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.
Combined lack of Ccr9 and Cxcr4 chemokine receptors does not abolish intrathymic T-cell development. The number of thymocytes is shown for embryos of the indicated genotypes at E14.5 and E17.5. The number of analyzed embryos is indicated (n).