Experts hope that the discovery of the "pacemaker gene" could lead to new drug treatments to avoid heart attacks and disease.
专家希望“起搏器基因”的发现能够引导防止心脏病和心脏病发作的新药物疗法。
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However, a device called a brain pacemaker implanted in the brain stem can send electrical impulses to specific parts of the brain, like a regular pacemaker does in the heart.
Improved batteries also led to a beefed-up version of a pacemaker that could restart the heart, and correct irregular or dangerously fast heartbeats, when necessary.