Beta: bursts of cognition

M Lundqvist, EK Miller, J Nordmark, J Liljefors… - Trends in Cognitive …, 2024 - cell.com
Beta oscillations are linked to the control of goal-directed processing of sensory information
and the timing of motor output. Recent evidence demonstrates they are not sustained but …

Dysfunction of motor cortices in Parkinson's disease

HY Chu, Y Smith, WW Lytton, S Grafton… - Cerebral …, 2024 - academic.oup.com
The cerebral cortex has long been thought to be involved in the pathophysiology of motor
symptoms of Parkinson's disease. The impaired cortical function is believed to be a direct …

Cortex-wide topography of 1/f-exponent in Parkinson's disease

P Helson, D Lundqvist, P Svenningsson… - npj Parkinson's …, 2023 - nature.com
Parkinson's disease (PD) is a progressive and debilitating brain disorder. Besides the
characteristic movement-related symptoms, the disease also causes decline in sensory and …

[HTML][HTML] Cortical beta burst dynamics are altered in Parkinson's disease but normalized by deep brain stimulation

KAM Pauls, O Korsun, J Nenonen, J Nurminen… - NeuroImage, 2022 - Elsevier
Exaggerated subthalamic beta oscillatory activity and increased beta range cortico-
subthalamic synchrony have crystallized as the electrophysiological hallmarks of …

Alterations of Cortical Structure and Neurophysiology in Parkinson's Disease Are Aligned with Neurochemical Systems

AI Wiesman, J da Silva Castanheira, EA Fon… - Annals of …, 2024 - Wiley Online Library
Objective Parkinson's disease (PD) affects the structural integrity and neurophysiological
signaling of the cortex. These alterations are related to the motor and cognitive symptoms of …

Oscillatory and non-oscillatory features of the magnetoencephalic sensorimotor rhythm in Parkinson's disease

MC Vinding, J Waldthaler, A Eriksson… - npj Parkinson's …, 2024 - nature.com
Parkinson's disease (PD) is associated with changes in neural activity in the sensorimotor
alpha and beta bands. Using magnetoencephalography (MEG), we investigated the role of …

the Swedish National Facility for Magnetoencephalography Parkinson's disease dataset

MC Vinding, A Eriksson, I Comarovschii, J Waldthaler… - Scientific Data, 2024 - nature.com
Parkinson's disease (PD) is characterised by a loss of dopamine and dopaminergic cells.
The consequences hereof are widespread network disturbances in brain function. It is an …

Local field potential (LFP) power and phase-amplitude coupling (PAC) changes in the striatum and motor cortex reflect neural mechanisms associated with …

C Reakkamnuan, E Kumarnsit, D Cheaha - Progress in Neuro …, 2023 - Elsevier
Impairments in motor control are the primary feature of Parkinson's disease, which is caused
by dopaminergic imbalance in the basal ganglia. Identification of neural biomarkers of …

Average power and burst analysis revealed complementary information on drug-related changes of motor performance in Parkinson's disease

F Torrecillos, S He, AA Kühn, H Tan - npj Parkinson's Disease, 2023 - nature.com
In patients with Parkinson's disease (PD), suppression of beta and increase in gamma
oscillations in the subthalamic nucleus (STN) have been associated with both levodopa …

[HTML][HTML] Site-specific seeding of Lewy pathology induces distinct pre-motor cellular and dendritic vulnerabilities in the cortex

HF Khan, S Dutta, AN Scott, S Xiao, S Yadav… - Nature …, 2024 - nature.com
Circuit-based biomarkers distinguishing the gradual progression of Lewy pathology across
synucleinopathies remain unknown. Here, we show that seeding of α-synuclein preformed …