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.
Image of parthenogenetic embryos generated through the TPEN assisted activation method. Oocytes were activated by thimerosal/DTT, then half were incubated with 5 μM TPEN for 30 min. The pictures were taken on Day 6. (A) Control group. (B) Oocytes further activated with TPEN.
