E-4031: Difference between revisions
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'''E-4031''' is a | == E-4031 == | ||
[[File:E-4031.png|thumb|right|Chemical structure of E-4031]] | |||
'''E-4031''' is a chemical compound known for its role as a selective blocker of the [[hERG]] (human Ether-à-go-go-Related Gene) [[potassium channel]]. This compound is of significant interest in the field of [[cardiology]] and [[pharmacology]] due to its effects on cardiac repolarization and its potential to induce [[arrhythmias]]. | |||
== Mechanism of Action == | == Mechanism of Action == | ||
== | E-4031 functions by inhibiting the hERG potassium channels, which are crucial for the repolarization phase of the cardiac [[action potential]]. These channels are responsible for the rapid delayed rectifier potassium current (I<sub>Kr</sub>), which helps in the repolarization of the cardiac [[myocyte]]s. By blocking these channels, E-4031 prolongs the [[QT interval]] on the [[electrocardiogram]] (ECG), which can lead to [[Torsades de Pointes]], a type of polymorphic ventricular tachycardia. | ||
== Clinical Significance == | |||
The ability of E-4031 to block hERG channels makes it a valuable tool in [[drug development]] and [[safety pharmacology]]. Many drugs are screened for hERG channel activity to predict their potential to cause QT interval prolongation and associated cardiac risks. E-4031 is often used as a reference compound in these studies. | |||
== Research Applications == | |||
In [[research]], E-4031 is used to study the electrophysiological properties of cardiac cells and to understand the mechanisms underlying drug-induced [[cardiotoxicity]]. It is also employed in the development of new therapeutic agents that require careful assessment of their effects on cardiac repolarization. | |||
== Safety and Toxicity == | |||
While E-4031 is a powerful research tool, it is not used therapeutically due to its potential to cause serious cardiac arrhythmias. Its use is primarily restricted to controlled laboratory settings where its effects can be closely monitored. | |||
== | == Related Pages == | ||
[[ | * [[hERG channel]] | ||
[[ | * [[QT interval]] | ||
[[ | * [[Torsades de Pointes]] | ||
* [[Cardiac action potential]] | |||
* [[Pharmacology]] | |||
[[Category:Pharmacology]] | |||
[[Category:Cardiology]] | |||
Latest revision as of 03:28, 13 February 2025
E-4031[edit]
E-4031 is a chemical compound known for its role as a selective blocker of the hERG (human Ether-à-go-go-Related Gene) potassium channel. This compound is of significant interest in the field of cardiology and pharmacology due to its effects on cardiac repolarization and its potential to induce arrhythmias.
Mechanism of Action[edit]
E-4031 functions by inhibiting the hERG potassium channels, which are crucial for the repolarization phase of the cardiac action potential. These channels are responsible for the rapid delayed rectifier potassium current (IKr), which helps in the repolarization of the cardiac myocytes. By blocking these channels, E-4031 prolongs the QT interval on the electrocardiogram (ECG), which can lead to Torsades de Pointes, a type of polymorphic ventricular tachycardia.
Clinical Significance[edit]
The ability of E-4031 to block hERG channels makes it a valuable tool in drug development and safety pharmacology. Many drugs are screened for hERG channel activity to predict their potential to cause QT interval prolongation and associated cardiac risks. E-4031 is often used as a reference compound in these studies.
Research Applications[edit]
In research, E-4031 is used to study the electrophysiological properties of cardiac cells and to understand the mechanisms underlying drug-induced cardiotoxicity. It is also employed in the development of new therapeutic agents that require careful assessment of their effects on cardiac repolarization.
Safety and Toxicity[edit]
While E-4031 is a powerful research tool, it is not used therapeutically due to its potential to cause serious cardiac arrhythmias. Its use is primarily restricted to controlled laboratory settings where its effects can be closely monitored.
