Mangroves are classified as permanent preserva tion areas and regarded as natural nurseries. However, they have suffered several anthropogenic stresses, resulting in their decline. In the light of that, comes the importance of researching their environment

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Flooding avoidance Triplaris gardneriana Wedd. (Polygonaceae): growth and morpho-anatomical aspects

Abstract: The aim of this study was to an alyze the effect of flooding in Triplaris gardneriana Wedd, cultivated in drained soil (control) and in flooded condition. The experiment was developed in a greenhouse, using plants with 90 da

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Ferns influence on the woody species seedling bank in semi-deciduous forest, Southern Brazil

Abstract: Different species of plants can act as envi ronmental filters affecting the composition, structure and spatial distribution of seeds and seedli ngs of forest species. This study aimed to examine whether the presence of the fern s

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Leaf anatomy of Cordiera sessilis (Vell.) Kuntze (Rubiaceae)

Abstract: A study on the leaf anatomy of Cordiera sessilis (Rubiaceae), a native medicinal shrub from Brazilian Cerrado was carried out to identify features that may be useful in species recognition. Leaves were collected, fixed a

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Bat assemblage of Guaribas Biological Reserve, an Atlantic forest conservation unit in North-eastern Brazil: Results of a two-stage long-term survey

Abstract: Inventories are the basis of every work with biodiversity, with increased importance due to the current environmental crisis. Bats are one of the most diverse groups of mammals, with high ecologic versatility and are good bioindicators to monitor en viro

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