'Prime and spike' nasal vaccine strategy helps combat COVID

A nasal vaccine can help bolster immune responses to COVID-19 in previously vaccinated animals and reduce viral transmission, researchers report. The new vaccine approach -- which is known as 'prime and spike' -- is designed to jumpstart immune response in the respiratory system, which is the first part of the body to be infected by the virus.

from Latest Science News -- ScienceDaily https://ift.tt/eWtqodH