Neuromelanin-sensitive MRI for mechanistic research and biomarker development in psychiatry

K Wengler, P Trujillo, CM Cassidy… - …, 2024 - nature.com
Neuromelanin-sensitive MRI is a burgeoning non-invasive neuroimaging method with an
increasing number of applications in psychiatric research. This MRI modality is sensitive to …

Neuromelanin-Sensitive MRI: A Biomarker for Treatment-Resistant Schizophrenia?

LJ Vano, M Veronese… - American Journal of …, 2024 - Am Psychiatric Assoc
Approximately one-third of patients with schizophrenia do not receive meaningful benefits
from first-line antipsychotics (1). When this occurs despite two or more adequate treatment …

Fronto-striato-thalamic circuit connectivity and neuromelanin in schizophrenia: an fMRI and neuromelanin-MRI study

S Choi, M Kim, T Kim, EJ Choi, J Lee, SY Moon… - Schizophrenia, 2023 - nature.com
Abstract Changes in dopamine and fronto-striato-thalamic (FST) circuit functional
connectivity are prominent in schizophrenia. Dopamine is thought to underlie connectivity …

[HTML][HTML] Mesostriatal Dopaminergic Circuit Dysfunction in Schizophrenia: A Multimodal Neuromelanin-Sensitive Magnetic Resonance Imaging and [18F]-DOPA …

LJ Vano, RA McCutcheon, G Rutigliano, SJ Kaar… - Biological …, 2024 - Elsevier
Background Striatal hyperdopaminergia is implicated in the pathoetiology of schizophrenia,
but how this relates to dopaminergic midbrain activity is unclear. Neuromelanin (NM) …

Advances in Understanding Schizophrenia, ADHD, and ASD

NH Kalin - American Journal of Psychiatry, 2024 - Am Psychiatric Assoc
This issue of the Journal focuses on illnesses that are characterized by altered
neurodevelopmental processes: attention deficit hyperactivity disorder (ADHD), autism …

[HTML][HTML] Glutamate and GABA levels in the anterior cingulate cortex in treatment resistant first episode psychosis patients

M van der Pluijm, M Alting, A Schrantee… - Schizophrenia …, 2024 - Elsevier
Background Around 30% of schizophrenia patients do not respond sufficiently to
conventional antipsychotic treatment. Glutamate and γ-aminobutyric acid (GABA) may be …

[HTML][HTML] Striatal dopamine synthesis capacity and neuromelanin in the substantia nigra: A multimodal imaging study in schizophrenia and healthy controls

CFM van Hooijdonk, M van der Pluijm, C Smith… - Neuroscience …, 2023 - Elsevier
Abstract [18 F] F-DOPA PET is an established in-vivo method for investigating striatal
dopamine synthesis capacity (DSC) and has demonstrated abnormalities in striatal DSC in …

Evidence for Locus Coeruleus–Norepinephrine System Abnormality in Military Posttraumatic Stress Disorder Revealed by Neuromelanin-Sensitive Magnetic …

A McCall, R Forouhandehpour, S Celebi… - Biological …, 2024 - Elsevier
Background The complex neurobiology of posttraumatic stress disorder (PTSD) calls for the
characterization of specific disruptions in brain functions that require targeted treatment. One …