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.
Growth of purine mutants in ABC medium supplemented with various metabolites. Tubes: 1, unsupplemented medium; 2, supplementation with inosine; 3, supplementation with adenine; 4, supplementation with guanine; 5, supplementation with adenine and guanine. (A) B. cenocepacia HIII; (B) purA mutant; (C) purD mutant; (D) purF mutant; (E) purL mutant.
