Various compounds with siderophore activity, including pyoverdines-Fe-complex, desferricoprogen and salicylic acid, were found to stimulate the growth of difficult-to-culture strains […]

You really don't need to explain. I was surprised, but not bothered. Even as blitzed as I was, I just knew I wasn't supposed to see that. So nothing happened. And I won't tell anybody.

Of tower or duomo, sunny sweet.

Isoelectric focusing (IEF) of the muteins under nondenaturing conditions confirmed this prediction (19).