Standardization of a method to study angiogenesis in a mouse model.

abstract：:Amazon river turtles are increasingly threatened by habitat loss and alteration due to the Brazilian energy policy based on construction of hydroelectric dams, meanwhile, populational studies remain scarce. We described the population structure, and established body allometric relationships of Podocnemis unifilis in t...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Miorando PS,Giarrizzo T,Pezzuti JC

更新日期：2015-10-01 00:00:00

abstract：:Dietary supplements in many countries such as the USA do not require registration prior to commercialization. The Agência Nacional de Vigilância Sanitária (ANVISA) registers substances with functional properties as foods. Lutein is a carotenoid with antioxidant activity available on the market. However, no regulatory ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Anselmo CS,Mendes TC,Cabral LM,Sousa VP

更新日期：2018-07-01 00:00:00

abstract：:The study of radiation entrance and exit dynamics and energy consumption in a system is important for understanding the environmental processes that rule the biosphere-atmosphere interactions of all ecosystems. This study provides an analysis of the interaction of energy in the form of photosynthetically active radiat...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Curado LF,Musis CR,Cunha CR,Rodrigues TR,Pereira VM,Nogueira JS,Sanches L

更新日期：2016-09-01 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：:A new species of the reticulatus species group, C. castelloni Santarém and Felippe-Bauer, is described and illustrated based on female specimens from the state of Amazonas, Brazil. A systematic key, wing photographs and table with numerical characters of females and a synopsis of 24 species of the Culicoides reticulat...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Santarém MC,Farias ES,Felippe-Bauer ML

更新日期：2015-04-01 00:00:00

abstract：:A new azhdarchoid pterosaur from the Upper Cretaceous of Patagonia is described. The material consists of an incomplete edentulous lower jaw that was collected from the upper portion of the Portezuelo Formation (Turonian-Early Coniacian) at the Futalognko site, northwest of Neuquén city, Argentina. The overall morphol...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Kellner AWA,Calvo JO

更新日期：2017-01-01 00:00:00

abstract：:Antitumor activity of Agaricus subrufescens has been shown on vegetative mycelium and basidiocarp. However, few studies have assessed the effect of A. subrufescens cultivation conditions and extraction methods on antitumor activity. This study evaluated the effect of nitrogen concentration on the cultivation medium of...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Bertéli MB,Lopes AD,Colla IM,Linde GA,Colauto NB

更新日期：2016-10-01 00:00:00

abstract：:A simple and reliable method for the measurement of sodium and potassium in blood serum without any sample dilution by using flow injection and atomic absorption spectrophotometry is described. A sample throughout of 100 measurements per hour is possible. Matrix problems have not been encountered. The coefficient of v...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Burguera JL,Burguera M,Gallignani M

更新日期：1983-06-01 00:00:00

abstract：:The infrared spectrum (amide I' region) of Kunitz soybean trypsin inhibitor (SBTI) was obtained in D2O solution and resolved into Gaussian components. A prominent broad band centered at 1643 cm-1 is shown on the unresolved spectrum, which is usually assigned to N-deuterated peptide groups in an unordered structure, si...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Ventura MM

更新日期：1989-01-01 00:00:00

abstract：:This paper presents a sedimentological and stratigraphical study of Quaternary (Middle to Late Pleistocene/Holocene) continental carbonates outcrops inside Pantanal Basin and its surroundings, especially in Serra da Bodoquena, Pantanal do Miranda and Corumbá/Ladário plateau, in the state of Mato Grosso do Sul, as well...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Oliveira EC,Rossetti DF,Utida G

更新日期：2017-05-01 00:00:00

abstract：:Four new N-alkyl-2-mercapto-1-octylamine hydrochlorides were synthesized via the reaction of 1,2-epithio-octane with corresponding amines following by conversion to the hydrochlorides. The disulfides were obtained by oxidation of the respective thiols. Upon biological assay of the products for activity against infecti...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Vieira Filho SA,Nelson DL,Piló-Veloso D

更新日期：1986-12-01 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：:Observations on the ecology of silvatic Triatominae are still fragmentary, principally because target species in control process are almost exclusively domestic. Report of silvatic species invading human dwellings must lead research to be focused on their original ecology, in order to assist in understanding their pro...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Noireau F,Carbajal-de-la-Fuente AL,Lopes CM,Diotaiuti L

更新日期：2005-09-01 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：:Long-term potentiation (LTP) is the enhancement of postsynaptic responses for hours, days or weeks following the brief repetitive afferent stimulation of presynaptic afferents. It has been proposed many times over the last 30 years to be the basis of long-term memory. Several recent findings finally supported this hyp...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Izquierdo I,Cammarota M,Da Silva WC,Bevilaqua LR,Rossato JI,Bonini JS,Mello P,Benetti F,Costa JC,Medina JH

更新日期：2008-03-01 00:00:00

abstract：:Candidiasis has become an important concern for clinical practice, especially with the increasing incidence of immunocompromised patients. In this scenario, the development resistance to fluconazole presents a challenge for treating these opportunistic infections. The aim of this study was to evaluate some epidemiolog...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Neves-Junior A,Cartágenes-Pinto AC,Rocha DA,de Sá LF,Junqueira Mde L,Ferreira-Pereira A

更新日期：2015-08-01 00:00:00

abstract：:This study presents the bioreduction of six β-ketoesters by whole cells of Kluyveromyces marxianus and molecular investigation of a series of 13 β-ketoesters by hologram quantitative structure-activity relationship (HQSAR) in order to relate with conversion and enantiomeric excess of β-stereogenic-hydroxyesters obtain...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Oliveira SSS,Bello ML,Rodrigues CR,Azevedo PL,Ramos MCKV,Aquino-Neto FR,Fiaux SB,Dias LRS

更新日期：2017-07-01 00:00:00

abstract：:This study investigates the relationships between yield and evaporation as a function of lake morphology in semi-arid Brazil. First, a new methodology was proposed to classify the morphology of 40 reservoirs in the Ceará State, with storage capacities ranging from approximately 5 to 4500 hm3. Then, Monte Carlo simulat...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Campos JN,Lima IE Neto,Studart TM,Nascimento LS

更新日期：2016-05-31 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：:This article aims to identify and suggest data science strategies to strengthen scientific research in astronomy. The improvements in data workflow performance that can be provided by these strategies can be crucial to the multimessenger astronomy (MMA). A special focus is given to the treatment of raw data in the con...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Rosa RR

更新日期：2020-09-28 00:00:00

abstract：:The Caatinga's black snake Boiruna sertaneja is a Pseudoboini species, endemic of the Caatinga biome. It is rare and fits in five traits that suggest it deserve more attention in reproduction research and conservation policies. Here we provide information on reproductive biology of B. sertaneja by adding new data abou...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Guedes T,Guedes A

更新日期：2020-01-01 00:00:00

abstract：:Epigeic coleopteran species are linked by complex trophic webs and implicated in several ecosystem services for agriculture. Although there are reports of ground-dwelling Coleopterans inhabiting main extensive agroecosystems, their assemblages in horticultural crops in Argentina have been little explored. We examined ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Rouaux J,Cabrera N,MartÍnez AS,Posse MC,Luna MG

更新日期：2020-01-01 00:00:00

abstract：:Pterosaurs possess skeletal pneumatization, which can be assessed externally through the observation of pneumatic foramina. These foramina vary in position, shape, and number among taxa. Here we propose new characters referring to the position and number of pneumatic foramina present in cervical and dorsal vertebrae o...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Buchmann R,Rodrigues T

更新日期：2019-01-01 00:00:00

abstract：:Aged skin, featured with dryness and wrinkles, has received mounting attention due to its adverse influences on beauty. β-Sitosterol and vermicularin are two common active ingredients of Thamnolia vermicularis (Sw.) Ach., a traditional Chinese medicine, of which the anti-aging effect has been discovered. Their protect...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Haiyuan YU,Shen X,Liu D,Hong M,Lu Y

更新日期：2019-12-02 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：: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：:Pharmaceutical care is a professional practice seeking the responsible provision of drug therapy by identifying, resolving, and preventing Drug-Related Problems (DRP). The study aims to describe and evaluate the impact of pharmaceutical care given to patients being treated for tuberculosis (TB). Study concurrent, long...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Lopes ARV,Miranda SS,Ceccato MDGB,Silveira MR,Resende NH,Carvalho WS

更新日期：2017-10-01 00:00:00

abstract：:Geopropolis is a special type of propolis produced by stingless bees. Several pharmacological properties have been described for different types of geopropolis, but there have been no previous studies of the geopropolis from Melipona mondury. In this study, we investigated the antioxidant, antibacterial, and antiproli...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Santos TLAD,Queiroz RF,Sawaya ACHF,Lopez BG,Soares MBP,Bezerra DP,Rodrigues ACBC,Paula VF,Waldschmidt AM

更新日期：2017-01-01 00:00:00

abstract：:Cesium atomic beam clocks have been the workhorse for many demanding applications in science and technology for the past four decades. Tests of the fundamental laws of physics and the search for minute changes in fundamental constants, the synchronization of telecommunication networks, and realization of the satellite...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Ahmed M,Magalhães DV,Bebeachibuli A,Müller ST,Alves RF,Ortega TA,Weiner J,Bagnato VS

更新日期：2008-06-01 00:00:00

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