Serotonin-glutamate complex implicated in hallucinogenic action
| Okay all you pharmacology geeks, a new study linking schizophrenia and psychedelic action to novel serotonin and glutamate receptor interactions was reported on this week in ScienceDaily. You tell me if this is news or not:
Mount Sinai researchers have identified a new receptor complex in the brain that responds to several types of antipsychotic drugs used to treat schizophrenia and also reacts to hallucinogenic drugs such as LSD...
The study done in mice identified that the two receptors [for the] neurotransmitters glutamate and serotonin interact and work as a hybrid complex. Hallucinogenic drugs, such as LSD and psilocybin, act at serotonin receptors to cause responses similar to some of the core symptoms of schizophrenia. The researchers showed that the glutamate receptor interacts with the serotonin receptor to form functional complexes in brain cortex. This receptor complex triggers unique cellular responses when targeted by hallucinogenic drugs.
Activation of the glutamate receptor blocks hallucinogen-specific signaling and changes behavioral responses in mice.
I'm not exactly sure if this is new information. It has been long known that serotonin modulates glutamate signaling, and that partial blockade of 5-HT2A/C glutamic modulation could be one of the underlying causes of psychedelic or schizophrenic ideation. I will have to read the study closer to see what they mean by "unique cellular responses," but this "new" receptor complex has actually been in wide discussion for at least the last fifteen years. Perhaps this is the first study to actually attempt to verify this theory.
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It shouldn't be expected of anyone to have to do that, but there's few lifestyles in this world that support a fully realised, or potentially realised, beingness.
Even a monastic choice does not always cut it. It would be a fine thing if a drug research version of folding@home was released; it's a distributed client - runs on a computer or console and allows your machine to be put to use in calculations involving protein-folding research. Computer modelling of actual human systems is far more worthwhile than animal testing.
Unless these already exist for drugs research in that area, and I haven't heard of them?
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