Development, calibration, and validation of a novel human ventricular myocyte model in health, disease, and drug block

J Tomek, A Bueno-Orovio, E Passini, X Zhou… - Elife, 2019 - elifesciences.org
Human-based modelling and simulations are becoming ubiquitous in biomedical science
due to their ability to augment experimental and clinical investigations. Cardiac …

Calmodulin Is Essential for Cardiac IKS Channel Gating and Assembly: Impaired Function in Long-QT Mutations

L Shamgar, L Ma, N Schmitt, Y Haitin, A Peretz… - Circulation …, 2006 - Am Heart Assoc
The slow I KS K+ channel plays a major role in repolarizing the cardiac action potential and
consists of the assembly of KCNQ1 and KCNE1 subunits. Mutations in either KCNQ1 or …

Dopaminergic regulation of neuronal excitability through modulation of Ih in layer V entorhinal cortex

JA Rosenkranz, D Johnston - Journal of Neuroscience, 2006 - Soc Neuroscience
The entorhinal cortex (EC) is a significant component of the systems that underlie certain
forms of memory formation and recall. Evidence has been emerging that the dopaminergic …

Zinc inhibits cAMP-stimulated Cl secretion via basolateral K-channel blockade in rat ileum

KM Hoque, VM Rajendran… - American Journal of …, 2005 - journals.physiology.org
Zn, an essential micronutrient and second most abundant trace element in cell and tissues,
reduces stool output when administered to children with acute diarrhea. The mechanism by …

Molecular mechanisms of cardiac voltage-gated potassium channelopathies

GW Abbott - Current pharmaceutical design, 2006 - ingentaconnect.com
Potassium channels form highly K+ ion-selective pores in the plasma membrane of excitable
cells. Voltagegated potassium (Kv) channels open in response to membrane depolarization …

Exposure to Hydraulic Fracturing Flowback Water Impairs Mahi-Mahi (Coryphaena hippurus) Cardiomyocyte Contractile Function and Swimming Performance

EJ Folkerts, RM Heuer, S Flynn… - … science & technology, 2020 - ACS Publications
Publicly available toxicological studies on wastewaters associated with unconventional oil
and gas (UOG) activities in offshore regions are nonexistent. The current study investigated …

Localization and role of inward rectifier K+ channels in Malpighian tubules of the yellow fever mosquito Aedes aegypti

PM Piermarini, SM Dunemann, MF Rouhier… - Insect biochemistry and …, 2015 - Elsevier
Malpighian tubules of adult female yellow fever mosquitoes Aedes aegypti express three
inward rectifier K+(Kir) channel subunits: AeKir1, AeKir2B and AeKir3. Here we 1) elucidate …

External Ba2+ block of the two-pore domain potassium channel TREK-1 defines conformational transition in its selectivity filter

XY Ma, JM Yu, SZ Zhang, XY Liu, BH Wu… - Journal of Biological …, 2011 - ASBMB
TREK-1 is a member of the two-pore domain potassium channel family that is known as a
leak channel and plays a key role in many physiological and pathological processes. The …

Determinants within the turret and pore-loop domains of KCNQ3 K+ channels governing functional activity

O Zaika, CC Hernandez, M Bal, GP Tolstykh… - Biophysical journal, 2008 - cell.com
Abstract KCNQ1–5 (Kv7. 1–7.5) subunits assemble to form a variety of functional K+
channels in the nervous system, heart, and epithelia. KCNQ1 and KCNQ4 homomers and …

Pore conformations and gating mechanism of a Cys-loop receptor

Y Paas, G Gibor, R Grailhe… - Proceedings of the …, 2005 - National Acad Sciences
Neurons regulate the propagation of chemoelectric signals throughout the nervous system
by opening and closing ion channels, a process known as gating. Here, histidine-based …