Behavioral symptoms in premanifest Huntington disease correlate with reduced frontal CB1R levels

J Ceccarini, R Ahmad, L Van de Vliet… - Journal of Nuclear …, 2019 - Soc Nuclear Med
Many Huntington disease (HD) mutation carriers already have cognitive and psychiatric
symptoms in the premanifest (premotor) phase of the disease (pre-HD), but the molecular …

Widespread decrease of type 1 cannabinoid receptor availability in Huntington disease in vivo

K Van Laere, C Casteels, I Dhollander… - Journal of Nuclear …, 2010 - Soc Nuclear Med
The type 1 cannabinoid receptor (CB1) is a crucial modulator of synaptic transmission in the
brain. Animal and postmortem human data suggest that mutant huntingtin represses CB1 …

Functional brain correlates of neuropsychiatric symptoms in presymptomatic Huntington's disease: The IMAGE-HD Study

GR Poudel, S Driscoll, JF Domínguez D… - Journal of …, 2015 - content.iospress.com
Background: Neuropsychiatric disturbances are common in Huntington's Disease (HD) and
have been observed in gene-positive individuals several years prior to the onset of motor …

Altered CB1 receptor and endocannabinoid levels precede motor symptom onset in a transgenic mouse model of Huntington's disease

MJ Dowie, HB Bradshaw, ML Howard, LFB Nicholson… - Neuroscience, 2009 - Elsevier
Huntington's disease (HD) is an inherited neurodegenerative disease characterised by cell
dysfunction and death in the basal ganglia and cortex. Currently there are no effective …

Metabolic and type 1 cannabinoid receptor imaging of a transgenic rat model in the early phase of Huntington disease

C Casteels, C Vandeputte, JR Rangarajan… - Experimental …, 2011 - Elsevier
Several lines of evidence imply early alterations in metabolic and endocannabinoid
neurotransmission in Huntington disease (HD). Using [18 F] MK-9470 and small animal …

fMRI detection of early neural dysfunction in preclinical Huntington's disease

JL Zimbelman, JS Paulsen, A Mikos… - Journal of the …, 2007 - cambridge.org
Neuropsychological and neuroimaging changes have been observed in individuals with the
Huntington's disease (HD) gene expansion prior to the onset of manifest HD. This cross …

Cognitive and behavioral changes in Huntington disease before diagnosis

JS Paulsen, AC Miller, T Hayes, E Shaw - Handbook of clinical neurology, 2017 - Elsevier
Phenotypic manifestations of Huntington disease (HD) can be detected at least 15 years
prior to the time when a motor diagnosis is given. Advances in clinical care and future …

Altered frontostriatal coupling in pre‐manifest Huntington's disease: effects of increasing cognitive load

RC Wolf, F Sambataro, N Vasic… - European Journal of …, 2008 - Wiley Online Library
Background and purpose: Functional neuroimaging studies have suggested a dysfunction of
prefrontal regions in clinically pre‐symptomatic individuals with the Huntington's disease …

Dorsolateral prefrontal cortex dysfunction in presymptomatic Huntington's disease: evidence from event-related fMRI

RC Wolf, N Vasic, C Schönfeldt-Lecuona… - Brain, 2007 - academic.oup.com
Evidence from magnetic resonance imaging (MRI) suggests early structural and functional
brain changes in individuals with the Huntington's disease (HD) gene mutation who are …

Worsening of Huntington disease phenotype in CB1 receptor knockout mice

S Mievis, D Blum, C Ledent - Neurobiology of disease, 2011 - Elsevier
Huntington's disease (HD) is a progressive neurodegenerative genetic disorder which leads
to motor, cognitive and psychiatric disturbances. The primary neuropathological hallmark is …