233 results found
    1. Neuroscience

    Network structure of brain atrophy in de novo Parkinson's disease

    Yashar Zeighami, Miguel Ulla ... Alain Dagher
    The pattern of atrophy in Parkinson's disease is consistent with the disease spreading via intrinsic brain networks.
    1. Medicine
    2. Neuroscience

    Plasma extracellular vesicle synaptic proteins as biomarkers of clinical progression in patients with Parkinson’s disease

    Chien-Tai Hong, Chen-Chih Chung ... Lung Chan
    The promising potential of plasma extracellular vesicle synaptic proteins as clinical biomarkers of disease progression in Parkinson's disease has been presented.
    1. Cell Biology
    2. Neuroscience

    The LRRK2 G2019S mutation alters astrocyte-to-neuron communication via extracellular vesicles and induces neuron atrophy in a human iPSC-derived model of Parkinson’s disease

    Aurelie de Rus Jacquet, Jenna L Tancredi ... Erin K O'Shea
    Extracellular vesicles are proposed as novel, non-cell-autonomous mediators of neuronal atrophy in Parkinson's disease.
    1. Neuroscience

    Live calcium and mitochondrial imaging in the enteric nervous system of Parkinson patients and controls

    An-Sofie Desmet, Carla Cirillo ... Pieter Vanden Berghe
    In contrast to previous post-mortem or fixed tissue histochemical reports, live calcium and mitochondrial imaging data suggest that the enteric nervous system is not generally affected in Parkinson's disease patients.
    1. Medicine
    2. Neuroscience

    Interrogating basal ganglia circuit function in people with Parkinson’s disease and dystonia

    Srdjan Sumarac, Kiah A Spencer ... Luka Milosevic
    The hypo- versus hyperkinetic nature of Parkinson’s disease and dystonia, respectively, may be reflected by differences in disease-specific spiketrain dynamics and striato-pallidal synaptic plasticity.
    1. Neuroscience
    2. Stem Cells and Regenerative Medicine

    Base editing of Ptbp1 in neurons alleviates symptoms in a mouse model of Parkinson’s disease

    Desiree Böck, Maria Wilhelm ... Gerald Schwank
    Downregulation of PTBP1 in neurons, but not astrocytes, alleviates motor symptoms in a Parkinson’s disease mouse model by inducing dopaminergic marker expression in striatal neurons and increasing striatal dopamine levels.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Structure of PINK1 and mechanisms of Parkinson's disease-associated mutations

    Atul Kumar, Jevgenia Tamjar ... Daan MF van Aalten
    The structure of human PINK1 explains structural regulation and clarity on the impact of loss of function disease-associated mutations, which may stimulate future drug discovery efforts for both familial and idiopathic Parkinson's disease.
    1. Neuroscience

    β2-subunit alternative splicing stabilizes Cav2.3 Ca2+ channel activity during continuous midbrain dopamine neuron-like activity

    Anita Siller, Nadja T Hofer ... Jörg Striessnig
    Regulation of Cav2.3 Ca2+ channels by membrane-bound β2 subunit splice variants permits long-lasting channel activity even during prolonged and continuous activity in dopamine neurons, with implications for Parkinson's disease pathophysiology.
    1. Neuroscience

    Concurrent decoding of distinct neurophysiological fingerprints of tremor and bradykinesia in Parkinson’s disease

    Peter M Lauro, Shane Lee ... Wael F Asaad
    Motor signs of Parkinson’s disease such as tremor and bradykinesia are independently expressed and exhibit distinct signatures of neural activity that can independently decoded from subthalamic and cortical recordings using interpretable machine learning.
    1. Neuroscience

    Effects of spinal cord stimulation on postural control in Parkinson's disease patients with freezing of gait

    Andrea Cristina de Lima-Pardini, Daniel Boari Coelho ... Erich Talamoni Fonoff
    High-frequency stimulation of the upper thoracic spinal cord corrects anticipatory postural adjustments and improving gait efficiency and inhibiting freezing of gait episodes in advanced Parkinson's disease.

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