解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::Gabapentin has antihyperalgesic action, decreasing central sensitization in neuropathic pain models; this effect depends on the mobilization of endogenous pain control pathways. This study aims to investigate the contribution of the endocannabinoid system to the antihyperalgesic action of gabapentin. Mus musculus Swis...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020191155
更新日期:2020-12-14 00:00:00
abstract::Candida is a human fungal pathogen that causes a wide range of diseases. Candida albicans is the main etiologic agent in these diseases; however, infections can be caused by non-albicans Candida species. Virulence factors such as biofilm production, which protect the fungus from host immunity and anti-fungal drugs, ar...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020200703
更新日期:2020-12-11 00:00:00
abstract::Osteoporosis is a metabolic disorder characterized by a loss of bone mass and structure and increasing the risk of fragility fractures, mostly among postmenopausal women. Sheep is a recognized large animal model for osteoporosis research. An experimental group of ewes (3-4 years old) was subjected to ovariectomy (OVX)...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020200435
更新日期:2020-12-07 00:00:00
abstract::The Jequiezinho River is a temporary river. In the urban stretch it is impacted, with perennial flow coming from domestic sewage and rainwater. This study evaluated the geochemical distribution and potential mobility of some metals (Pb, Co, Ca, Cr, Mg, Cu, Fe, Mn, Ni and Zn) in sediments of the Jequiezinho River. Sedi...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190558
更新日期:2020-11-27 00:00:00
abstract::Physiological levels of reactive oxygen species (ROS) are important for intracellular and extracellular redox regulation in signaling and defense processes. Strenuous exercise can also contribute to this imbalance, and the muscle fatigue, evidenced by impaired strength or power generation, can be caused by various rea...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章,随机对照试验
doi:10.1590/0001-3765202020191551
更新日期:2020-11-20 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020201382
更新日期:2020-11-20 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020200067
更新日期:2020-11-16 00:00:00
abstract::The aim of this work was to investigate the phenolic content and antioxidant capacity of infusions of commercial herb samples (fennel, anise, peppermint, lemon grass and lemon balm) popularly consumed in Brazil. The infusion preparation for phenolic extraction was optimized using multivariate planning. Spectrophotomet...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190646
更新日期:2020-11-11 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020190050
更新日期:2020-11-06 00:00:00
abstract::Spatial variation in the environment may be an important source of morphological variation in many organisms. Tadpoles are valuable model organisms for studies of morphological variation, and in particular, the evaluation of the relationship between environmental and morphological variables. In heterogeneous environme...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020181171
更新日期:2020-11-02 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020180721
更新日期:2020-10-28 00:00:00
abstract::The enigmatic genus Stenocrates Burmeister has 52 species that are widely distributed from Mexico to Argentina, but mainly in South America. In the present study, the larva of the third instar and pupa of Stenocrates agricola Dechambre & Hardy, 2004 are described and illustrated based on specimens from Argentina, this...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190967
更新日期:2020-10-23 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020181002
更新日期:2020-10-19 00:00:00
abstract::Sea anemones are considered as polyphagous opportunistic predators and it has been suggested that their diet reflects the structure of the community they inhabit. The feeding ecology of intertidal species is an interesting topic to study due to their wide variety of strategies to obtain food. In this sense, we studied...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190520
更新日期:2020-10-19 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020191524
更新日期:2020-10-12 00:00:00
abstract::The trial was conducted to evaluate the supplementation of E. coli phytase on performance, weight and ash of bones, as well as to determine the bioavailability of P and cost/benefit of its use in diets. A total 1,890 Cobb male day old chicks were assigned to six treatments and seven replicates with 45 birds each, dist...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3756202020180826
更新日期:2020-10-12 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020200861
更新日期:2020-09-28 00:00:00
abstract::Antagonistic interactions among predators have the potential to dampen top-down impacts on a shared pest. Strong cannibalism by adults and larvae on eggs along with a stronger intraguild predation by Eriopis connexa on Cycloneda sanguinea (Coccinellidae) than vice versa had been documented. The intensity and direction...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020181163
更新日期:2020-07-31 00:00:00
abstract::The degradation kinetics of vitamin C in different citrus juice types (tangerine, grapefruit, orange and lime) were investigated during four hours storage at temperatures of 4 and 25°C under different storage conditions in terms of light and oxygen presence. The loss of vitamin C at each sample followed the first-orde...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190328
更新日期:2020-06-12 00:00:00
abstract::Eimeriosis is caused by a protozoan parasite of the genus Eimeria and infection affecting most domestic animal species. The aim of this research was to comprehend the impact of selenium nanoparticles (SeNPs) on eimeriosis induced by Eimeria papillata in mouse jejunum, and how they work as antioxidants and anti-apoptot...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020191107
更新日期:2020-06-03 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020181120
更新日期:2020-04-17 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
pub_type: 杂志文章,评审
doi:10.1590/0001-3765202020191375
更新日期:2020-04-17 00:00:00
abstract::The characteristic of immersion, involvement and motivation have made serious games an important tool to be used in the medical field. However, there are people that, having some sort of physical disability, are not able to, or do not feel motivated to play. This work presents a strategy to support human- computer int...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190273
更新日期:2020-02-17 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
pub_type: 杂志文章
doi:10.1590/0001-3765202020190588
更新日期:2020-01-01 00:00:00
abstract::Breast cancer is the most frequent and lethal neoplastic disease among women worldwide. Psidium Guajava is a promising functional food against cancer, owing to a variety of bioactive compounds. This study aimed to evaluate the anticarcinogenic potential of Pedro Sato (PS), Hitigio (HI) and Tsumori (TS) guava cultivars...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020191500
更新日期:2020-01-01 00:00:00
abstract::Sugarcane crop conventional tillage has been replaced by deep soil preparation with few studies about its effect on soil quality and sustainability. The aim of this study was to assess structural volumes ina dystrophic Red-Yellow Latosol subjected to conventional tillage (CT) and deep localized soil tillage (DLST) to ...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190450
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
pub_type: 杂志文章
doi:10.1590/0001-3765202020181391
更新日期:2020-01-01 00:00:00
abstract::Extreme climatic events and their hazards have strong impact on society. Urban areas in Brazil are especially vulnerable to the impact of such events due to their rapid growth and inappropriate infrastructure. Viçosa is a mid-sized city in Southeastern Brazil that has been experiencing issues associated with urban exp...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190388
更新日期:2020-01-01 00:00:00
abstract::The objective of this study was to estimate variance components for performance and carcass traits in a paternal broiler line. The (co)variance components were estimated by the restricted maximum likelihood method applied to the animal model, including the fixed effect of group (sex and hatch) and additive genetic and...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020180697
更新日期:2020-01-01 00:00:00
abstract::The Commelina erecta L. (C. erecta) also known as erva-de-santa-luzia is reported by local population to have medical properties against some pathological conditions. In this study, two extracts of C. erecta leaves (aqueous and ethanolic) were phytochemically analysed and evaluated for their in-vitro antioxidant activ...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020190491
更新日期:2020-01-01 00:00:00
abstract::Pathogenic microbial detection and control in laboratory animal facilities is essential to guarantee animal welfare, data validity and reproducibility. Helicobacter spp. are known to affect mice health, what may interfere with experimental outcomes. This study aimed to screen for Helicobacter spp. in mice from animal ...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020191517
更新日期:2020-01-01 00:00:00
abstract::In the province of Misiones (Argentina), the filling of the Yacyretá Reservoir (Argentina-Paraguay) to its final dimensions in 2011 formed new aquatic ecosystem, e.g., Garupá Stream was converted into a subreservoir. Reports have been made in this stream of adult individuals and spawning of the Family Sciaenidae, exce...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020180783
更新日期:2020-01-01 00:00:00
abstract::This paper records the first occurrence of the genus Myrmicium Westwood, 1854 in the Cretaceous of Gondwana and describes it as a new species Myrmicium araripterum sp. nov, based on the most complete specimen of this genus yet known, which represents the largest specimen of the grade "Symphyta" ever found in the Crato...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020200479
更新日期:2020-01-01 00:00:00
abstract::Anticarsia gemmatalis Hübner, 1818 (Lepidoptera) is a major pest of soybean in the Brazil. It is known that the reduction of proteolytic activity by the ingestion of protease inhibitors reduces digestion and larval development of the insects. Control via inhibition of the digestive enzymes necessitates deeper knowledg...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765202020180477
更新日期:2020-01-01 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
pub_type: 杂志文章
doi:10.1590/0001-3765201920181088
更新日期:2019-12-02 00:00:00
abstract::Lutjanids are marine fish and commonly inhabit coral reefs, which have migratory habits and feed in a general way, due to these characteristics, are susceptible to infections by parasites, such as cuculanid nematodes. This work aimed to report for the first time, the occurrence of Dichelyne (Dichelyne) bonacii in Braz...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765201920190544
更新日期:2019-12-02 00:00:00
abstract::Fifty-five adult Dicrocoelium rileyi Macy, 1931 parasitizing Tadarida brasiliensis (Geoffroy, 1824) from Durango, Nuevo Leon, Puebla, Zacatecas and Mexico State were morphologically described and morphometrically analyzed. To evaluate the degree of variation among populations from the five localities, 27 morphometric ...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765201920180436
更新日期:2019-11-25 00:00:00
abstract::The purpose of this study was to assess the effect of different carbohydrate and lipid (CHO/L) ratios on the performance and energy metabolism of hybrid catfish (♂Pseudoplatystoma corruscans × ♀ Pseudoplatystoma fasciatum). One hundred and sixty-eight fish (104.9±16.5 g BW) were distributed into 24 100-L tanks. The ex...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765201920190075
更新日期:2019-11-25 00:00:00
abstract::This study investigated the ability of formulation containing Zingiber officinale (ginger) to reverse health changes promoted by unhealthy diet in Wistar rats. Five compounds from the gingerol family and three from the shogaol family were identified in the chromatographic analyzes of the extract. The animals were fed ...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765201920180975
更新日期:2019-11-11 00:00:00
abstract::Black Mulberry (Morus nigra L.) belongs to Moraceae family. The present study evaluated the possible genotoxic and/or protective activities of black mulberry fruit juice (BMFJ), in vitro, using mitomycin C (MMC) as a positive control, by chromosomal aberrations and micronucleus assays. Human lymphocytes were treated w...
journal_title:Anais da Academia Brasileira de Ciencias
pub_type: 杂志文章
doi:10.1590/0001-3765201920190337
更新日期:2019-10-28 00:00:00