Ozenne B

Neurobiology Research Unit, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.

14 papers · 7 preprints · ORCID

ArticlePsilocybin

Psilocybin's effect on human brain synaptic plasticity.

Johansen A, Plavén-Sigray P, Madsen MK +14

Europe PMC2026
ArticlePsilocybin

Multi-metric evaluations of acute psychedelic effects on fMRI brain entropy.

McCulloch DE, Olsen AS, Ozenne B +6

Europe PMC2026
ArticlePsilocybin

Effects of psilocybin on sleep quality and brain microstructure in chronic cluster headache.

Brendstrup-Brix K, Ozenne B, Fisher PM +10

Europe PMC2026
PreprintPsilocybin

Psilocybin acutely reduces low-frequency BOLD power and frequency-specific connectivity

Olsen AS, Larsen K, McCulloch DE +6

Europe PMC2026
PreprintPsilocybin

Psychedelics distinctly alter brain entropy and complexity compared to psychostimulants

Larsen K, Fisher PM, McCulloch DE +11

Europe PMC2026
PreprintPsilocybin

Psilocybin’s effect on human brain synaptic plasticity

Johansen A, Plavén-Sigray P, Madsen MK +14

Europe PMC2025
ArticlePsilocybin

Acute psilocybin and ketanserin effects on cerebral blood flow: 5-HT2AR neuromodulation in healthy humans.

Larsen K, Lindberg U, Ozenne B +7

Europe PMC2025
PreprintPsilocybin

Acute psilocybin and ketanserin effects on cerebral blood flow: 5-HT2AR neuromodulation in healthy humans

Larsen K, Lindberg U, Ozenne B +7

Europe PMC2024
ArticlePsilocybin

Amygdala response to emotional faces following acute administration of psilocybin in healthy individuals.

Armand S, Larsen K, Larsen K +6

Europe PMC2024
PreprintPsilocybin

Navigating the chaos of psychedelic fMRI brain-entropy via multi-metric evaluations of acute psilocybin effects

McCulloch DE, Olsen AS, Ozenne B +5

Europe PMC2023
ArticlePsilocybin

Psilocybin modulation of time-varying functional connectivity is associated with plasma psilocin and subjective effects.

Olsen AS, Lykkebo-Valløe A, Ozenne B +7

Europe PMC2022
ArticlePsilocybin

Lasting increases in trait mindfulness after psilocybin correlate positively with the mystical-type experience in healthy individuals.

Søndergaard A, Madsen MK, Ozenne B +4

Europe PMC2022
ArticlePsilocybin

Psilocybin-Induced Mystical-Type Experiences are Related to Persisting Positive Effects: A Quantitative and Qualitative Report.

McCulloch DE, Grzywacz MZ, Madsen MK +6

Europe PMC2022
PreprintPsilocybin

Psilocybin modulation of dynamic functional connectivity is associated with plasma psilocin and subjective effects

Olsen AS, Lykkebo-Valløe A, Ozenne B +7

Europe PMC2021
ArticlePsilocybin

Psilocybin-induced changes in brain network integrity and segregation correlate with plasma psilocin level and psychedelic experience.

Madsen MK, Stenbæk DS, Arvidsson A +7

Europe PMC2021
ArticlePsilocybin

Lasting effects of a single psilocybin dose on resting-state functional connectivity in healthy individuals.

McCulloch DE, Madsen MK, Stenbæk DS +5

Europe PMC2022
PreprintPsilocybin

Psilocybin-induced changes in brain network integrity and segregation correlate with plasma psilocin level and psychedelic experience

Madsen MK, Stenbæk DS, Arvidsson A +7

Europe PMC2021
ArticlePsilocybin

A Single Dose of Psilocybin Increases Synaptic Density and Decreases 5-HT<sub>2A</sub> Receptor Density in the Pig Brain.

Raval NR, Johansen A, Donovan LL +4

Europe PMC2021
ArticlePsilocybin

Effects of a single dose of psilocybin on behaviour, brain 5-HT<sub>2A</sub> receptor occupancy and gene expression in the pig.

Donovan LL, Johansen JV, Ros NF +7

Europe PMC2021
ArticlePsilocybin

Correction: Psychedelic effects of psilocybin correlate with serotonin 2A receptor occupancy and plasma psilocin levels.

Madsen MK, Fisher PM, Burmester D +10

Europe PMC2019
ArticlePsilocybin

Psychedelic effects of psilocybin correlate with serotonin 2A receptor occupancy and plasma psilocin levels.

Madsen MK, Fisher PM, Burmester D +10

Europe PMC2019