British American Tobacco (BAT) has announced that it has a COVID-19 vaccine ready for human testing following positive pre-clinical trials. The vaccine uses proteins from tobacco leaves and will progress to Phase 1 trials if approved by the US Food and Drug Administration (FDA).

Source: https://uk.reuters.com/article/uk-britishamericantobacco-vaccine/bat-says-potential-covid-19-vaccine-using-tobacco-leaves-ready-for-human-trials-idUKKBN22R1TP