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and doing what they're supposed to or they're turned off and quiet for the time that they're supposed to be quiet. And it's you you add those four proteins
and you can take that 85year-old cell skin cell from a person with Parkinson disease and you can make it into what's called an embryionic stem cell. And it
does that by sort of wiping out the what's called epiggenome. So people are
Listen to native speakers pronounce “85year” in real conversational contexts with synchronized timestamps and subtitles.