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) Sideromycins are bifunctional compounds that use a siderophore as bait to provide for the active transport of antibiotic molecules into bacterial cells. B) Natural sideromycins Salmycin A 19 and Albomycin A1 20.
