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.
Serum titers from immunized animals compared to normal mouse serum measured by ELISA prior to tissue harvest. Serum titers of individual CTLA-4 immunized (a) and PD-1 immunized (b) animals were averaged (± standard error) for each immunization method. ISA50 12-week titers were also measured at three time points (insets on right).
