Toennes SW

Goethe University Frankfurt, University Hospital, Institute of Legal Medicine, Frankfurt Main D-60596, Germany.

4 preprints · 13 papers · ORCID

PreprintPsilocybin

Sex Differences in Acute Responses to Psychedelics: Evidence for Greater Subjective Intensity and Impairment in Female Participants

Mason NL, Haijen-Bongers EC, Kuypers KP +4

Europe PMC2026
ArticleAyahuasca

Brain-body integromics of the ayahuasca experience.

Madrid-Gambin F, Mallaroni P, Haro N +7

Europe PMC2026
PreprintPsilocybin

Unmixing the Psychedelic Connectome: Brain Network Traits of Psilocybin

Bhavaraju KP, Mason NL, Mallaroni P +4

Europe PMC2025
ArticlePsychedelics

Safety and cognitive pharmacodynamics following dose escalations with 3-methylmethcathinone (3-MMC): a first in human, designer drug study.

Ramaekers JG, Reckweg JT, Mason NL +3

Europe PMC2025
ArticleAyahuasca

Shared functional connectome fingerprints following ritualistic ayahuasca intake.

Mallaroni P, Mason NL, Kloft L +6

Europe PMC2024
ArticleAyahuasca

Altered State of Consciousness and Mental Imagery as a Function of N, N-dimethyltryptamine Concentration in Ritualistic Ayahuasca Users.

Ramaekers JG, Mallaroni P, Kloft L +4

Europe PMC2023
ArticlePsilocybin

Assessment of the Acute Effects of 2C-B vs. Psilocybin on Subjective Experience, Mood, and Cognition.

Mallaroni P, Mason NL, Reckweg JT +6

Europe PMC2023
PreprintPsilocybin

Assessment of the acute effects of 2C-B vs psilocybin on subjective experience, mood and cognition

Mallaroni P, Mason NL, Reckweg JT +6

Europe PMC2023
PreprintAyahuasca

Ritualistic use of ayahuasca enhances a shared functional connectome identity with others

Mallaroni P, Mason NL, Kloft L +6

Europe PMC2022
ArticleAyahuasca

Metabolomics and integrated network analysis reveal roles of endocannabinoids and large neutral amino acid balance in the ayahuasca experience.

Madrid-Gambin F, Gomez-Gomez A, Busquets-Garcia A +11

Europe PMC2022
ArticleAyahuasca

Therapeutic effect of an ayahuasca analogue in clinically depressed patients: a longitudinal observational study.

van Oorsouw K, Toennes SW, Ramaekers JG

Europe PMC2022
ArticleDMT

A Phase 1, Dose-Ranging Study to Assess Safety and Psychoactive Effects of a Vaporized 5-Methoxy-N, N-Dimethyltryptamine Formulation (GH001) in Healthy Volunteers.

Reckweg J, Mason NL, van Leeuwen C +3

Europe PMC2021
ArticleAyahuasca

Persisting Effects of Ayahuasca on Empathy, Creative Thinking, Decentering, Personality, and Well-Being.

Kiraga MK, Mason NL, Uthaug MV +4

Europe PMC2021
ArticlePsilocybin

Spontaneous and deliberate creative cognition during and after psilocybin exposure.

Mason NL, Kuypers KPC, Reckweg JT +7

Europe PMC2021
ArticleAyahuasca

A placebo-controlled study of the effects of ayahuasca, set and setting on mental health of participants in ayahuasca group retreats.

Uthaug MV, Mason NL, Toennes SW +6

Europe PMC2021
ArticlePsilocybin

Me, myself, bye: regional alterations in glutamate and the experience of ego dissolution with psilocybin.

Mason NL, Kuypers KPC, Müller F +8

Europe PMC2020
ArticleAyahuasca

Sub-acute and long-term effects of ayahuasca on affect and cognitive thinking style and their association with ego dissolution.

Uthaug MV, van Oorsouw K, Kuypers KPC +6

Europe PMC2018