Lippia alba essential oil promotes survival of silver catfish (Rhamdia quelen) infected with Aeromonas sp.

abstract：:The non-dinosaurian dinosauriform silesaurids are the closest relatives of crown-group dinosaurs and are thus, important for understanding the origins of that group. Here, we describe the limb bone histology of the Late Triassic silesaurid Sacisaurus agudoensis from the Candelária Sequence of the Santa Maria Supersequ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Veiga FH,Botha-Brink J,Ribeiro AM,Ferigolo J,Soares MB

更新日期：2019-06-19 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：:Drought is a natural and recurrent phenomenon. It is considered 'a natural disaster' whenever it occurs in an intensive manner in highly populated regions, resulting in significant damage (material and human) and loss (socioeconomic). This paper presents the efforts developed to monitor the impact of drought in the se...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Alvalá RCS,Cunha APMA,Brito SSB,Seluchi ME,Marengo JA,Moraes OLL,Carvalho MA

更新日期：2019-01-01 00:00:00

abstract：:Piper aduncum found naturally in the Amazon and southeastern Brazil, is known for its secondary metabolites that have activity on insects. Anticarsia gemmatalis and Spodoptera frugiperda are among the major insect pests associated with agricultural production. This research evaluated the biological activity of hexane,...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Lucena DC,Bertholdo-Vargas LR,Silva WC,Machado AF,Lopes TS,Moura S,Barros NM

更新日期：2017-07-01 00:00:00

abstract：:Goniopsis cruentata is a common semi-terrestrial crab in Brazilian mangroves and an important fishery resource for traditional communities in the northeastern Brazilian coast. Aiming to contribute to the knowledge about the species, this study evaluated the carapace width and weight growth curves, the relative growth ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Reis CR,Taddei FG,Cobo VJ

更新日期：2015-04-01 00:00:00

abstract：:Sodium chloride is traditionally used as a food additive in food processing. However, because of its high sodium content, NaCl has been associated with chronic diseases. Margarine is a popular product that is used in several preparations, but it includes high sodium content; therefore, it is among the products whose s...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Gonçalves C,Rodrigues J,Júnior H,Carneiro J,Freire T,Freire L

更新日期：2017-01-01 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：:In the present study we analyzed morphological and metabolic alterations in dams nursing small litters and their consequences to offspring throughout lactation. Offspring sizes were adjusted to Small Litter (SL, 3 pups/ dam) and Normal Litter (NL, 9 pups/ dam). Body weight, food intake, white adipose tissue (WAT) cont...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Xavier JLP,Scomparin DX,Pontes CC,Ribeiro PR,Cordeiro MM,Marcondes JA,Mendonça FO,Silva MTD,Oliveira FB,Franco GCN,Grassiolli S

更新日期：2019-03-21 00:00:00

abstract：:The golden mussel, Limnoperna fortunei, is among the most devastating invasive species in freshwater habitats worldwide, leading to severe environmental disturbances and economic losses. Therefore, management efforts would be greatly improved by methods that efficiently detect and quantify the abundance of the golden ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Pie MR,Ströher PR,Agostinis AO,Belmonte-Lopes R,Tadra-Sfeir MZ,Ostrensky A

更新日期：2017-04-01 00:00:00

abstract：:Cyperaceae is an angiosperm family with the greatest diversity of species with Kranz anatomy. Four different types of Kranz anatomy (chlorocyperoid, eleocharoid, fimbristyloid and rhynchosporoid) have been described for this angiosperm family, and the occurrence and structural characteristics of these types are import...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Martins S,Alves M,Scatena VL

更新日期：2015-10-01 00:00:00

abstract：:Broomrapes (Orobanche sp.) are root holoparasitic plants causing severe damage to various families of horticultural crops. A Preliminary survey was carried in tomato fields infested with orobanche in Potohar plateau of Pakistan. Results indicated that each planting bed comprising10-12 tomato plants contained 7-8 paras...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Ahmad T,Ahmad B,Tariq RMS,Syed MZ,Ahmad Z

更新日期：2018-10-01 00:00:00

abstract：:Two major memory systems have been recognized over the years (Squire 1987): the declarative memory system, which is under the control of the hippocampus and related temporal lobe structures, and the procedural or habit memory system, which is under the control of the striatum and its connections. Most if not all learn...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Rossato JI,Zinn CG,Furini C,Bevilaqua LR,Medina JH,Cammarota M,Izquierdo I

更新日期：2006-09-01 00:00:00

abstract：:The structural complexity of galls depends on species-specific interaction driven by the galling taxa. However, the host plant and environment stressors can impose limits on gall developmental patterns and impact the establishment of gall morphology. Herein, we employed qualitative and quantitative approaches in order...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Oliveira DC,Martini VC,Moreira ASFP,Fuzaro L,GonÇalves LA

更新日期：2020-10-19 00:00:00

abstract：:The present study was designed to investigate the ameliorative potential of Ocimum sanctum and its saponin rich fraction in chronic constriction injury-induced neuropathic pain in rats. The chronic constriction injury was induced by placing four loose ligatures around the sciatic nerve, proximal to its trifurcation. T...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Kaur G,Bali A,Singh N,Jaggi AS

更新日期：2015-03-01 00:00:00

abstract：:The in vitro metabolism of a widespread natural product, trachyloban-19-oic acid (1), by the fungal species Mucor plumbeus was studied in a sucrose-yeast liquid medium. Two products were isolated, and their structures were determined by spectroscopic means as 7β-hydroxytrachyloban-19-oic acid (5) and trachyloban-19-O-...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Santos GFD,Takahashi JA

更新日期：2017-01-01 00:00:00

abstract：:the focus ofthis study was to testthe hypothesisthatthere would be no difference betweenthe biocompatibility of silicon dioxide nanofilms used as antimicrobial agents. Sixty male Wistar rats were divided into 4 groups (n=15): Group C (Control,Polyethylene), Group AR (Acrylic Resin), Group NP (Acrylic Resin coated with...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Lacerda-Santos R,Lima ABL,Penha ESD,Santos AD,Carvalho FG,Pithon MM,Dantas AFM

更新日期：2020-04-17 00:00:00

abstract：:The aim of this study was to evaluate the effect of phosphorus (P) on the toxicity of zinc (Zn) for the alga Raphidocelis subcapitata. P was provided in three concentrations: 2.3 x 10-4 mol L-1, 2.3 x 10-6 mol L-1 and 1.0 x 10-6 mol L-1. Algal cells were acclimated to the specific P concentrations before the start of ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Rodgher S,Contador TM,Rocha GS,Espindola ELG

更新日期：2020-11-06 00:00:00

abstract：UNLABELLED:Thirty-five patients (23 males and 12 females), age 35 +/- 13 years old, presenting either idiopathic calcium nephrolithiasis, nephrocalcinosis or mild renal failure with idiopathic calcium nephrolithiasis were selected for the analysis of low molecular weight proteinuria and the possible mutations occurrenc...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Rebelo MA,Tostes V,Araújo NC,Martini SV,Botelho BF,Guggino WB,Morales MM

更新日期：2005-03-01 00:00:00

abstract：:Environmental stimuli exert important effects on the expression of the endogenous rhythms. Daily movements of groups of parrots in response to the light/dark cycle have been studied by several researchers. However, the factors modifying the intrinsic rhythmicity of this behaviour remain little known. This study descri...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Moura LN,Silva ML,Vielliard JM

更新日期：2012-06-01 00:00:00

abstract：:Urolithiasis is a disorder of kidneys in which stones formation occur due to the excessive deposition of minerals in the urinary tract. It affects 12% of the population worldwide. Salvia hispanica seeds are rich source of quercetin which has preventive role in renal stone formation. The study objective was to explore ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Saleem U,Ahmad N,Shah MA,Anwar F,Ahmad B

更新日期：2020-11-16 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：:Analogue experiments were carried out to get insights into the processes governing positive inversion during the foreland propagating thrust tectonics in the southern Serra do Espinhaço, a Brasiliano/Panafrican foldthrust belt in southeast Brazil. In particular, model listric half-grabens were inverted by applying con...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Gomes CJ,Martins-Neto MA,Ribeiro VE

更新日期：2006-06-01 00:00:00

abstract：:Agapanthus (Agapanthaceae) has 10 species described. However, most taxonomists differ respect to this number because the great phenotypic plasticity of the species. The cytogenetic has been an important tool to aid the plant taxon identification, and to date, all taxa of Agapanthus L'Héritier studied cytologically, pr...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Reis AC,Franco AL,Campos VR,Souza FR,Zorzatto C,Viccini LF,Sousa SM

更新日期：2016-01-01 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：:Twenty-two nitrogen-fixing Bacillus azotofixans strains were shown to produce an inhibition zone against themselves in plate assays. The B. azotofixans type strain P3L-5, chosen for further studies, produced inhibition zones against various Bacillus strains and other bacterial genera. This antibacterial substance was ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Seldin L,Penido EG

更新日期：1990-03-01 00:00:00

abstract：:Limnoperna fortunei, an Asiatic rivers bivalve has become a worldwide problematic invasive species causing several water quality and macrofouling problems. In the Neotropical region it was first recorded in 1991 in the Rio de la Plata coast, Buenos Aires province. Since this, it showed a quick upstream invasion into t...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Brugnoli E,Clemente J,Boccardi L,Borthagaray A,Scarabino F

更新日期：2005-06-01 00:00:00

abstract：:In Patagonia, knowledge about the interaction among tephritids and the native flora is very scarce. In this study we identified for the first time two tephritid species (Cecidochares sp. and Neosphaeniscus m-nigrum) associated with the capitula of Chuquiraga avellanedae. This is the first record of a host plant for th...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Martinez FJ,Norrbom AL,Schliserman P,Campanella MV

更新日期：2020-10-12 00:00:00

abstract：:In the Budgerigar Melopsittacus undulatus, the significance of a conspecific alarm call was investigated in two seasons, winter and spring. Two qualitatively different behavioral responses were displayed by the receivers in reply to playbacks: call(s) and/or taking flight(s). The comparative analysis of the number of ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Nicolas G,Fraigneau C,Aubin T

更新日期：2004-06-01 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：:Using Shannon information theory is a common strategy to measure any kind of variability in a signal or phenomenon. Some methods were developed to adapt information entropy measures to bird song data trying to emphasize its versatility aspect. This classical approach, using the concept of bit, produces interesting res...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Piqueira JR

更新日期：2004-06-01 00:00:00