TWiEVO 103: Change the world by duplicating yourself

TWiEVO

Nels and Vincent explore a direct experimental test of Ohno’s Hypothesis, which states that gene duplication can help genes tolerate new mutations and thus facilitates the evolution of new phenotypes.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks

Nels – Experimental Evolution and the Nature of Biodiversity
Vincent – Is science’s dominant funding model broken?

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TWiEVO 102: Kelp gets some viral help

Nels and Vincent explain how deep genomics of macroalgae illuminate multiple paths to aquatic, photosynthetic multicellularity.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:18:50

Nels – 12-sided Roman relic baffles archaeologists, spawns countless theories
Vincent – TWiEVO 11: Microbial accomplices in multicellularity and the follow up Synergistic Cues from Diverse Bacteria Enhance Multicellular Development in a Choanoflagellate

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TWiEVO 101: 99 problems but a tail ain’t one

Nels and Vincent review the genetic basis for tail-loss evolution in humans and apes.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:23:13

Nels – Will Brie and Camembert Cheeses Go Extinct?
Vincent – A True Human Tail in a Neonate: Case report and literature review

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TWiEVO 100: Spaces that celebrate science

Rich Condit joins Nels and Vincent at the Science Mill in Johnson City, Texas, where Director of STEM Education Jeehyun Park talks about the goals of the childrens’ museum.

Hosts: Nels Elde, Vincent Racaniello, and Rich Condit

Guest: Jeehyun Park

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Science Picks 1:17:54

Nels – Science Mill: More Than a Museum and Elde Lab Video
Rich – The Moon May Get Its Own Time Zone (Claire Fahy, NYT 3/7/2023)
Vincent – SXSW Session “From Adversary to Ally: Reimagining Viruses as Medicines“

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TWiEVO 99: A shocking means to move genes

Nels and Vincent reveal how electric organ discharge from the electric eel facilitates the introduction of DNA into teleost larvae.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 59:48

Nels – “The Jump” quilt by Cristina Arcenegui Bono
Vincent – T4 bacteriophage art object and Gwenbeads Etsy shop

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TWiEVO 98: The worms strike back!

Nels and Vincent discuss how behavioural individuality determines infection risk in clonal ant colonies.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:06:28

Nels – Fungi (lichens) in Space
Vincent – Polar bear energetic and behavioral strategies on land with implications for surviving the ice-free period

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TWiEVO 97: Germs trapping worms

Nels and Vincent review a study of the key processes required for the different stages of fungal carnivory by a nematode-trapping fungus.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:04:21

Nels – Openly available illustrations as tools to describe eukaryotic microbial diversity
Vincent – Dana-Farber retractions: meet the blogger who spotted problems in dozens of cancer papers

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TWiEVO 96: Going bananas over the origins of corn

Nels and Vincent discuss the origins of two modern day agriculturally important plants: a role for two different wild teosintes in making modern maize, and the origin and evolution of the triploid cultivated banana genome.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:16:16

Nels – Why we need an academic career path that combines science and art – Nature Careers Podcast
Vincent – Science’s 2023 Breakthrough and Breakdown

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TWiEVO 95: Watering the viruses until they bloom

Nels and Vincent discuss how the rewetting of seasonally dried soils, a critical event in Mediterranean grasslands that reactivates dormant soil microorganisms, leading to pulses of carbon and nitrogen mineralization, and is accompanied by a bloom of viral diversity, followed by extensive viral community turnover.

Hosts: Nels Elde and Vincent Racaniello

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•Join the MicrobeTV Discord server
•Viral but not bacterial community turnover after rewetting dry soils (Nat Ecol Evol) 6:19

Science Picks 49:30

Nels – Bluesky
Vincent – Cancer Virus Hunters: A History of Tumor Virology

Listener Pick

Ryan – Birds in North American will be renamed

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TWiEVO 94: A bacteria, a phage, and a selfish element walk into a cryptomonad

Nels and Vincent take apart an amazing symbiosis consisting of two bacteria, one bacteriophage, and seven different genomes all within a single-celled alga.

Hosts: Nels Elde and Vincent Racaniello

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Download TWiEVO 94  (70 MB .mp3, 97 min)
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•Join the MicrobeTV Discord server
•A single crowded cryptomonad cell (Curr Biol) 9:01
•Letters read on TWiEVO 94 7:40

Science Picks 1:23:00

Nels – What happened at NIH during the last government shutdown
Vincent – Geneticist J. Craig Venter: ‘I consider retirement tantamount to death’

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The Hosts of TWiEVO

Nels Elde, Ph.D.


Vincent Racaniello, Ph.D.


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Please note that content in MicrobeTV podcasts should not be construed as medical advice.