In conclusion, the vaccines may elicit a strong antibody response in the upper respiratory tract at the sites where primary infection occurs and propagates, thereby preventing SARS-CoV-2 infection and transmission. If you are interested in this study see: https://t.co/1QhHu7Jwx3
— Chise 🧬🦠🧫 (@sailorrooscout) May 29, 2021