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.
各组细胞及培养液上清EMT蛋白的表达和含量比较 （n=3，x±s）
 |
