Figure 1.
Type A thymoma: PD-L1-positive IHC staining, the tumor cell membrane displayed linear staining from brownish yellow to tan (Envision method, ×200).
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.