Figure 1.
Number of plasmid records included into the collection grouped by the year of their creation. The y-axis scale is square root transformed.
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.