FIG. 4.
Comparison of yield versus time for strain B18LD in gradient media containing 20 mM methanol in the top agar and 0, 2, or 4 mM neutralized sodium sulfide in the bottom agar. Data shown are the means for triplicate cultures ± standard errors.
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.