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.
(a) Standard curve for detection of pure B. anthracis spore suspensions (spores serially diluted in 0.1% Tween 20). Each data point represents at least 10 blindly tested sample replicates. Error bars = +/− standard deviation (SD). (b) Negative control samples including no spore controls (0.1% Tween 20 without spores) and spores of other Bacillus species tested in the assay at the indicated concentrations.
