Navegar por los elementos (20655 total)

Introduction The COVID-19 (coronavirus disease) has affected millions of people, wreaking havoc worldwide. World Health Organization (WHO) labelled this disease as a serious threat to public health since its rapid spread from Wuhan, China. The…

The mortality and severity in COVID-19 is increased in patients with comorbidities. The aim of this study was to evaluate the severity and mortality in COVID-19 patients with underlying kidney and liver diseases. We retrieved data on the clinical…

A abordagem que se pretende dar ao presente artigo é a de que os atores sociais, neste início do novo milênio, necessitam repensar os fundamentos civilizacionais e espiritualistas da crise pela qual passa o Planeta Terra. A característica mais…

O cultivo de diferentes espécies de plantas de cobertura possibilita a melhoria e a conservação do solo e da matéria orgânica, além de promover consideráveis aumentos de rendimento nas culturas subsequentes. Objetivou-se avaliar a produtividade do…

Os insumos e serviços utilizados na produção vegetal representam custo energético. Dependendo desses fatores e das produtividades obtidas, a conversão da produção em energia determinará a eficiência energética do sistema. A agricultura orgânica…

The novel coronavirus whose outbreak took place in December 2019 continues to spread at a rapid rate worldwide. In the absence of an effective vaccine, inhibitor repurposing or de novo drug design may offer a longer-term strategy to combat this and…

[es] La antigua granja de Skaftafell, que data del período de Sagas de la Historia islandesa se ha tomado como el eje en torno al cual gira la explicación de los cambios climáticos y paisajísticos que han tenido lugar desde el primitivo asentamiento…

Vitamin B3, or niacin, is one of the most important compounds of the B-vitamin complex. Recent reports have demonstrated the involvement of vitamin B3 in a number of pivotal functions which ensure that homeostasis is maintained. In addition, the…

The complement system is a key component of innate immunity which readily responds to invading microorganisms. Activation of the complement system typically occurs via three main pathways and can induce various antimicrobial effects, including:…

To manage coronavirus disease 2019 (COVID-19), a national health authority has implemented a case definition of patients under investigation (PUIs) to guide clinicians’ diagnoses. We aimed to determine characteristics among all PUIs and those with…