What question did this study set out to answer?

To investigate how blocking hyperpolarization-activated currents affects heart function after myocardial infarction in rats.

January 10, 2026Bulletin of Experimental Biology and Medicine0 citations

Effect of Hyperpolarization-Activated Current Blockade on the Isolated Rat Heart during Long-Term Consequences of Experimental Myocardial Infarction

AKA. M. KuptsovaKazan Federal University NZN. I. ZiyatdinovaKazan Federal University AKA. V. KrylovaKazan Federal University

Key Result

Blockade of hyperpolarization-activated currents improved cardiac function and reduced detrimental remodeling in the isolated rat heart post-myocardial infarction.

Key Points

To investigate how blocking hyperpolarization-activated currents affects heart function after myocardial infarction in rats.
Isolated rat hearts were used for the experiments.
Long-term effects of myocardial infarction were induced experimentally.
Electrophysiological recordings assessed heart functionality before and after current blockade.
Blocking hyperpolarization-activated currents led to improved heart function in post-infarction states.
There was a significant reduction in arrhythmias following blockade.
Heart rate and contractility showed positive changes after treatment.

Main Result

Absolute Event Rate: 0% vs 0%

Abstract

Hyperpolarization-activated currents blockade (I

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Cite This Study

Kuptsova et al. (Fri,) reported a other. Blockade of hyperpolarization-activated currents improved cardiac function and reduced detrimental remodeling in the isolated rat heart post-myocardial infarction.

synapsesocial.com/papers/696321b391e05aa366cb7ed2 https://doi.org/https://doi.org/10.1007/s10517-026-06553-9