Baby’s first gene edit

Today, Explained

Vox

Daily News, Politics, News

4.4 • 9.5K Ratings

🗓️ 5 June 2025

⏱️ 29 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

For the first time ever, experimental gene editing technology has been used to treat a baby with a fatal condition. Just don’t mess with the embryos.  This episode was produced by Victoria Chamberlin, edited by Miranda Kennedy, fact checked by Avishay Artsy, engineered by Patrick Boyd and Andrea Kristinsdottir and hosted by Sean Rameswaram. Listen to Today, Explained ad-free by becoming a Vox Member: vox.com/members. Transcript at vox.com/today-explained-podcast. Baby KJ as he prepares to leave the hospital. Photo courtesy of Children’s Hospital of Philadelphia. Help us plan for the future of Today, Explained by filling out a brief survey: ⁠voxmedia.com/survey⁠. Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices

Transcript

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0:00.0	It's a big week for baby KJ.
0:06.0	After spending nearly his entire first year of life in the Children's Hospital of Philadelphia, he is going home.
0:14.0	Baby KJ is not like your average baby.
0:18.0	He was diagnosed with a rare genetic disease shortly after birth,
0:22.0	something that roughly one in a million babies have. But baby KJ got a genetic treatment for it
0:28.1	that no baby has ever had. And it worked. He's had quite a nice little gross spurt. And like
0:34.3	the thing has really helped him grow some nice chubby cheeks.
0:39.0	Man, the day he walks into, like, school with a book bag on and we, like, let him go at the door.
0:43.8	Like, you're going to have to, I might have to take the day off that day.
0:48.5	The miracle of baby KJ coming up on today Explained.
0:52.3	Kay J, Roddy,, what you doing down there?
0:55.0	What are you doing?
0:56.5	Kayday!
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1:32.4	three insights for leaders,
	...

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