TWiEVO 96: Going bananas over the origins of corn
This Week In Evolution
by Nels Elde and Vincent Racaniello
2M ago
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 Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode Join the MicrobeTV Discord server Two teosintes made modern maize (Science) Teosinte (Native Seeds) Evolution of triploid banana genome (Nature) Science Picks Nels  ..read more
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TWiEVO 95: Watering the viruses until they bloom
This Week In Evolution
by Vincent Racaniello, Nels Elde
3M ago
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 Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode Join the MicrobeTV Discord server Viral but not bacterial community successio ..read more
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TWiEVO 94: A bacteria, a phage, and a selfish element walk into a cryptomonad
This Week In Evolution
by Vincent Racaniello, Nels Elde
5M ago
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 Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server •A single crowded cryptomonad cell (Curr Biol) •Letters read on TWiEVO 94 Science Picks Nels – What happened at NIH during the last government shutdown Vincent – Geneticist J. Craig ..read more
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TWiEVO 93: Faster than a speeding bacteria
This Week In Evolution
by Vincent Racaniello
6M ago
Nels and Vincent review a collision of synthetic biology and experimental evolution, using a minimal synthetic bacterial cell with only 473 genes, the smallest genome of any known organism that can be grown in lab culture. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server • Evolution of a minimal cell (Nature) Science Picks Nels – Life magnified stamp collection Vincent – Matters Microbial M ..read more
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TWiEVO 92: There's algae in the jar
This Week In Evolution
by Vincent Racaniello
7M ago
Nels and Vincent explain a study of how interspecies competition between two algae influences evolution of metabolism and size. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server • Metabolic evolution during competition (Curr Biol) Science Picks Nels – How amino acids got their names (Source) Vincent – EVs Fix One Pollution Problem—And Worsen Another Music on TWiEVO is performed by  ..read more
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TWiEVO 91: Meet your very distant cousins
This Week In Evolution
by Vincent Racaniello
7M ago
Nels and Vincent discuss new findings using phylogenetic approaches about how complex eukaryotic cells emerged from prokaryotic ancestors, which firmly place eukaryotes as a clade nested within the Asgard archaea. Hosts: Nels Elde and Vincent RacanielloS Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server •Heimdallarchaeial ancestry of eukaryotes (Nature) Science Picks Nels – Juneteenth issue of Cell – collection of essays from black and brow ..read more
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TWiEVO 90: The mystery of the mouse mummies
This Week In Evolution
by Vincent Racaniello
10M ago
Nels and Vincent provide insights into the mystery of mouse mummies on the summits of >6000 m Andean volcanoes, including whether they were living there and if so why? Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server •Mystery of mouse mummies (bioRxiv) Science Picks Nels – Zoonomia Vincent – SeaPhages Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv ..read more
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TWiEVO 88: Dog days of evolution in the shadows of Chernobyl
This Week In Evolution
by Vincent Racaniello
1y ago
Nels and Vincent review a study of the dogs of Chernobyl which reveals that genetically distinct populations with different amounts of western breed contributions to their genomes, the first step in assessing the effects of exposure to long-term ionizing radiation. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server •The dogs of Chernobyl (Science Adv) •What the dogs of Chernobyl can teach us (Stat) •Letters ..read more
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TWiEVO 87: Nathan Clark's revolutionary hair care advice
This Week In Evolution
by Vincent Racaniello
1y ago
Nathan joins Nels and Vincent to discuss his approach to understanding how species adopt novel traits to overcome challenges, and its application to identifying coding and noncoding sequence changes that underlie mammalian hairlessness. Hosts: Nels Elde and Vincent Racaniello Guest: Nathan Clark Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server •Gene loss in marine mammals (TWiEVO 34) •Gene change underlying mammalian hair loss (eLife) •Letters ..read more
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TWiEVO 86: Pulling out the stops in genetic code evolution
This Week In Evolution
by Vincent Racaniello
1y ago
Nels and Vincent discuss how evolution of changes in stop codon assignment might occur, and a novel mechanism for altering the meaning of translation stop codons discovered in a trypanosomatid with the apropos name, Blastocrithidia nonstop. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS,  Become a patron of TWiEVO Links for this episode •Join the MicrobeTV Discord server •Novel stop codon reassignment mechanisms (Nature) Science Picks Nels – Protein Synthesis: An epic on the cellular level  Vincent – W ..read more
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