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.
A colony of the human embryonic stem cell line HS983 growing on human LN-521 surface as single cell layer. This cell line was derived from a single biopsied cell of an 8-cell embryo 3 days after in vitro fertilization. It was donated for stem cell derivation after informed consent and approval of the regional ethics board in Stockholm. Scale bar = 50 mm.
