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.
Molecular analysis of the biopsy tissue from lung metastasis. (A) The phosphorylation of ERK1/2 and AKT（S473）was weak in the metastatic tissue，and the phosphorylation of ULK-1 S757 was relatively strong. (B) The PDL-1 expression was negative in the biopsy tissue of lung metastases (IHC 10 × 10).
