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Storage: –20 ° C (frozen); 30 days in refrigeration. Status in the European Union: Approved emergency use Other countries: Emergency Use: Canada, United States, Israel, United Kingdom, and Singapore. AZD1222 (University of Oxford and AstraZeneca, UK) The University of Oxford began work on a vaccine based on a non-replicating virus (a chimpanzee adenovirus) modified to contain a protein characteristic of SARS-CoV-2. The technology had been developed during other epidemics such as the Ebola of 2014 or the MERS of 2015. Therefore, for months and in the face of the uncertainty that mRNA-based vaccines represented, it was considered the most promising...
