Fig. 3.
CTCs were observed in 7.5 mL of blood using the Celsee system in the current case. (a) The CTC at the bright field. (b) The CTC was immunohistochemically positive for PD‐L1 antibody.
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.