Scientists who have developed an inhaled form of COVID vaccine have confirmed it can provide broad, long-lasting protection against the original strain of SARS-CoV-2 and variants of concern. The research reveals the immune mechanisms and significant benefits of vaccines being delivered directly into the respiratory tract, rather than by traditional injection.
Click here for original story, Researchers confirm newly developed inhaled vaccine delivers broad protection against SARS-CoV-2, variants of concern
Source: ScienceDaily