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.
Immunohistochemical expression of trophoblast cell surface antigen 2 (Trop-2) in upper tract urothelial carcinoma (UTUC) tissue microarray specimens. UTUC tissue with (A) high (3+), (B) moderate (2+), (C) low (1+), and (D) negative (0+) expression.
