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.
(A) Proportion of clinically relevant bacterial strains from the NCBI RefSeq database, with the indicated number of DHFR genes per genome. (B) Resistance characterization of DHFR genes in relevant bacterial strains from the NCBI RefSeq database. Each dot represents a strain.
