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 E-Mail IMAGE: The hormone acts as a barrier against SARS-CoV-2, blocking the expression of genes that encode proteins in cells serving as viral entry points, according to a study by researchers at... view more  Credit: NIAD/NIH By Elton Alisson  |  Agência FAPESP - Melatonin synthesized in the lungs acts as a barrier against SARS-CoV-2, preventing expression of genes that encode proteins in cells such as resident macrophages in the nose and pulmonary alveoli, and epithelial cells lining the alveoli, all of which are entry points for the virus. The hormone, therefore, prevents i...

by Elton Alisson  (Agência FAPESP)  Biofuels play a fundamental role in decarbonizing the transportation sector. Current policies to grow biofuel production and use on a global scale, however, are not sufficiently ambitious, according to the International Energy Agency (IEA). To address this problem, the IEA will assess the effectiveness of the policies implemented by leading producers of low-carbon fuels for transportation such as Brazil in order to help them identify bottlenecks, recommend solutions, and share best practices so as to move the bioenergy agenda forward. The initiative was ...

Large rural properties account for 54% of the environmental deficit in the state of São Paulo | AGÊNCIA FAPESP The estimate comes from a research project supported by FAPESP to produce scientific input for implementation of Brazil’s new forest code in the state ( image: map showing estimated legal reserve deficits in São Paulo by rural property, in hectares; credit: ESALQ-USP) Large rural properties account for 54% of the environmental deficit in the state of São Paulo December 23, 2020 By Elton Alisson  |  Agência FAPESP –...

Experts explain challenges of COVID-19 vaccine supply chain logistics and management | AGÊNCIA FAPESP photo: Wikimedia Commons) December 23, 2020 By Elton Alisson  |  Agência FAPESP – With at least two COVID-19 vaccines winning regulatory approval in the UK, US and Canada, and vaccination starting in those countries, the next challenge is large-scale production of vaccines and equitable global distribution to contain transmission of the disease. In developing countries such as Brazil, it will be necessary to set up and manage supply chains for vaccine production, fill-and-fi...