A hydroxysteroid is a molecule derived from a steroid with a hydrogen replaced with a hydroxy group. When the hydroxy group is specifically at the C3 position, hydroxysteroids are referred to as sterols, with an example being cholesterol.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/14/Pregnenolone.svg/220px-Pregnenolone.svg.png)
See also
External links
- Hydroxysteroids at the U.S. National Library of Medicine Medical Subject Headings (MeSH)