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.
Expansions of T cell subsets expressing SAg-binding Vβ chains. Percentages of T cells expressing SAg-binding TCR Vβ chains were determined by flow cytometry. Closed symbols denote measurements in the CD4 T cell subset, open symbols denote measurements in the CD8 T cell subset. Horizontal lines represent the threshold for expansions, determined for the group of healthy controls.
