Posted in Acetylcholine, insects, pain on July 10, 2007 | Leave a Comment »
Via Homely Scientist, I’m introduced to the shockingly large Vespa mandarinia (a.k.a. the Asian Giant Hornet, a.k.a. Japanese Hornet).
He quotes the wikipedia article on the species:
The venom contains 5% acetylcholine, a greater concentration than is present in bee or other wasp venoms. Acetylcholine stimulates the pain nerve fibres, intensifying the pain of the sting.
I haven’t [...]
Posted in OCD, Substance P, addiction, depression, neurogenesis, pain on June 3, 2007 | 5 Comments »
Substance P. What is it?
From Wikipedia:
“In the central nervous system, substance P has been associated in the regulation of mood disorders, anxiety, stress, reinforcement, neurogenesis, respiratory rhythm, neurotoxicity, nausea / emesis and pain.”
That’s not very specific.
The wikipedia article mentions Substance P is involved in the regulation of neurogenesis. Specifically, it has been shown that an [...]
