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M Spüler

1 paper in the library · 42 citations · publishing 1989

Papers

Hallucinogenic and stimulatory amphetamine derivatives: fingerprinting DOM, DOI, DOB, MDMA, and MBDB by spectral analysis of brain field potentials in the freely moving rat (Tele-Stereo-EEG).

Psychopharmacology January 1, 1989 W Dimpfel, M Spüler, D E Nichols 42 citations

Hallucinogenic amphetamine derivatives (R-DOB, R-DOM, R-DOI) and nonhallucinogenic amphetamine derivatives (S-MBDB, S-MDMA, S-amphetamine) produce distinct brain activity patterns in freely moving rats. Nonhallucinogens generally decreased power in field potentials across frontal cortex, hippocampus, striatum, and reticular formation, with the most prominent changes in alpha2 and delta frequency bands. In contrast, hallucinogens increased power specifically in the alpha1 frequency band, especially in the striatum. Because increases in alpha1 power have been linked to serotonergic control mechanisms, these results support the hypothesis that 5-HT2 receptors, which are abundant in the striatum, may be involved in the hallucinogenic action of drugs.