Spinosaurus revisited
Play episode · 1 hr 42 min

For links to every news story, all of the details we shared about Spinosaurus, links from Nizar Ibrahim, and our fun fact check out https://iknowdino.com/Spinosaurus-Episode-300/

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Dinosaur of the day Spinosaurus, the iconic predator from North Africa famous for its massive sail, huge crocodile-like head, and aquatic adaptations.

Interview with Nizar Ibrahim, paleontologist, anatomist, Assistant Professor of Biology at the University of Detroit Mercy, National Geographic explorer, and TED Fellow. He's known for his work on Spinosaurus including describing the neotype and a recent paper showing a remarkably complete tail.

In dinosaur news this week:

  • A new Deinocheirid, Paraxenisaurus, was described in Mexico

This episode is brought to you by EveryPlate. Get 3 weeks of EveryPlate meals for only $2.99 per meal by going to EveryPlate.com and entering code ikd3.

Heme Review
Heme Review
The Body After Eating Several Pounds Licorice Candy
Based on N Engl J Med 2020; 383:1263-1275. https://www.nejm.org/doi/full/10.1056/NEJMcpc2002420 Video version of this podcast: https://youtu.be/8lGmvFkAMOU Chubbyemu video of this case: https://youtu.be/qg76qIZ4BQ8 Laxative Brownie video from 2017: https://youtu.be/TMy0vJfKvzI Tweet me: https://twitter.com/hemereview  IG me: https://instagram.com/hemereview  FB me: https://facebook.com/hemereview Licorice candy has glycyrrhizin which increases cortisol (stress hormone) levels in the body. This causes hypokalemia. Hypo- low. Kal- kalium (potassium). emia- presence in blood. Potassium signals muscle relaxation. Low potassium, low relaxation. Heart can't relax, then it stops.  Real licorice candy is not easy to get in the United States. It's not at big chain grocery stores. Most of what you can buy from the big brands is licorice flavored, and won't do this. References: A 54-Year-Old Man with Sudden Cardiac Arrest. N Engl J Med 2020; 383:1263-1275. https://www.nejm.org/doi/full/10.1056/NEJMcpc2002420 The Pharmacological Activities of Glycyrrhizinic Acid (“Glycyrrhizin”) and Glycyrrhetinic Acid. Sweeteners. 2018 : 245–261. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7123798/ Sustained Leukocyte Count during Rising Cortisol Level. Acta Haematologica 118(2):73-6. https://www.researchgate.net/publication/6298458 https://www.nobelprize.org/prizes/medicine/1964/bloch/lecture/ Licorice-Induced Hypermineralocorticoidism. N Engl J Med 1991; 325:1223-1227. https://www.nejm.org/doi/full/10.1056/NEJM199110243251706 Young WF, et. al. Apparent mineralocorticoid excess syndromes (including chronic licorice ingestion). In: UpToDate, Post, TW (Ed), UpToDate, Waltham, MA, 2019. Quinkler M, Stewart PM. Hypertension and the cortisol-cortisone shuttle. J Clin Endocrinol Metab 2003; 88:2384. Funder JW. Apparent mineralocorticoid excess. J Steroid Biochem Mol Biol 2017; 165:151. Funder JW. 11 beta-Hydroxysteroid dehydrogenase: new answers, new questions. Eur J Endocrinol 1996; 134:267. --- Support this podcast: https://anchor.fm/chubbyemu/support
21 min
Life's Little Mysteries
Life's Little Mysteries
Live Science & Audioboom
49: Mysterious Bacteria
Is bacteria helpful our harmful? Our intrepid science reporters, Jeanna and Mindy explore the mysteries of bacteria.  Below you can find links to further reading on the topic discussed in this episode.   Mystery: (https://www.livescience.com/24678-is-every-single-elephant-a-village-wrecking-booze-hound.html) Could humans live without bacteria?  (https://www.livescience.com/32761-good-bacteria-boost-immune-system.html) There are trillions of bacteria are swarming over your skin and through your body The number of bacterial cells in the body is commonly estimated at 10 times the number of human cells   INTERVIEW:  Live Science reporter Yasemin Saplakoglu chats to Ehab Abouheif, a Professor of Biology at McGill University in Montreal about the symbiotic relationship between Carpenter ants and Blochmannia bacteria that goes back 51 million years.    Don’t forget to subscribe! You can find more answers to life’s little mysteries at the Live Science website (https://www.livescience.com/) and you can follow us on Twitter (https://twitter.com/LiveScience) and Facebook (https://www.facebook.com/livescience/) too. Tell us what your life’s little mysteries are at forums.livescience.com (https://forums.livescience.com/) .   Theme music by Chad Crouch - Algorithms Licensed under Creative Commons: By Attribution 3.0 License (https://creativecommons.org/licenses/by-nc/3.0/) Track Science and Medicine by AfterInfity is licensed under a Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/)
48 min
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