bp(GO:"GO:0051935")
Synaptic glutamate concentration is promptly restored to normal levels, however, through the rapid uptake of unbound glutamate molecules by nearby glial cells, which subsequently convert these glutamate molecules to glutamine. The resulting glutamine molecules are then recycled to the neurons, and the cycle of glutamatergic signaling begins anew PubMed:16273023
In patients with Alzheimer's disease, available evidence points to a disruption in the glutamatergic neurotransmission cycle at the point of glial cell reuptake of free glutamate from the synapse. Neuropathologic studies have documented reduced levels of glutamate reuptake in the frontal and temporal cortices of patients with Alzheimer's disease,10 possibly due to oxidative modification of the glutamate transporter 1 molecule. Furthermore, diminished uptake by vesicular glutamate transporter has been reported in patients with Alzheimer's disease PubMed:16273023
Synaptic glutamate concentration is promptly restored to normal levels, however, through the rapid uptake of unbound glutamate molecules by nearby glial cells, which subsequently convert these glutamate molecules to glutamine. The resulting glutamine molecules are then recycled to the neurons, and the cycle of glutamatergic signaling begins anew PubMed:16273023
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If you find BEL Commons useful in your work, please consider citing: Hoyt, C. T., Domingo-Fernández, D., & Hofmann-Apitius, M. (2018). BEL Commons: an environment for exploration and analysis of networks encoded in Biological Expression Language. Database, 2018(3), 1–11.