Implantable cardioverter-defibrillators (ICDs) are small battery-powered devices that can deliver a small electric shock to the heart in response to a life-threatening arrhythmia (when the heart starts beating rapidly and inefficiently).
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Another group, led by William Ditto at the Georgia Institute of Technology and Francis Witkowski at the University of Alberta, is using a dye that lights up in response to voltage changes to map the heart's response.
The industry can even take heart from the response to the crisis by Massachusetts Congressman Ed Markey, a long-time nuclear energy foe.
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"We have been working closely with the Royal Colleges and staff bodies to protect and prepare frontline health workers, who are at the heart of our response to this outbreak, whilst providing the best health care possible to patients, " he said.
Lee and Yun theorize that anti-inflammatory drugs counteract the body's self-destructive response to heart failure by decreasing the body's fight-or-flight response.
We're consumers at heart, and our response to difficulties of all kinds usually involves consumption in one form or another.
The Department for Culture, Media and Sport has been asked for a response to the change of heart.
The review was launched in response to the 1990s Bristol heart babies scandal, when children having heart surgery died unnecessarily.
Researchers looked at 62 patients with implantable cardioverter-defibrillators, devices that monitor heart rhythms and emit painful shocks in response to dangerous rhythms.
By including a "punishment element" in community sentences the government would "win vital public confidence" for the "holistic response which is at the heart of our proposals - the rehabilitation of offenders", he said.
"Long-term security" is at the heart of foreign policy thinking, the government said in response.
Novartis' response to the concerns that Cox-2 inhibitors might cause heart problems is to run extra clinical trials to try and prove that its drug does no cardiovascular damage.
This was a campaign that had direct marketing at the heart: There was an identifiable audience, a clear proposition and a measurable response.
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Acting as a messenger between the central nervous system and the major organs, the vagus nerve slows the heart rate (through the release of the neurotransmitter acetylcholine), calms the immune response (by controlling the release of proteins called cytokines), and communicates with the muscles that control respiration and digestion.
Scientists were able to detect signals from heart and nerve cell electro-flesh made this way, allowing them to measure changes in response to certain drugs.
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