Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Mass distribution of the inhalable vaccine powder for each formulation. Depth of penetration varied based on formulation composition. The trileucine-containing formulations had the greatest penetration, with deposition measured on the micro-orifice collector (MOC) of the impactor. Results shown represent the average of triplicate measurements and error bars represent standard deviation.
