Preventing mitochondrial reverse electron transport as a strategy for cardioprotection

HA Prag, MP Murphy, T Krieg - Basic Research in Cardiology, 2023 - Springer
In the context of myocardial infarction, the burst of superoxide generated by reverse electron
transport (RET) at complex I in mitochondria is a crucial trigger for damage during …

Consumption and metabolism of extracellular pyruvate by cultured rat brain astrocytes

N Denker, AR Harders, C Arend, R Dringen - Neurochemical Research, 2023 - Springer
Brain astrocytes are considered as glycolytic cell type, but these cells also produce ATP via
mitochondrial oxidative phosphorylation. Exposure of cultured primary astrocytes in a …

Depletion of WFS1 compromises mitochondrial function in hiPSC-derived neuronal models of Wolfram syndrome

M Zatyka, TR Rosenstock, C Sun, AM Palhegyi… - Stem Cell Reports, 2023 - cell.com
Mitochondrial dysfunction involving mitochondria-associated ER membrane (MAM)
dysregulation is implicated in the pathogenesis of late-onset neurodegenerative diseases …

FR58P1a; a new uncoupler of OXPHOS that inhibits migration in triple-negative breast cancer cells via Sirt1/AMPK/β1-integrin pathway

FA Urra, F Muñoz, M Córdova-Delgado, MP Ramírez… - Scientific reports, 2018 - nature.com
Highly malignant triple-negative breast cancer (TNBC) cells rely mostly on glycolysis to
maintain cellular homeostasis; however, mitochondria are still required for migration and …

Endogenous energy stores maintain a high ATP concentration for hours in glucose-depleted cultured primary rat astrocytes

AR Harders, C Arend, SC Denieffe, J Berger… - Neurochemical …, 2023 - Springer
Adenosine triphosphate (ATP) is the central energy currency of all cells. Cultured primary rat
astrocytes contain a specific cellular ATP content of 27.9±4.7 nmol/mg. During incubation in …

Mouse embryonic stem cells embody organismal-level cold resistance

K Suita, K Ishikawa, M Kaneko, A Wataki, M Takahashi… - Cell Reports, 2023 - cell.com
During hibernation, some mammals show low body temperatures (< 10° C). Tissues from
hibernators exhibit cold resistance even when the animal is not hibernating. Mice can also …

β-lapachone-mediated WST1 reduction as indicator for the cytosolic redox metabolism of cultured primary astrocytes

P Watermann, R Dringen - Neurochemical Research, 2023 - Springer
Electron cycler-mediated extracellular reduction of the water-soluble tetrazolium salt 1
(WST1) is frequently used as tool for the determination of cell viability. We have adapted this …

Consequences of a 2-Deoxyglucose Exposure on the ATP Content and the Cytosolic Glucose Metabolism of Cultured Primary Rat Astrocytes

AR Harders, P Watermann, G Karger… - Neurochemical …, 2024 - Springer
Abstract The glucose analogue 2-deoxyglucose (2DG) has frequently been used as a tool to
study cellular glucose uptake and to inhibit glycolysis. Exposure of primary cultured …

Modulation of Pyruvate Export and Extracellular Pyruvate Concentration in Primary Astrocyte Cultures

N Denker, R Dringen - Neurochemical Research, 2024 - Springer
Astrocyte-derived pyruvate is considered to have neuroprotective functions. In order to
investigate the processes that are involved in astrocytic pyruvate release, we used primary …

Effects of troponoids on mitochondrial function and cytotoxicity

DP Bradley, AT O'Dea, ME Woodson, Q Li… - Antimicrobial Agents …, 2022 - Am Soc Microbiol
The α-hydroxytropolones (αHTs) are troponoid inhibitors of hepatitis B virus (HBV)
replication that can target HBV RNase H with submicromolar efficacies. αHTs and related …