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We describe the case of a young female patient admitted to our emergency department during the Italian COVID-19 epidemic, for fever and dry cough associated with symptoms of gastric reflux over the previous 5 days. Lung ultrasound showed diffuse…

En la década de 1960 en San Juan los dos únicos diarios fueron Tribuna y Diario de Cuyo. El presente artículo analiza el origen de esos dos medios de comunicación, sus propietarios, sus directores y su posición política en aquella década Las…

Coronavirus disease 2019 (COVID-19) is a new infectious disease that spreads very rapidly and therefore, WHO has declared it as a global pandemic disease. The main clinical symptoms found in COVID-19 patients are cough and fever; however, in some…

5’,8-Cyclo-2’-deoxyadenosine (cdA), in the 5’R and 5’Sdiastereomeric forms, are typical non strand-break oxidative DNA lesions, induced by hydroxyl radicals, with emerging importance as a molecular marker. These lesions are…

The seasonal variation of diatoms in the inshore waters off Paraná State, Southern Brazil was investigated to analyse their temporal dynamics and to detect the main environmental constraints of the planktonic community. Biomass peaks occurred from…

The association of wild grasses with diazotrophic bacteria in Brazilian biomes is poorly understood. The isolation and characterization of bacteria associated with wild grasses can contribute to understand the diazotrophic ecology as well as to…

Dado el contexto sanitario provocado por la pandemia por COVID-19 durante el año 2020, el Ciclo Básico Común de la Universidad de Buenos Aires se dictó de forma virtual. La propuesta didáctica de la cátedra de Química Bruno-Di Risio se basó en…

The UK government introduced strict measures (including asking people to work from home and a lockdown) to slow the spread of COVID-19 by limiting people’s movement. This led to substantial reductions in traffic, making roads much safer for cyclists.…