Disturbed mitochondrial function restricts glutamate uptake in the human Müller glia cell line, MIO-M1
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Disturbed mitochondrial function restricts glutamate uptake in the human Müller glia cell line, MIO-M1. / Vohra, Rupali; Gurubaran, Iswariyaraja Sridevi; Henriksen, Ulrik ; Bergersen, Linda Hildegaard; Rasmussen, Lene Juel; Desler, Claus; Skytt, Dorte Marie; Kolko, Miriam.
In: Mitochondrion, Vol. 36, 2017, p. 52-59.Research output: Contribution to journal › Journal article › peer-review
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TY - JOUR
T1 - Disturbed mitochondrial function restricts glutamate uptake in the human Müller glia cell line, MIO-M1
AU - Vohra, Rupali
AU - Gurubaran, Iswariyaraja Sridevi
AU - Henriksen, Ulrik
AU - Bergersen, Linda Hildegaard
AU - Rasmussen, Lene Juel
AU - Desler, Claus
AU - Skytt, Dorte Marie
AU - Kolko, Miriam
PY - 2017
Y1 - 2017
N2 - Using the human Müller cell line, MIO-M1, the aim was to study the impact of mitochondrial inhibition in Müller glia through antimycin A treatment. MIO-M1 cell survival, levels of released lactate, mitochondrial function, and glutamate uptake were studied in response to mitochondrial inhibition and glucose restriction. Lactate release decreased in response to glucose restriction. Combined glucose restriction and blocked mitochondrial activity decreased survival and caused collapse of the respiratory chain measured by oxygen consumption rate and extracellular acidification rate. Mitochondrial inhibition caused impaired glutamate uptake and decreased mRNA expression of the glutamate transporter, EAAT1. Over all, we show important roles of mitochondrial activity in MIO-M1 cell function and survival.
AB - Using the human Müller cell line, MIO-M1, the aim was to study the impact of mitochondrial inhibition in Müller glia through antimycin A treatment. MIO-M1 cell survival, levels of released lactate, mitochondrial function, and glutamate uptake were studied in response to mitochondrial inhibition and glucose restriction. Lactate release decreased in response to glucose restriction. Combined glucose restriction and blocked mitochondrial activity decreased survival and caused collapse of the respiratory chain measured by oxygen consumption rate and extracellular acidification rate. Mitochondrial inhibition caused impaired glutamate uptake and decreased mRNA expression of the glutamate transporter, EAAT1. Over all, we show important roles of mitochondrial activity in MIO-M1 cell function and survival.
KW - Antimycin A
KW - Glutamate
KW - Lactate
KW - MIO-M1 cell line
KW - Mitochondria
KW - Müller cells
U2 - 10.1016/j.mito.2017.02.003
DO - 10.1016/j.mito.2017.02.003
M3 - Journal article
C2 - 28185966
AN - SCOPUS:85013149692
VL - 36
SP - 52
EP - 59
JO - Mitochondrion
JF - Mitochondrion
SN - 1567-7249
ER -
ID: 179048691