Podcast: Explaining menopause in killer whales, triggering killer mice, and the role of chromosome number in cancer immunotherapy

Science Magazine Podcast

Science Podcast

News, News Commentary, Science

4.3 • 842 Ratings

🗓️ 19 January 2017

⏱️ 26 minutes

🔗️ Recording | iTunes | RSS

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Summary

This week, we chat about a surprising reason why killer whales undergo menopause, flipping a kill switch in mice with lasers, and Fukushima residents who measured their own radiation exposure[link tk], with Online News Editor Catherine Matacic. Plus, Science’s Alexa Billow talks to Stephen Elledge about the relationship between chromosomal abnormalities in tumors and immunotherapy for cancer. Listen to previous podcasts. [Image: Copyright Kenneth Balcomb Center for Whale Research; Music: Jeffrey Cook] Learn more about your ad choices. Visit megaphone.fm/adchoices

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0:00.0	This podcast is supported by the Icon School of Medicine at Mount Sinai,
0:04.0	the academic arm of the Mount Sinai health system in New York City,
0:07.5	and one of America's leading research medical schools.
0:10.7	What are scientists and clinicians working on to improve medical care and health for women?
0:15.5	Find out in a special supplement to Science magazine prepared by the Icon School of Medicine
0:20.0	and Mount Sinai in partnership
0:21.6	with science. Visit our website at www.science.org and search for Frontiers of Medical
0:27.5	Research-W-Wan's Health. The Icon School of Medicine at Mount Sinai, we find a way.
0:33.7	Introducing Peak Scientific. With over 25 years of expertise, Peak leads the industry in providing reliable, high purity gas generators for LCMS and GCMS.
0:45.4	Whether you're in the lab conducting groundbreaking research or pushing the boundaries of science, trust Peak Scientific to supply gas for undisrupted workflows.
0:54.8	When it comes to your LC or G.C, don't settle for less.
0:58.4	Choose the solution that is tested, validated, and approved by leading instrument manufacturers globally.
1:05.0	Visit PeekScientific.com and quote Science Podcast to receive special offers.
1:10.2	Music and quote Science Podcast to receive special offers.
1:22.1	Welcome to the science podcast for January 20th, 2017. I'm Sarah Crespi. In this week's show,
1:28.9	Stephen Ellage discusses the link between odd numbers of chromosomes and cancer and immunotherapy with Alexa Billo.
1:30.4	And Catherine Mattisick is here with a roundup of stories from our daily news site.
1:38.8	Now we have Catherine Mattisick, an editor for our daily news site.
1:42.4	She's here to talk about some recent online stories.
1:45.5	First up, we have a story on killer whale menopause. Only three species are known to go through
1:52.3	menopause, us, humans, short-finned pilot whales, and killer whales. But why do we in these whales
1:59.1	have an extended lifetime past reproductive age?
	...

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