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.
The four examples refer PubChem entries by assay ID: (A) 574, (B) 436, (C) 348 and (D) 346.
