[HTML][HTML] The paroxysmal depolarization shift: reconsidering its role in epilepsy, epileptogenesis and beyond

H Kubista, S Boehm, M Hotka - International journal of molecular sciences, 2019 - mdpi.com
Paroxysmal depolarization shifts (PDS) have been described by epileptologists for the first
time several decades ago, but controversy still exists to date regarding their role in epilepsy. …

The paroxysmal depolarization shift in epilepsy research

M Hotka, H Kubista - The international journal of biochemistry & cell biology, 2019 - Elsevier
Several shortcomings with currently available pharmacotherapy of epilepsy necessitate the
search for new drug targets. Paroxysmal depolarization shifts (PDS) represent the cellular …

[HTML][HTML] Rescue by 4-phenylbutyrate of several misfolded creatine transporter-1 variants linked to the creatine transporter deficiency syndrome

A El-Kasaby, A Kasture, F Koban, M Hotka… - …, 2019 - Elsevier
Diseases arising from misfolding of SLC6 transporters have been reported over recent years,
eg. folding-deficient mutants of the dopamine transporter and of the glycine transporter-2 …

L-type Ca2+ channel–mediated Ca2+ influx adjusts neuronal mitochondrial function to physiological and pathophysiological conditions

M Hotka, M Cagalinec, K Hilber, L Hool, S Boehm… - Science …, 2020 - science.org
L-type voltage-gated Ca 2+ channels (LTCCs) are implicated in neurodegenerative processes
and cell death. Accordingly, LTCC antagonists have been proposed to be neuroprotective…

Glycerol-3-phosphate shuttle is a backup system securing metabolic flexibility in neurons

…, V Goeschl, S Boehm, H Kubista, M Hotka - Journal of …, 2022 - Soc Neuroscience
Electrical activity in neurons is highly energy demanding and accompanied by rises in
cytosolic Ca 2+ . Cytosolic Ca 2+ , in turn, secures energy supply by pushing mitochondrial …

Cav1.3 channels play a crucial role in the formation of paroxysmal depolarization shifts in cultured hippocampal neurons

V Stiglbauer, M Hotka, M Ruiß, K Hilber, S Boehm… - …, 2017 - Wiley Online Library
Objective An increase of neuronal Ca v 1.3 L‐type calcium channels ( LTCC s) has been
observed in various animal models of epilepsy. However, LTCC inhibitors failed in clinical trials …

A label-free approach to detect ligand binding to cell surface proteins in real time

V Burtscher, M Hotka, Y Li, M Freissmuth, W Sandtner - Elife, 2018 - elifesciences.org
10.7554/eLife.34944.001 Electrophysiological recordings allow for monitoring the operation
of proteins with high temporal resolution down to the single molecule level. This technique …

[HTML][HTML] Quantitative analysis of calcium spikes in noisy fluorescent background

R Janicek, M Hotka, A Zahradníková Jr… - PLoS …, 2013 - journals.plos.org
Intracellular calcium signals are studied by laser-scanning confocal fluorescence microscopy.
The required spatio-temporal resolution makes description of calcium signals difficult …

[HTML][HTML] Severe hydroxymethylbilane synthase deficiency causes depression-like behavior and mitochondrial dysfunction in a mouse model of homozygous dominant …

…, A Cicvaric, FJ Monje, P Coiro, M Hotka… - Acta Neuropathologica …, 2020 - Springer
Acute intermittent porphyria (AIP) is an autosomal dominant inborn error of heme biosynthesis
due to a pathogenic mutation in the Hmbs gene, resulting in half-normal activity of …

[HTML][HTML] Reconstruction of membrane current by deconvolution and its application to membrane capacitance measurements in cardiac myocytes

M Hoťka, I Zahradník - PLoS One, 2017 - journals.plos.org
Correct detection of membrane currents under whole-cell patch–clamp conditions is limited
by the transfer function of a recording system. The low-pass output filter of a recording …