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O objetivo do trabalho foi mensurar quanto e quais são os custos de produção de sistemas agroindustriais familiares que possuem a agricultura ecológica como base de reprodução social. Neste sentido, foram relacionados, sempre comparativamente,…

Esta pesquisa teve por finalidade estudar a cadeia produtiva da mandioca na Região do Vale do Araguaia-GO sob a perspectiva da Nova Economia Institucional e a Economia dos Custos de Transação. Para tanto, procedeu-se à coleta de dados primários…

O estudo tem como objetivo identificar os custos na produção de tabaco em uma propriedade rural do Sul Catarinense. Quanto à metodologia, caracteriza-se como qualitativa e descritiva, realizada por meio de estudo de caso, na forma documental e com…

We describe the case of a patient hospitalized for acute decompensated heart failure in a standard medical ward. During hospitalization, he was diagnosed with COVID-19 and transferred to a special unit. The clinical course was marked by worsening of…

In late 2019, a new viral infection appeared in China, which spread around the world, causing a pandemic. The causative agent of the new coronavirus infection COVID-19 is the SARS-CoV-2 coronavirus. The review presents modern data on the…

Introduction: Brazil has presented alarming and growing data on infection and deaths from SARS-CoV-2. There are more than 4 500 000 confirmed cases and more than 137 000 deaths ranking second in the world ranking of infected people. In addition to…

Cyanobacteria are photosynthetic prokaryotic organisms which represent a significant source of novel, bioactive, secondary metabolites, and they are also considered an abundant source of bioactive compounds/drugs, such as dolastatin, cryptophycin 1,…

The corona-virus disease 2019 (COVID-19), first found in Wuhan, China in December 2019, has posed an inexplicable threat to the global community. After its inception, the virus proliferated rapidly, which led to the cause of millions of deaths, and…

With the emergence of one of this century’s deadliest pandemics, coronavirus disease (COVID-19) has an enormous effect globally with a quick spread worldwide. This made the World Health Organization announce it as a pandemic. COVID-19 has pushed…