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A single-cell atlas of the human substantia nigra reveals cell-specific pathways associated with neurological disorders

open access: yesNature Communications, 2020
The substantia nigra is important in neurological disease, particularly movement disorders. Here the authors provide a single cell transcriptomic atlas for the human substantia nigra.
Viola Volpato   +2 more
exaly   +2 more sources

The competitive NMDA antagonist CPP protects substantia nigra neurons from MPTP-induced degeneration in primates [PDF]

open access: green, 1993
Degeneration of nigrostriatal dopaminergic neurons is the primary histopathological feature of Parkinson's disease. The neurotoxin MPTP (1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine) induces a neurological syndrome in man and non-human primates very ...
Burg, M.   +7 more
core   +2 more sources

Substantia nigra and blood gene signatures and biomarkers for Parkinson’s disease from integrated multicenter microarray-based transcriptomic analyses [PDF]

open access: yesFrontiers in Aging Neuroscience
BackgroundParkinson’s disease (PD) is a complex, common neurodegenerative disorder with unclear etiology. The pathogenic hallmark is the death of dopaminergic neurons in the substantia nigra. PD diagnosis depends on clinical manifestation of symptoms but
Hui-Hui Fan   +11 more
doaj   +2 more sources

Stable Dopamine-Signaling mRNA Co-Expression in the Substantia Nigra Is Deregulated in Pathological Conditions, but Not in Dopamine Transporter Knockout Rats [PDF]

open access: yesBiomolecules
Dopamine transporter (DAT) mutations are associated with neurological and psychiatric diseases, and DAT gene knockout in rats (DAT-KO) provides an opportunity to evaluate the DAT role in pathological conditions.
Anastasia N. Vaganova   +3 more
doaj   +2 more sources

The substantia Nigra pars compacta and temporal processing [PDF]

open access: bronze, 2006
The basal ganglia and cerebellum are considered to play a role in timing, although their differential roles in timing remain unclear. It has been proposed that the timing of short milliseconds-range intervals involves the cerebellum, whereas longer ...
Dirnberger, G.   +3 more
core   +3 more sources

Striatal neuroinflammation promotes parkinsonism in rats [PDF]

open access: yes, 2008
The specific role of neuroinflammation in the pathogenesis of Parkinson's disease remains to be fully elucidated. By infusing lipopolysaccharide (LPS) into the striatum, we investigated the effect of neuroinflammation on the dopamine nigrostriatal ...
Don Gash   +9 more
core   +21 more sources

Application value of multiparametric MRI for evaluating iron deposition in the substantia nigra in Parkinson's disease

open access: yesFrontiers in Neurology, 2023
ObjectiveThis study aimed to investigate the application value of multi-parametric magnetic resonance imaging (MRI) in the diagnosis of iron deposition in the substantia nigra dense zone in Parkinson's disease (PD) and to evaluate the diagnostic value of
Qing Cao   +7 more
doaj   +1 more source

In vivo detection of substantia nigra and locus coeruleus volume loss in Parkinson's disease using neuromelanin-sensitive MRI: Replication in two cohorts.

open access: yesPLoS ONE, 2023
Patients with Parkinson's disease undergo a loss of melanized neurons in substantia nigra pars compacta and locus coeruleus. Very few studies have assessed substantia nigra pars compacta and locus coeruleus pathology in Parkinson's disease simultaneously
Kristy S Hwang   +4 more
doaj   +3 more sources

Illicit stimulant use is associated with abnormal substantia nigra morphology in humans. [PDF]

open access: yesPLoS ONE, 2013
Use of illicit stimulants such as methamphetamine, cocaine, and ecstasy is an increasing health problem. Chronic use can cause neurotoxicity in animals and humans but the long-term consequences are not well understood. The aim of the current study was to
Gabrielle Todd   +7 more
doaj   +1 more source

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