Cardiology

Protein dynamics in the beating heart

The protein titin is a large structural component of the sarcomere—the machinery that mediates contraction of cardiac muscle cells. Despite its importance to the beating heart, little is known about titin turnover.

Cardiology

'Broken heart' syndrome may originate in the brain

Scientists have shown for the first time that the brain is involved in the development of a heart condition called Takotsubo syndrome (TTS). They found that regions of the brain responsible for processing emotions and controlling ...

Genetics

Scientists catch heartbeat 'molecular switch' in action

Oxford University Radcliffe Department of Medicine researchers have developed a new method that uses a protein originally found in marine corals to visualise the flow of calcium that makes the heart beat.

Medical research

Compound identified that improves heart function in rats

Heart attack survivors may think the worst is behind them. But many later develop heart failure, a progressive disease marked by shortness of breath and swelling in the legs. Symptoms can prevent patients from working, exercising—even ...

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