Sleep deprivation (SD) disturbs the circadian physiology and exerts a negative impact on brain and behavioural functions.
First-pass extracted concept
sleep deprivation
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SD
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The proteins and pathways negatively affected by sleep deprivation are implicated in neurological disorders including Alzheimer's disease and Parkinson's disease.
Sleep deprivation affects the glymphatic system, a glial-dependent metabolic waste clearance pathway, and is associated with accumulation of misfolded proteins in synaptic compartments and cognitive decline.
Sleep deprivation impairs cellular clearance of misfolded neurotoxic proteins including alpha-synuclein, amyloid-beta, and tau.
Sleep deprivation affects immunological and redox systems, resulting in neuroinflammation and oxidative stress.
The study provides mechanistic insight that sleep deprivation impacts mood through glial signaling involving adenosine A1 receptors.
Astrocytic signaling to adenosine A1 receptors is required for the reduction of depressive-like behaviors following 12 hours of sleep deprivation.
Administration of the A1 agonist CCPA mimicked the effect of sleep deprivation on depression phenotypes.