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.
Recovery of L. monocytogenes from experimentally-infected mice treated with PBS, ListShield, and ampicillin. The bacterial concentrations are expressed as the number of CFU/g of specimen. The results shown are for 3 days postchallenge with strain Lm370. The standard deviations are indicated with brackets.
