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.
In vivo footprinting of the H19 promoter in PG ES cells and AG ES cells. The upper strand of the region between nt −129 and −225 was analyzed. The O primer set was used in LMPCR. The bracket on the right indicates the C/EBP recognition sequence, and the black rectangle indicates the protection at this site by a protein factor in PG, AG, and WT ES cells. For other details, see the legend to Fig. 2.
