Results 21 to 30 of about 240,256 (373)

Alpha-synuclein disrupted dopamine homeostasis leads to dopaminergic neuron degeneration in Caenorhabditis elegans. [PDF]

open access: yesPLoS ONE, 2010
Disruption of dopamine homeostasis may lead to dopaminergic neuron degeneration, a proposed explanation for the specific vulnerability of dopaminergic neurons in Parkinson's disease. While expression of human alpha-synuclein in C.
Pengxiu Cao   +6 more
doaj   +1 more source

Locus coeruleus and dopaminergic consolidation of everyday memory

open access: yesNature, 2016
The retention of episodic-like memory is enhanced, in humans and animals, when something novel happens shortly before or after encoding. Using an everyday memory task in mice, we sought the neurons mediating this dopamine-dependent novelty effect ...
T. Takeuchi   +10 more
semanticscholar   +1 more source

THE DOPAMINERGIC SYSTEM IN HYPERTENSION

open access: yesClinical and Experimental Hypertension, 2001
Dopamine exerts cardiovascular and renal actions mediated through interaction with specific dopamine receptors. Dopamine receptors are cell surface receptors coupled to G-proteins and classified into two main super families based on biochemical, pharmacological and molecular characteristics. The dopamine D1-like receptor super family includes D1 and D5
AMENTA, Francesco   +4 more
openaire   +4 more sources

Caffeine and Primary (Migraine) Headaches—Friend or Foe?

open access: yesFrontiers in Neurology, 2019
Background: The actions of caffeine as an antagonist of adenosine receptors have been extensively studied, and there is no doubt that both daily and sporadic dietary consumption of caffeine has substantial biological effects on the nervous system ...
Karl B. Alstadhaug   +3 more
doaj   +1 more source

Establishment of an in vitro model for analyzing mitochondrial ultrastructure in PRKN-mutated patient iPSC-derived dopaminergic neurons

open access: yesMolecular Brain, 2021
Mitochondrial structural changes are associated with the regulation of mitochondrial function, apoptosis, and neurodegenerative diseases. PRKN is known to be involved with various mechanisms of mitochondrial quality control including mitochondrial ...
Mutsumi Yokota   +7 more
doaj   +1 more source

Non-Dopaminergic Therapies

open access: yesJournal of Parkinson’s Disease, 2018
Currently all aspects of Parkinson’s disease (PD) treatment are less than ideal and would benefit from new interventions. We focus on problems associated with brain neurotransmitters amenable to more specific subreceptor and temporal manipulation.
Nicolaas I. Bohnen, John G. Nutt
openaire   +4 more sources

Adult subventricular zone neural stem cells as a potential source of dopaminergic replacement neurons

open access: yesFrontiers in Neuroscience, 2014
Clinical trials engrafting human fetal ventral mesencephalic tissue have demonstrated, in principle, that cell replacement therapy provides substantial long-lasting improvement of motor impairments generated by Parkinson’s Disease.
John eCave   +5 more
doaj   +1 more source

Endoplasmic Reticulum Stress Is Associated with the Mesencephalic Dopaminergic Neuron Injury in Stressed Rats

open access: yesAnalytical Cellular Pathology, 2021
An increasing number of people are in a state of stress due to social and psychological pressures, which may result in mental disorders. Previous studies indicated that mesencephalic dopaminergic neurons are associated with not only reward-related ...
Shiba Niu   +7 more
doaj   +1 more source

Brain neurons as quantum computers: {\it in vivo} support of background physics [PDF]

open access: yesInternatioanl Journal of Modern Physics C: 14, 897-904 (2003), 2003
The question: whether quantum coherent states can sustain decoherence, heating and dissipation over time scales comparable to the dynamical timescales of the brain neurons, is actively discussed in the last years. Positive answer on this question is crucial, in particular, for consideration of brain neurons as quantum computers.
arxiv   +1 more source

MPTP-driven NLRP3 inflammasome activation in microglia plays a central role in dopaminergic neurodegeneration

open access: yesCell Death and Differentiation, 2018
Parkinson's disease (PD) is a progressive neurodegenerative disease characterized by the loss of dopaminergic neurons in the substantia nigra (SN) and the reduction of dopamine levels in the striatum.
Eunju Lee   +7 more
semanticscholar   +1 more source

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