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.
Frozen sections of thymus evaluated for DNA fragmentation by TUNEL assay in GCN2+/+ and GCN2−/− mice administered ASNase at 3 IU/g body weight or PBS for 2 and 4 d. Values are means ± SEM, n = 6. When the effects of the genotype × ASNase interaction was significant, labeled means without a common letter differ, P < 0.05.
