Thursday, September 19, 2013

Researchers Envision Switching A Heart Beat On And Off With Light

Relatively new field of optogenetics may offer solutions for cardiac arrhythmia With a few flicks of a light switch--on-off-on-off--Stanford University's Oscar Abilez is one step closer to changing the lives of millions. A team of Stanford University scientists are currently working to develop a novel biological pacemaker that uses stem cells and optogenetics to control the human heart with light. Credit: Thinkstock Why? Because as a focused speck of light turns on and off in Abilez's lab, a cluster of heart cells begins to expand and contract.



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