, Volume 31, Issue 3, pp 265-270

Gas chromatographic-mass spectrometric isotope dilution determination of N,N-dimethyltryptamine concentrations in normals and psychiatric patients

Rent the article at a discount

Rent now

* Final gross prices may vary according to local VAT.

Get Access


A gas chromatographic-mass spectrometric determination of the plasma N,N-dimethyltryptamine concentration from normals and psychiatric patients revealed that within the limit of sensitivity of the assay (0.5–1.8 ng/ml of plasma), there was no difference amongst normals, patients with psychotic depression, acute and chronic schizophrenia.