Results 121 to 130 of about 1,218,415 (224)

Determining properties of human‐induced pluripotent stem cell‐derived cardiomyocytes using spatially resolved electromechanical metrics

open access: yesThe Journal of Physiology, Volume 604, Issue 19, Page 8069-8099, 1 October 2026.
Abstract figure legend In this study, we use human‐induced pluripotent stem cell‐derived cardiomyocyte (hiPSC‐CM) experiments and computational modelling to identify the mechanism of action of drug compounds. In the hiPSC‐CM experiments, optical measurements of cell collections are recorded in the baseline case and after drug exposure.
Karoline Horgmo Jæger   +4 more
wiley   +1 more source

In silico screening on the herg potassium channel [PDF]

open access: yes, 2011
Während des Arzneistoffentwicklungsprozesses scheitern fast 35% der Arzneistoffe wegen schlechter Absorption, Verteilung, Metabolismus, Ausscheidung und Toxizität (ADMET).
Schiesaro, Andrea
core  

Docking into Symmetric Binding Sites: Problems and Solutions Exemplified on the hERG Potassium Channel

open access: yes, 2009
The hERG potassium channel is highly related to severe cardiac side effects. With the technique of homology modelling it is possible to model the homo tetrameric subunits of the hERG channel in the closed and open state, using KcsA and KirBac1.1 as well ...
A. WINDISCH   +5 more
core   +1 more source

Identification of Sodium/Myo‐Inositol Transporter 1 as a Major Determinant of Arterial Contractility

open access: yesThe FASEB Journal, Volume 40, Issue 18, 30 September 2026.
The tonicity‐responsive enhancer binding‐protein (TonEBP) and serum glucocorticoid kinase (SGK) sense a rise in extracellular hypertonicity resulting in an increase SMIT1 membrane abundance in vascular smooth muscle cells. SMIT1 associates with Kv7.4/5, Gβγ, and KCNE4, promoting hyperpolarization, reduced voltage‐gated calcium channel (VGCC) opening ...
Elizabeth A. Forrester   +6 more
wiley   +1 more source

A Blood–Brain Barrier‐Permeable Guanylhydrazone Analogue of the ASIC3 Activator GMQ Inhibits Human Glioblastoma Stem Cell Growth In Vitro

open access: yesChemMedChem, Volume 21, Issue 18, 28 September 2026.
The acid‐sensing ion channel 3 (ASIC3), physiologically located in the peripheral nervous system, was found in stem cells of CNS‐located glioblastoma multiforme (GBM CSCs); its chronic activation in the CNS kills dysfunctional GBM CSCs with no effect on ASIC3‐lacking CNS tissues.
Leonardo Maiorana   +8 more
wiley   +1 more source

Drug block of the hERG potassium channel: Insight from modeling

open access: yes, 2007
Many commonly used, structurally diverse, drugs block the human ether-a-go-go-related gene (hERG) K+ channel to cause acquired long QT syndrome, which can lead to sudden death via lethal cardiac arrhythmias. This undesirable side effect is a major hurdle
Brian Cox (4465927)   +14 more
core   +1 more source

Open Channel Block of HERG K ϩ Channels by Vesnarinone [PDF]

open access: yes, 2020
Vesnarinone, a cardiotonic agent, blocks I Kr and, unlike other I Kr blockers, produces a frequency-dependent prolongation of action potential duration (APD).
John S Mitcheson   +4 more
core  

Intracellular uptake of agents that block the hERG channel can confound the assessment of QT interval prolongation and arrhythmic risk. [PDF]

open access: yesHeart Rhythm, 2021
Burashnikov A   +8 more
europepmc   +1 more source

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