Allele-selective transcriptional repression of mutant HTT for the treatment of Huntington's disease

…, KK Lehtimäki, MM Svedberg, J Häggkvist… - Nature medicine, 2019 - nature.com
Huntington’s disease (HD) is a dominantly inherited neurodegenerative disorder caused by
a CAG trinucleotide expansion in the huntingtin gene (HTT), which codes for the pathologic …

[HTML][HTML] Astrocytosis precedes amyloid plaque deposition in Alzheimer APPswe transgenic mouse brain: a correlative positron emission tomography and in vitro …

…, R Ni, B Gulyás, M Tóth, J Häggkvist… - European journal of …, 2015 - Springer
Purpose Pathological studies suggest that neuroinflammation is exacerbated by increased
beta-amyloid (Aβ) levels in the brain early in Alzheimer’s disease (AD). The time course and …

Performance evaluation of the small-animal nanoScan PET/MRI system

…, P Major, G Patay, G Egri, J Häggkvist… - Journal of Nuclear …, 2013 - Soc Nuclear Med
nanoScan is a high-resolution integrated system for consecutive PET and MR imaging of
small laboratory animals. We evaluated the performance of the system, using the NEMA NU 4-…

[PDF][PDF] Phosphodiesterase 10A inhibition improves cortico-basal ganglia function in Huntington's disease models

…, JF Harms, J Beltran, M Kwan, A Ghavami, J Häggkvist… - Neuron, 2016 - cell.com
Huntington's disease (HD) symptoms are driven to a large extent by dysfunction of the basal
ganglia circuitry. HD patients exhibit reduced striatal phoshodiesterase 10 (PDE10) levels. …

Acute neuroinflammation in a clinically relevant focal cortical ischemic stroke model in rat: longitudinal positron emission tomography and immunofluorescent tracking

M Tóth, P Little, F Arnberg, J Häggkvist… - Brain Structure and …, 2016 - Springer
Adequate estimation of neuroinflammatory processes following ischemic stroke is essential
for better understanding of disease mechanisms, and for the development of treatment …

The opioid receptor antagonist naltrexone attenuates reinstatement of amphetamine drug-seeking in the rat

J Häggkvist, S Lindholm, J Franck - Behavioural brain research, 2009 - Elsevier
Amphetamine produces its rewarding effects by enhancing dopamine transmission in the
mesocorticolimbic pathway. Several studies have also suggested the involvement of the …

[HTML][HTML] Positron Emission Tomography studies with [11C]PBR28 in the Healthy Rodent Brain: Validating SUV as an Outcome Measure of Neuroinflammation

M Tóth, J Doorduin, J Häggkvist, A Varrone, N Amini… - PloS one, 2015 - journals.plos.org
Molecular imaging of the 18 kD Translocator protein (TSPO) with positron emission
tomography (PET) is of great value for studying neuroinflammation in rodents longitudinally. …

PRECLINICAL STUDY: The effect of naltrexone on amphetamine‐induced conditioned place preference and locomotor behaviour in the rat

J Häggkvist, S Lindholm, J Franck - Addiction biology, 2009 - Wiley Online Library
Whereas amphetamine and other psychostimulants primarily act on the dopamine system,
there is also evidence that other neurotransmitter systems, such as the endogenous opioid …

The MINDVIEW project: First results

…, B Langstrom, L Farde, M Toth, J Haggkvist… - European …, 2018 - cambridge.org
We present the first results of the MINDVIEW project. An innovative imaging system for the
human brain examination, allowing simultaneous acquisition of PET/MRI images, has been …

Naltrexone attenuates amphetamine‐induced locomotor sensitization in the rat

J Häggkvist, C Björkholm, P Steensland… - Addiction …, 2011 - Wiley Online Library
Amphetamine, and other stimulants, readily induces behavioral sensitization, an effect
hypothesized to reflect neurobiological changes that may underlie certain aspects of drug …