Screening for CLCN5 mutation in renal calcium stone formers patients.

abstract：:Terrestrial impact structures are geological and geomorphological features with particular importance to understand the history and evolution of the planet. Impact structures are scattered around the world but in many countries these features are under threat, essentially due to anthropic factors. Impact structures wi...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Sánchez JP,Brilha JBR

更新日期：2017-04-01 00:00:00

abstract：:The adsorption of Violet Remazol 5R (VR 5) on wood sawdust modified with succinic anhydride (SSA) as a function of contact time, pH, and initial dye concentrations was investigated using a batch technique under ambient conditions. The SSA obtained was confirmed by IR spectroscopy, thermogravimetry and 13C NMR, and deg...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Pinto TF,Bezerra CW,Silva DS,Silva EC Filho,Vieira AP,Airoldi C,Melo JC,Silva HA,Santana SA

更新日期：2016-09-01 00:00:00

abstract：:Properties of L(+) lactate dehydrogenase (LDH) of Electrophorus electricus (L.) electric organ were studied, comparing the substrates pyruvate and lactate. Electric organ LDH is a soluble enzyme with a pH optimum of 7.4 for pyruvate and 9.0 for lactate. The apparent Km was lower for pyruvate (Km = 2.5 X 10(-4) M) than...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Torres-da Matta J,Nery da Matta A,Hassón-Voloch A

更新日期：1976-01-01 00:00:00

abstract：:A performance assessment of active magnetocaloric regenerators using entropy generation minimization is presented. The model consists of the Brinkman-Forchheimer equation to describe the fluid flow and coupled energy equations for the fluid and solid phases. Entropy generation contributions due to axial heat conductio...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Trevizoli PV,Barbosa JR

更新日期：2017-05-01 00:00:00

abstract：:Environmental heterogeneity is a factor which can help explain the higher local species richness. The objective of this study was to test if richness and composition of anurans species are related to available microhabitats and landscape type of sampled sites. We assume that a higher number of microhabitats increase e...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Figueiredo GT,Storti LF,Lourenço-DE-Moraes R,Shibatta OA,Anjos LD

更新日期：2019-07-01 00:00:00

abstract：:Brazil has a high diversity of flies of the genus Drosophila, and part of this richness is represented by the cardini group. We analyzed the fluctuations in the richness and abundance of this group, in environments that had never previously been studied in the northeastern region of Brazil. Among the 28,204 drosophili...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Rohde C,Silva DM,Oliveira GF,Monteiro LS,Montes MA,Garcia AC

更新日期：2014-12-01 00:00:00

abstract：:Penguins identify their mate or chick by an acoustic signal, the display call. This identification is realized in a particularly constraining environment: the noisy world of a colony of thousands of birds. To fully understand how birds solve this problem of communication, we have done observations, acoustic analysis, ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Aubin T

更新日期：2004-06-01 00:00:00

abstract：:This study aimed to measure the wildlife consumption of Euterpe edulis fruit and use this data to discuss management possibilities. To estimate infructescence fruit volume consumed, collectors were installed in fruit-bearing palms. To characterize consumption from the ground, samples were placed next to fruiting palms...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Silva JZD,Reis MSD

更新日期：2019-01-01 00:00:00

abstract：:Citrus aurantium L., commonly known as bitter orange, is widely used in folk medicine, but there is little data in the literature about the effects on pregnancy. The aim of the present study was to evaluate the influence of essential oil obtained from fruits of Citrus aurantium on the maternal reproductive outcome and...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Volpato GT,Francia-Farje LA,Damasceno DC,Oliveira RV,Hiruma-Lima CA,Kempinas WG

更新日期：2015-03-01 00:00:00

abstract：:Estuarine sediments represent important pools of trace metals, released from both anthropogenic and natural sources. Fluctuations in the water column physicochemical conditions, on the other hand, may transfer metals from solid to liquid compartment and resulting in contamination of the surrounding environment. The pr...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Silva CARE,Fonseca EMD,Grotto BW,Souza FES,Baptista JA Neto

更新日期：2017-10-01 00:00:00

abstract：:Arbuscular Mycorrhizae (AM) are mutualistic associations between Arbuscular Mycorrhizal Fungi (AMF) and the roots of many plant species. AMF spores give rise to filaments that develop in the root system of plants and contribute to the absorption of water and some nutrients. This article introduces a semi-automated cou...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Melo CAO,Lopes JG,Andrade AO,Trindade RMP,Magalhães RS

更新日期：2019-10-21 00:00:00

abstract：:Since William James (1890) first distinguished primary from secondary memory, equivalent to short- and long-term memory, respectively, it has been assumed that short-term memory processes are in charge of cognition while long-term memory is being consolidated. From those days a major question has been whether short-te...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Vianna MR,Izquierdo LA,Barros DM,Walz R,Medina JH,Izquierdo I

更新日期：2000-09-01 00:00:00

abstract：:The classic episode of biological invasion: Cochliomyia macellaria (Fabricius, 1775) versus Chrysomya megacephala (Fabricius, 1794) (Diptera: Calliphoridae) - evaluation of the biotic potential. The biotic of the native fly Cochliomyia macellaria and the exotic Chrysomya megacephala was compared, through the reproduct...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Barbosa LS,Couri MS,Coelho VM,Avelino-Capistrano F

更新日期：2016-09-01 00:00:00

abstract：:Specimens of Leptogium collected in ten localities from the State of Rio Grande do Sul were studied. Sixteen species were found of 28 records mentioned to the state, which represents around 57% of the Leptogium diversity known for Rio Grande do Sul. Leptogium exaratum is proposed as a new species. Leptogium atlanticum...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Kitaura MJ,Koch NM,Lucheta F,Käffer MI,Schmitt JL,Pedroso J,Martins SA,Rodrigues AS,Canêz LS

更新日期：2019-02-14 00:00:00

abstract：:The focus of this study was to test the hypothesis that there would be no difference between the biocompatibility of resin-modified glass ionomer cements. Sixty male Wistar rats were selected and divided into four groups: Control Group; Crosslink Group; RMO Group and Transbond Group. The materials were inserted into r...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Mesquita JA,Lacerda-Santos R,Sampaio GAM,Godoy GP,Nonaka CFW,Alves PM

更新日期：2017-01-01 00:00:00

abstract：:In the present work, the ester synthesis in organic media catalyzed by lipases immobilized on chrysotile was studied. Lipases of different sources (Mucor javanicus, Pseudomonas cepacia, Rhizopus oryzae, Aspergillus niger and Candida rugosa) were immobilized on chrysotile, an inexpensive magnesium silicate, and used fo...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Silva JE,Jesus PC

更新日期：2003-06-01 00:00:00

abstract：:This study covers the evaluation of the structure and the capacity in adsorbing orthophosphate ions of kaolinites collected from sampling sites in Manaus (Brazil). The kaolinites were obtained using physical fractioning (sieving/siphoning) techniques and chemical treatment with HCl, H2SO4, H2O2 and KCl. The investigat...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Silva MSE,Lages AS,Santana GP

更新日期：2017-07-01 00:00:00

abstract：:The objective was to evaluate the influence of calving and postpartum characteristics, measured in different genetic predominance, on the postpartum rebreeding. Were evaluated 437 partum from cows that received feeding management consisting of a forage base of the native field and the mating season consisted of 90 day...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Joner G,Alves Filho DC,Brondani IL,Borchate D,Klein JL,Domingues CC,Rodrigues LS,Machado DS

更新日期：2018-08-01 00:00:00

abstract：:Each animal species selects specific microhabitats for protection, foraging, or micro-climate. To understand the distribution patterns of small mammals on the ground and in the understorey, we investigated the use of microhabitats by small mammals in a deciduous forest of southern Brazil. Ten trap stations with seven ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Melo GL,Miotto B,Peres B,Cáceres NC

更新日期：2013-04-01 00:00:00

abstract：:The objective of this trial was to evaluate the behavioral patterns and performance of lactating sows and their litters under the effect of artificial vocalization. Twenty-eight sows and their litters were distributed in a completely randomized design in a 2x2 factorial scheme (artificial vocalization x lactation week...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Moreira RHR,Oliveira RF,Palencia JYP,Lemes MAG,Silva MD,Garbossa CAP,Abreu MLT,Moura GB,Ferreira RA

更新日期：2018-10-01 00:00:00

abstract：:Studies aiming at improving the activity and stability of dispersed W and Mo containing Pt catalysts for the CO tolerance in proton exchange membrane fuel cell (PEMFC) anodes are revised for the following catalyst systems: (1) a carbon supported PtMo electrocatalyst submitted to heat treatments; (2) Pt and PtMo nanopa...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Hassan A,Ticianelli EA

更新日期：2018-04-16 00:00:00

abstract：:Streamwater is affected by several processes in the watershed including anthropogenic activities that result in changes in water quality as well as in the functioning of these stream ecosystems. Therefore, this work aims to evaluate the concentration of major ions (Ca(2+), Mg(2+), Na(+), K(+), NH4(+), NO3(-), NO2(-), ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Silva DM,Camargo PB,McDowell WH,Vieira I,Salomão MS,Martinelli LA

更新日期：2012-12-01 00:00:00

abstract：:It is known that hormones influence significantly the prostate tissue. However, we reported that mating induces an increase in androgen receptors, revealing a neural influence on the gland. These data suggested that somatic afferents (scrotal and genitofemoral nerves) and autonomic efferents (pelvic and hypogastric ne...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Diaz R,Garcia LI,Locia J,Silva M,Rodriguez S,Perez CA,Aranda-Abreu GE,Manzo J,Toledo R,Hernandez ME

更新日期：2010-06-01 00:00:00

abstract：:This study aimed to describe the occurrence, morphology and prevalence of Spirocamallanus krameri, a parasite of Hoplerythrinus unitaeniatus collected in state of Pará, Brazil. The morphological and morphometric characteristics are consistent with the species S. krameri, by having a hexagonal mouth opening, 16 cephali...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Pinheiro RHS,Cardoso PJC,Monks S,Santos JN,Giese EG

更新日期：2020-10-28 00:00:00

abstract：:Amazonian biodiversity is increasingly threatened due to the weakening of policies for combating deforestation, especially in Brazil. Loss of animal and plant species, many not yet known to science, is just one among many negative consequences of Amazon deforestation. Deforestation affects indigenous communities, rive...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Ellwanger JH,Kulmann-Leal B,Kaminski VL,Valverde-Villegas JM,Veiga ABGD,Spilki FR,Fearnside PM,Caesar L,Giatti LL,Wallau GL,Almeida SEM,Borba MR,Hora VPD,Chies JAB

更新日期：2020-04-17 00:00:00

abstract：:D-pinitol is one of the major inositol found in plants and studies suggest its potential hypoglycemic and hypolipidemic actions in diabetic rodents. Here, we investigated the actions of D-pinitol on adiposity, and in lipid and glycemic homeostasis in monosodium glutamate (MSG)-obese mice. Swiss mice received daily sub...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Silva JÚnior JAD,Silva ACVFD,Figueiredo LS,Araujo TR,Freitas IN,Carneiro EM,Ribeiro ES,Ribeiro RA

更新日期：2020-11-20 00:00:00

abstract：:We establish a method for giving lower bounds for the fundamental tone of elliptic operators in divergence form in terms of the divergence of vector fields. We then apply this method to the Lr operator associated to immersed hypersurfaces with locally bounded (r + 1)-th mean curvature Hr + 1 of the space forms Nn+ 1(c...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Bessa GP,Jorge LP,Lima BP,Montenegro JF

更新日期：2006-09-01 00:00:00

abstract：:The genus Lippia (Verbenaceae) comprise around 160 species spread out mainly in South and Central Americas with few African species, some of them with potential medicinal use. Brazil is one the most important centers of diversity with approximately 75% of the species described so far. Innumerous species are endemic an...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Sousa SM,Torres GA,Viccini LF

更新日期：2012-12-01 00:00:00

abstract：:The altered expression of the SOX2 transcription factor is associated with oncogenic or tumor suppressor functions in human cancers. This factor regulates the migration and invasion of different cancer cells. In this study we investigated the effect of constitutive SOX2 overexpression on the migration and adhesion cap...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Drakulic D,Vicentic JM,Schwirtlich M,Tosic J,Krstic A,Klajn A,Stevanovic M

更新日期：2015-03-01 00:00:00

abstract：:Some membrane characteristics of the isolated electrocyte of the Sachs organ are presented as function of temperature. Excitability curves are shown for electrocytes kept in standard saline at different temperatures. It is shown that rheobase varies directly with temperature. Apparently membrane resistance varies from...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Esquibel MA,Negreiros J,Gawryszewski LG

更新日期：1980-09-01 00:00:00