Degeneracy in epilepsy: multiple routes to hyperexcitable brain circuits and their repair

TM Stöber, D Batulin, J Triesch, R Narayanan… - Communications …, 2023 - nature.com
Due to its complex and multifaceted nature, developing effective treatments for epilepsy is
still a major challenge. To deal with this complexity we introduce the concept of degeneracy …

[HTML][HTML] HCN channels and absence seizures

V Crunelli, F David, TP Morais, ML Lorincz - Neurobiology of Disease, 2023 - Elsevier
Hyperpolarization-activation cyclic nucleotide-gated (HCN) channels were for the first time
implicated in absence seizures (ASs) when an abnormal I h (the current generated by these …

Understanding Lamotrigine's role in the CNS and possible future evolution

B Costa, N Vale - International journal of molecular sciences, 2023 - mdpi.com
The anti-epileptic drug lamotrigine (LTG) has been widely used to treat various neurological
disorders, including epilepsy and bipolar disorder. However, its precise mechanism of action …

Relationship between threshold and bifurcations for paradoxical firing responses along with seizure induced by inhibitory stimulation

X Wang, H Gu, Y Jia - Europhysics Letters, 2023 - iopscience.iop.org
Inhibition-induced enhancement or paradoxical response of firing was related to Hopf
bifurcation instead of saddle-node bifurcation on an invariant cycle (SNIC), due to the" …

A novel de novo HCN2 loss‐of‐function variant causing developmental and epileptic encephalopathy treated with a ketogenic diet

JC DiFrancesco, F Ragona, C Murano, A Frosio… - …, 2023 - Wiley Online Library
Missense variants of hyperpolarization‐activated, cyclic nucleotide‐gated (HCN) ion
channels cause variable phenotypes, ranging from mild generalized epilepsy to …

A Novel Flow Cytometry-Based Assay for the Identification of HCN4 CNBD Ligands

MN Wojciechowski, S Schreiber, J Jose - Pharmaceuticals, 2023 - mdpi.com
Hyperpolarization-activated and cyclic nucleotide-gated (HCN) channels are promising
therapeutic targets because of their association with the genesis of several diseases. The …

Localization of hyperpolarization-activated cyclic nucleotide-gated channels in the vertebrate retinas across species and their physiological roles

D Kim, H Roh, HM Lee, SJ Kim, M Im - Frontiers in Neuroanatomy, 2024 - frontiersin.org
Transmembrane proteins known as hyperpolarization-activated cyclic nucleotide-gated
(HCN) channels control the movement of Na+ and K+ ions across cellular membranes. HCN …

Integrated Proteomics and Protein Co-expression Network Analysis Identifies Novel Epileptogenic Mechanism in Mesial Temporal Lobe Epilepsy

A Srivastava, P Rajput, M Tripathi, PS Chandra… - Molecular …, 2024 - Springer
Over 50 million people worldwide are affected by epilepsy, a common neurological disorder
that has a high rate of drug resistance and diverse comorbidities such as progressive …

Channelopathies in epilepsy: an overview of clinical presentations, pathogenic mechanisms, and therapeutic insights

ACH Ng, M Chahine, MH Scantlebury… - Journal of Neurology, 2024 - Springer
Pathogenic variants in genes encoding ion channels are causal for various pediatric and
adult neurological conditions. In particular, several epilepsy syndromes have been identified …

[HTML][HTML] The Impact of Altered HCN1 Expression on Brain Function and Its Relationship with Epileptogenesis

K Zhao, Y Li, X Yang, L Zhou - Current Neuropharmacology, 2023 - ncbi.nlm.nih.gov
Hyperpolarization-activated cyclic nucleotide-gated cation channel 1 (HCN1) is
predominantly expressed in neurons from the neocortex and hippocampus, two important …