A high-resolution in vivo atlas of the human brain's serotonin system

V Beliveau, M Ganz, L Feng, B Ozenne… - Journal of …, 2017 - Soc Neuroscience
The serotonin (5-hydroxytryptamine, 5-HT) system modulates many important brain
functions and is critically involved in many neuropsychiatric disorders. Here, we present a …

Whole-brain multimodal neuroimaging model using serotonin receptor maps explains non-linear functional effects of LSD

G Deco, J Cruzat, J Cabral, GM Knudsen… - Current biology, 2018 - cell.com
Understanding the underlying mechanisms of the human brain in health and disease will
require models with necessary and sufficient details to explain how function emerges from …

Receptor-informed network control theory links LSD and psilocybin to a flattening of the brain's control energy landscape

SP Singleton, AI Luppi, RL Carhart-Harris… - Nature …, 2022 - nature.com
Psychedelics including lysergic acid diethylamide (LSD) and psilocybin temporarily alter
subjective experience through their neurochemical effects. Serotonin 2a (5-HT2a) receptor …

Motion tracking for medical imaging: a nonvisible structured light tracking approach

OV Olesen, RR Paulsen, L Hojgaard… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
We present a system for head motion tracking in 3D brain imaging. The system is based on
facial surface reconstruction and tracking using a structured light (SL) scanning principle …

[PDF][PDF] Evaluation of surface registration algorithms for PET motion correction

HM Kjer, J Wilm - 2010 - Citeseer
Recent advancements in high resolution Positron Emission Tomography (PET) have made it
possible to study metabolic activity and the anatomy of the brain in great details. It becomes …

Central 5-HT4 receptor binding as biomarker of serotonergic tonus in humans: a [11C] SB207145 PET study

ME Haahr, PM Fisher, CG Jensen, VG Frokjaer… - Molecular …, 2014 - nature.com
Identification of a biomarker that can inform on extracellular serotonin (5-HT) levels in the
brains of living humans would enable greater understanding of the way brain circuits are …

Negative BOLD signal changes in ipsilateral primary somatosensory cortex are associated with perfusion decreases and behavioral evidence for functional inhibition

K Schäfer, F Blankenburg, R Kupers, JM Grüner, I Law… - Neuroimage, 2012 - Elsevier
We used functional magnetic resonance imaging (fMRI) and positron emission tomography
(PET) to study the negative blood oxygenation level dependent (BOLD) signal and its …

List-mode PET motion correction using markerless head tracking: proof-of-concept with scans of human subject

OV Olesen, JM Sullivan, T Mulnix… - IEEE transactions on …, 2012 - ieeexplore.ieee.org
A custom designed markerless tracking system was demonstrated to be applicable for
positron emission tomography (PET) brain imaging. Precise head motion registration is …

[PDF][PDF] LSD flattens the brain's energy landscape: evidence from receptor-informed network control theory

SP Singleton, AI Luppi, RL Carhart-Harris, J Cruzat… - bioRxiv, 2021 - biorxiv.org
Psychedelics like lysergic acid diethylamide (LSD) offer a powerful window into the function
of the human brain and mind, by temporarily altering subjective experience through their …

Familial Risk for Major Depression is Associated with Lower Striatal 5-HT4 Receptor Binding

K Madsen, E Torstensen, KK Holst… - International Journal …, 2015 - academic.oup.com
Abstract Background: The 5-HT4 receptor provides a novel potential target for
antidepressant treatment. No studies exist to elucidate the 5-HT4 receptor's in vivo …