Jump to content

Psilocybin subdues hypothalamus?


Recommended Posts

From Nature:

Psychedelic chemical subdues brain activity

Magic mushrooms' active ingredient constrains control centres.

Mo Costandi

23 January 2012

Far from expanding your mind, the hallucinogenic chemical found in magic mushrooms induces widespread decreases in brain activity, researchers report today in the Proceedings of the National Academy of Sciences....

...The researchers also observed reduced blood flow to the hypothalamus, and suggest that this explains anecdotal reports that psychedelics alleviate symptoms of cluster headaches, which are associated with increased hypothalamic activity.

However, NuttÂ’s findings conflict with those of other studies.

“We have completed a number of similar studies and we always saw an activation of these same areas,” says Franz Vollenweider at the University of Zurich in Switzerland. “We gave the drug orally and waited an hour, but they administered it intravenously just before the scans, so one explanation is that the effects were not that strong.”

The rest at:


Also a story in the in the Chicago Tribune:


And in EurekAlert:


Link to comment
Share on other sites

  • 3 weeks later...

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.

Reply to this topic...

×   Pasted as rich text.   Paste as plain text instead

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.


  • Create New...