An official website of the United States government
Here's how you know
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.
Signals (RLU, mean ± SEM) detected by the device at 0, 1, 2, 3, 4, 5, 6, and 7 h after activation of the sample swab. There were no statistical differences in detection at any of the time points.