Results: 455

Análise da sazonalidade da tuberculose nas capitais brasileiras e Distrito Federal, Brasil, no período de 2001 a 2019

Existe uma limitação de trabalhos na literatura acerca da sazonalidade da tuberculose (TB) no hemisfério sul, o que torna necessário o preenchimento dessa lacuna de conhecimento para a região. O estudo objetiva analisar se existe sazonalidade da incidência de TB nas capitais brasileiras do Brasil e...

Genetic, sociodemographic and lifestyle factors associated with serum 25-hydroxyvitamin D concentrations in Brazilian adults: the Pró-Saúde Study

This study aims to investigate factors associated with serum 25-hydroxyvitamin D [25(OH)D] concentration in Brazilian adults considering sociodemographic and lifestyle factors, as well as vitamin D-related single nucleotide polymorphisms (SNPs). This is a cross-sectional study (n = 491; 34-79y; 251 ...

Role of beneficial microbes with nitrogen and phosphorous levels on canola productivity

Braz. j. biol; 82 (), 2022
A research was conducted to evaluate the impact of various nitrogen and phosphorus levels along with beneficial microbes to enhance canola productivity. The research was carried out at Agronomy Research Farm, The University of Agriculture Peshawar in winter 2016-2017. The experiment was conducted in rand...

Notes on the biological development of the darkling beetle Blaps nefrauensis nefrauensis Seidlitz, 1893 (Coleoptera: Tenebrionidae)

Braz. j. biol; 82 (), 2022
Several endemic species of Blaps occur in Tunisia, and the species Blaps nefrauensis nefrauensis has been reported in Moulares (urban zone in west-central Tunisia), where it lives and reproduces in home gardens and old buildings. The aim of this work is to study the life cycle of the darkling beetle, con...

Seasonal analysis of food items and feeding habits of endangered riverine catfish Rita rita (Hamilton, 1822)

Braz. j. biol; 82 (), 2022
This investigation presents the food and feeding activity of and endangered riverine catfish Rita rita, during February 2017-January 2018. A total of 225 fish individuals was analyzed for stomach contents by characterizing the dominant food items and morphometric features. The results divulged ten major ...

Spatio-temporal variability in the Cladocera assemblage of a subtropical hypersaline lagoon

Braz. j. biol; 82 (), 2022
Cladocera represent an important zooplankton group because of their seasonal prominence in terms of abundance and their contribution in controlling primary production (phytoplankton). On a global scale, there are few studies on Cladocera in hypersaline environments. The present work aims to evaluate the ...

Seasonal and pluviometric effects on the phenolic compound composition and antioxidant potential of Licania macrophylla Benth (Chrysobalanaceae), a medicinal plant from the Amazon rainforest

Abstract Licania macrophylla is a medicinal plant from the Amazon. It is mainly used in the form of a decoction and has been reported to contain several phenolic compounds. However, the effect of seasonality on the phenolic composition and antioxidant potential of this plant has not been well studied, es...

Tendencias sociodemográficas en mortalidad por suicidio en la región de Atacama, Chile, 2010-2017

Summa psicol. UST; 19 (2), 2022
La presente investigación buscó caracterizar la población suicida de la Región de Atacama entre los años 2010-2017. Asimismo, pretendió describir los casos en los cuales se constató intentos previos que pasaron por la atención del Sistema de Salud. Se realizó un estudio de tipo epidemiológico d...

Years of life lost due to premature deaths associated with air pollution: an ecological time-series study

Säo Paulo med. j; 139 (6), 2021
ABSTRACT BACKGROUND: Exposure to air pollutants is associated with hospital admissions due to cardiovascular diseases and premature deaths. OBJECTIVE: To estimate years of life lost (YLL) due to premature deaths and their financial costs. DESIGN AND SETTING: Ecological time-series study carried out...

Tillering dynamics in spring and summer of marandu palisade grass pastures previously used under deferred grazing

This work was conducted to evaluate the effect of deferred pasture condition of Brachiaria brizantha cv. Marandu in the late winter on tillering during the growing season. The treatments were three pasture conditions at late winter: short pasture, tall pasture and tall/mown pasture. In September and Octo...