In short
The episode discusses how genomics can improve medical diagnostics and prediction, enable equitable access to genetic testing, and guide personalized prevention and treatment—especially for rare diseases and children. It also touches on AI’s practical impact in healthcare and the need for legal protections against genetic discrimination.
Guest
Dr. Wendy Chung, Chief of Pediatrics at Boston Children’s Hospital; Mary Ellen Avery Professor of Pediatrics at Harvard Medical School; over two decades as a clinical and molecular geneticist directing NIH-funded research.
Key claims
Genetics can scale better diagnostics and therapeutics; current U.S. outcomes lag due to unequal access; newborn genome sequencing plus reanalysis could shorten the “diagnostic odyssey”; gene-editing platforms will advance over the decade; tailored surveillance beats one-size-fits-all.
Notable examples
Penn Medicine Biobank ICU DNA samples (about a quarter under 40 had relevant treatable mutations); Guardian proposal for genome sequencing at heel-prick with later reinterrogation.
Written by AI. May contain mistakes. Listen to the episode to check what was said.
Chapters
Tap a time to open that second in VOThe Need for Genetic Testing
0:30 to 1:31
Discussion on the importance of genetic testing and legal protections.
“So there's a lot of noise about AI, but time's too tight for more promises.”
The Need for Genetic Testing
2:38 to 3:35
Discussion on the importance of genetic testing and legal protections.
“So it's just talking about the importance of understanding your genetics and what it could mean for health.”
Opportunities in Genetics
3:35 to 4:22
Dr. Wendy Chung talks about advancements in genetics and healthcare.
“She is the Mary Ellen Avery Professor of Pediatrics at Harvard Medical School.”
Access and Equity in Healthcare
4:22 to 6:10
Conversations about access to healthcare and making it equitable.
“So it couldn't be a more exciting time in terms of the ability to scale this, to use data to do it more accurately, and to get it to more people where they're at.”
Challenges in Genetic Testing
6:10 to 8:01
Exploring barriers to genetic testing and cost considerations.
“So if they're having breathing problems, growing problems, problems with developments, not hitting their milestones.”
Future of Genetic Treatments
8:01 to 9:57
Discussion on gene editing technology and its future in healthcare.
“But we are getting towards those platforms to be able to do this.”
Transcript
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2:10Learn more at chase.com forward slash reserve business. Chase for Business. Make more of what's yours. Accounts subject to credit approval. Restrictions and limitations apply. Cards are issued by JPMorgan Chase Bank N.A. Member FDIC. Bloomberg Audio Studios. Podcasts. Radio. News. You're listening to Bloomberg Business Week with Carol Masser and Tim Stenevek on Bloomberg Radio. Over the summer, a Bloomberg opinion piece pointed out that new research shows Americans need greater access to genetic testing and stronger legal protections against genetic discrimination, according to a recent study that was published in the American Journal of Human Genetics.
2:53Now, the study of DNA samples from the Penn Medicine Biobank found that a quarter of adults under the age of 40 who had been admitted to the Penn Medicine ICU carried a mutation that would have been relevant to their treatment. So it's just talking about the importance of understanding your genetics and what it could mean for health. And that genetic testing, what becomes available, changes so frequently. I mean, year to year, they can identify more and more. Yeah, exactly. And our next guest has a vast body of work when it comes to the field of genetics. Let's get to our weekly Business Week Women's Health segment, where we focus on key issues and developing technologies impacting the present and future of women's health around the world, and really, in many ways, everybody's health around the world.
3:32Joining us right now is Dr. Wendy Chung, Chief of Pediatrics at Boston Children's Hospital. She is the Mary Ellen Avery Professor of Pediatrics at Harvard Medical School. And she joins us from London, where it's a little bit later. So thank you so much, Dr. Chung, for joining us. You have spent more than two decades as a clinical and molecular geneticist and have directed many NIH-funded research programs. Got to ask, are we at a good time for health care advancements, or are we possibly going backwards? We have amazing opportunities. Amazing opportunities specifically around genetics, both in terms of diagnostics, predicting, and being able to tailor health and health prevention and health treatment based on that, and new things in terms of therapeutics, especially in the rare disease space.
4:22So it couldn't be a more exciting time in terms of the ability to scale this, to use data to do it more accurately, and to get it to more people where they're at. It sounds exciting and the opportunities sound exciting, but we're at a point with the United States where we don't have great outcomes compared to the rest of the world. We lag when it comes to other countries and their health outcomes. Why is that from your view? In many cases, it's due to access. And as we think about this, we're trying to think of ways that we can provide care anywhere. So are there ways to think about how do we get access to patients where they are in ways that can fit in with their lives and get them really news they can use is the way I think about it when they can use it just in time to be able to do it, ingest it, understand it and apply it in ways that really fit in with their life.
5:11We have amazing opportunities, but we don't do them equitably for everyone. Well, you know, Dr. Chung, Tim and I spend so much time talking about the K-shaped economy, right? And that on an economic level, not everybody benefits from the U.S. economy, even in good times. So that obviously carries over to health care. If you could change one thing, what would it be that would make health care more equitable? So if you can imagine this future state, I've been running a study in New York City called Guardian, genomic uniform screening against rare diseases in all newborns for a baby when they get their heel prick right after birth to be able to screen for disorders that are treatable and curable, things like phenylketonuria, now can we think about blowing that up in a good way by being able to do genome sequencing to identify all the treatable conditions so that everyone gets access to this?
6:01And for those same children, if they get sick and have symptoms at some point in the future, reinterrogate that genomic information to make the diagnosis essentially instantaneously. So if they're having breathing problems, growing problems, problems with developments, not hitting their milestones. Can you get the diagnosis very, very quickly to start the journey and make sure that diagnostic odyssey doesn't go on for very long to start the treatment? All right. Logical question or follow-up. Why don't we do that? Is it just too expensive or what? You know, it's funny. I was talking to an individual who is from South Korea or has family back in South Korea and says, you know, every year you can go and you can get a body scan head to toe, not crazy expensive, like it would be here in the United States and you can get potentially early signs of something that's not good.
6:49So I'm just wondering when it comes to why don't we do these genetic testing? Is it not available? Is it too expensive? So it is being done on a research basis on a very small number of newborns right now, but I'll throw down the gauntlet. I think we can drive down the price of doing being able to do this. And right now, let's just say it costs$1 ,000 per baby to be able to do this. That's probably not something that we can scale at 3.6 million babies born each year. But if we can drive down the cost by 50 percent, 75 percent, I do think if you look at the health economics in terms of the return on investment, it easily pays for itself over a 10-year period.
7:25What about when it comes to using that data for technology such as gene editing? We spoke to Jennifer Doudna, the 2020 Nobel laureate, a few months ago at our Bloomberg Technology Conference back in San Francisco. She was very optimistic that we will see this happening more and more in humans. Will this become just the standard of care in your view for kids who have genetic disorders? So I do think for these single gene conditions, platform technologies such as what Dr. Doudna and others have developed, they're not quite ready for prime time to just dial in any particular genetic edit and fix it.
8:01But we are getting towards those platforms to be able to do this. And I do think that over the next decade, we're going to make tremendous strides. And I do think from a regulatory point of view, the FDA and other regulatory agencies understand that within rare diseases, you need to think about platforms and being able to use information for one rare disease in terms of treatments for others and to understand the safety profile and use that across conditions. And so for the 7 ,000 rare diseases, I don't think we have to solve the problem 7 ,000 times. I think it's going to come to a much simpler number of solutions.
8:34Hey, one thing we wanted to ask you about, a recent article in Nature, you were quoted that Maha's spotlight on children's health is welcome and that this could be the decade of the kids, and that would be an amazing thing. How so, especially when we see an administration, a secretary of HHS, pushing back on things like vaccines and other policies that research has showed has definitely improved health in the United States. So I think if you think about the technology that I talked about with newborn screening, it can be applied to any number of things for children so that, again, if you know where the pain points are, if you know what the susceptibilities, you can think about everything from how a child can learn better, if they're going to have certain challenges in terms of understanding learning behavior, how to be able to tailor things to them, if they're going to have problems in terms of a tendency towards type 1 diabetes, asthma, even cancer in the future?
9:31How do you tailor their surveillance, the particular things we monitor, how frequently we monitor? So it's not a one-size-fits-all for everyone. You really get more out of the energy and the money you're putting into it because it's tailored for the person. And I do think both in terms of being able to have biomarkers looking at disease progression and genomics to guide you, we can do much better because we have enough data now to be able to understand those patterns and profiles. We've run out of time, but hopefully come back real soon because I know emerging technologies, whether it's artificial intelligence or quantum computing, which all of a sudden this week we're talking a lot about, are going to be very important metrics when it comes to disease predictability.
10:10So please, please come back really soon. Dr. Wendy Chung, Chief of Pediatrics at Boston Children's Hospital. She is the Mary Ellen Avery Professor of Pediatrics at Harvard Medical School, and she's joining us from London.
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From the publisher
The Division of Genetics and Genomics at Boston Children’s Hospital provides comprehensive clinical care including diagnostics, genetic counseling, and individualized management in concert with other specialties for people of all ages. As one of the largest pediatric genetics practices in the country, this key division of BCH has experience with both common conditions and very rare conditions affecting just a few hundred children in the world.
Dr. Wendy Chung, Chief of Pediatrics at Boston Children's Hospital as well as Harvard Medical School's Mary Ellen Avery Professor of Pediatrics, explains how her team finds answers for some of the most complex and hard-to-diagnose genetic conditions, sometimes applying new technologies through our research labs when existing genetic tests are negative or inconclusive. Dr. Chung speaks with Carol Massar and Tim Stenovec on Bloomberg Businessweek Daily.
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