Compensatory mechanisms in Parkinson's disease: circuits adaptations and role in disease modification

J Blesa, I Trigo-Damas, M Dileone, NLG Del Rey… - Experimental …, 2017 - Elsevier
The motor features of Parkinson's disease (PD) are well known to manifest only when striatal
dopaminergic deficit reaches 60–70%. Thus, PD has a long pre-symptomatic and pre-motor …

Neurotransmission systems in Parkinson's disease

H Sanjari Moghaddam, A Zare-Shahabadi… - Reviews in the …, 2017 - degruyter.com
Parkinson's disease (PD) is histologically characterized by the accumulation of α-synuclein
particles, known as Lewy bodies. The second most common neurodegenerative disorder …

[PDF][PDF] Parvalbumin interneurons modulate striatal output and enhance performance during associative learning

K Lee, SM Holley, JL Shobe, NC Chong, C Cepeda… - Neuron, 2017 - cell.com
The prevailing view is that striatal parvalbumin (PV)-positive interneurons primarily function
to downregulate medium spiny projection neuron (MSN) activity via monosynaptic inhibitory …

[HTML][HTML] Chemogenetic stimulation of striatal projection neurons modulates responses to Parkinson's disease therapy

C Alcacer, L Andreoli, I Sebastianutto… - The Journal of …, 2017 - Am Soc Clin Investig
Parkinson's disease (PD) patients experience loss of normal motor function (hypokinesia),
but can develop uncontrollable movements known as dyskinesia upon treatment with L …

[PDF][PDF] Direct reprogramming of resident NG2 glia into neurons with properties of fast-spiking parvalbumin-containing interneurons

M Pereira, M Birtele, S Shrigley, JA Benitez, E Hedlund… - Stem cell reports, 2017 - cell.com
Converting resident glia into functional and subtype-specific neurons in vivo by delivering
reprogramming genes directly to the brain provides a step forward toward the possibility of …

[PDF][PDF] Loss of hyperdirect pathway cortico-subthalamic inputs following degeneration of midbrain dopamine neurons

HY Chu, EL McIver, RF Kovaleski, JF Atherton… - Neuron, 2017 - cell.com
The motor symptoms of Parkinson's disease (PD) are linked to abnormally correlated and
coherent activity in the cortex and subthalamic nucleus (STN). However, in parkinsonian …

A population of indirect pathway striatal projection neurons is selectively entrained to parkinsonian beta oscillations

A Sharott, F Vinciati, KC Nakamura… - Journal of …, 2017 - Soc Neuroscience
Classical schemes of basal ganglia organization posit that parkinsonian movement
difficulties presenting after striatal dopamine depletion stem from the disproportionate firing …

[PDF][PDF] Dopamine depletion impairs bilateral sensory processing in the striatum in a pathway-dependent manner

M Ketzef, G Spigolon, Y Johansson, A Bonito-Oliva… - Neuron, 2017 - cell.com
Parkinson's disease (PD) is a movement disorder caused by the loss of dopaminergic
innervation, particularly to the striatum. PD patients often exhibit sensory impairments, yet …

The basal ganglia in action

HH Yin - The Neuroscientist, 2017 - journals.sagepub.com
The basal ganglia (BG) are the major subcortical nuclei in the brain. Disorders implicating
the BG are characterized by diverse symptoms, but it remains unclear what these symptoms …

Distinct laterality in forelimb-movement representations of rat primary and secondary motor cortical neurons with intratelencephalic and pyramidal tract projections

S Soma, A Saiki, J Yoshida, A Ríos… - Journal of …, 2017 - Soc Neuroscience
Two distinct motor areas, the primary and secondary motor cortices (M1 and M2), play
crucial roles in voluntary movement in rodents. The aim of this study was to characterize the …