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.
The initial protocol utilized frozen Tregs and no GVHD prophylaxis. After the accrual of the first 5 patients between September 2011 and May 2015 (initial protocol), the protocol underwent a review and revision in November 2015 (modified protocol) based on preclinical data that frozen and thawed Tregs do not function as well as freshly isolated cells.
