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.
Biochemical structure of aldosterone, fludrocortisone, cortisol and prednisolone. The changes that give a longer half-life are shown in red. A fluorine atom is present in fludrocortisone, and a double bond in prednisolone is the only difference between these molecules and cortisol.
This work is licensed under a