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COVID-19 vaccines that rely on mRNA technology are credited with transforming humanity’s fight against the coronavirus pandemic. The vaccines — one made by drug giant Pfizer with German biotech firm BioNTech, another by US pharmaceutical company Moderna — sped through clinical trials in just months and gained approval from major regulatory bodies less than a year after development began. Now, as Uganda battles a type of Ebola without proven vaccines, is an mRNA vaccine against the deadly virus on the cards? And would such a vaccine similarly transform the fight against Ebola?