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.
Ablation of BAF250a causes defects in early embryogenesis. (A) BAF250a−/− embryos failed to develop beyond E6.5, and to form mesoderm. (B) BAF250a−/− embryos failed to express Brachyury T. Embryos were serially sectioned and stained, and only one section is shown here. (Scale bar, 100 μm.)
