Biography
There are at least 4 artists called Serotonin.
1. Serotonin was a pioneering hybrid of early emo, math rock and hardcore from Tennessee, US. They were active from 1996 to 2002 and their major releases can be found at http://serotonintn.bandcamp.com/ .
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2. Serotonin was an old school hardcore rave music project by UK's DJ Krome & Mr Time.
3. Serotonin is an industrial gothic metal band from Dundee, Scotland. http://www.myspace.com/serotoninmetal
4. Serotonin is a British depressive shoegaze project.
5. Serotonin is a black metal two-piece from the Netherlands. digitalserotonin.bandcamp.com/
Biography text from Last.fm, available under CC BY-SA.