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
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•The dogs of Chernobyl (Science Adv)
•What the dogs of Chernobyl can teach us (Stat)
•Letters read on TWiEVO 88
Nels – Hellbent documentary and Insufficient evidence for natural selection associated with the Black Death
Vincent – BioRender
Walter – Oded Rechavi and interview
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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
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•Gene loss in marine mammals (TWiEVO 34)
•Gene change underlying mammalian hair loss (eLife)
•Letters read on TWiEVO 87
Nels – Local news coverage of Amanda, Maria, and Nathan’s paper
Vincent – Discovering Retroviruses by Anna Marie Skalka
Nathan – Genomics of Secondarily Temperate Adaptation in the Only Non-Antarctic Icefish
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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
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•Novel stop codon reassignment mechanisms (Nature)
Nels – Protein Synthesis: An epic on the cellular level
Vincent – Widespread stop-codon recoding in bacteriophages may regulate translation of lytic genes discussed on TWiM 277
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Nels and Vincent discuss the use of genome sequence data for over 4,000 domestic, semi-feral, and wild canids to understand the genetic drivers of canine behavior.
Hosts: Nels Elde and Vincent Racaniello
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Nels – Ghosts of Science Past Still Haunt Us by C. Brandon Ogbunu
Vincent – The Biggest Ideas in the Universe by Sean Carroll
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Nels and Vincent review the use of ancient DNA to identify loci that may have been under selection during the Black Death by studying populations before, during, and after the pandemic.
Hosts: Nels Elde and Vincent Racaniello
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Nels – Interview with Paul Turner in Current Biology and Map of the World if you are a fish
Vincent – Smallpox and its eradication
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Florian Maderspacher from Current Biology joins Nels and Vincent to discuss a special issue of the journal on birds.
Hosts: Nels Elde and Vincent Racaniello
Guest: Florian Maderspacher
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Florian – Favorite birds of authors/contributors in Birds issue
Nels –Loss of avian intromittent organs as a sperm competition strategy: a race to be last
Vincent – Malaria at the Bronx Zoo (TWiP 110)
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Nels and Vincent consider evidence that a single amino acid change in the TKTL1 gene might have led to greater neurogenesis in the frontal cortex of modern humans compared with Neanderthals.
Hosts: Nels Elde and Vincent Racaniello
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Nels – Unusual display of elements
Vincent – Sykdomspulsen and summary
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Nels and Vincent discuss how duplication of a gene encoding a transcription factor led to evolution of a novel cell type in the slime mold Dictyostelium.
Hosts: Nels Elde and Vincent Racaniello
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Nels – Dall-E artificial intelligence meets art
Vincent – John Bonner’s slime mold movies
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Louise Moncla joins Nels and Vincent to review her use of genomics to understand emergence, evolution, and transmission of respiratory viruses including influenza virus H5N1, mumps virus, and SARS-CoV-2.
Hosts: Nels Elde and Vincent Racaniello
Guest: Louise Moncla
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Nels – JWST Images
Vincent – 3rd International Symposium on Infectious Diseases of Bats and Program
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Nels and Vincent discuss an analysis of the drivers of evolution of SARS-CoV-2 during chronic infections, indicating that a tradeoff exists between antibody evasion and fitness.
Hosts: Nels Elde and Vincent Racaniello
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Nels – NASA scientists say images from the Webb telescope nearly brought them to tears
Vincent – FDA: Don’t rush a move to change the Covid-19 vaccine composition
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Alex joins Nels and Vincent to discuss his work which demonstrates that somatic mutation rates scale with lifespan in mammals.
Hosts: Nels Elde and Vincent Racaniello
Guest: Alex Cagan
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Alex – Paper.app
Nels – Fifty years since Lewontin’s apportionment of human diversity
Vincent – An Exceptional Village
Martha – Plagues Upon the Earth by Kyle Harper
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Nels and Vincent describe how a single amino acid change can allow E. coli to replace the essential gut symbiont of the stinkbug Plautia stali.
Hosts: Nels Elde and Vincent Racaniello
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Nels – Inequality in science and the case for a new agenda
Vincent – Foundations of Virology by Fred Murphy
Sam – Saturday Morning Breakfast – Evolutionist
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Nels and Vincent review isolation of SARS-CoV-2-like viruses from bats in Laos that can replicate in human cells.
Hosts: Nels Elde and Vincent Racaniello
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Nels – Erich Jarvis on scientists and public engagement
Vincent – Polio type 1 in Africa
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Hosts: Nels Elde and Vincent Racaniello
Guest: Joe Graves
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Nels – Where is Webb?
Vincent – Black Microbiologists Association
Joe – Biology versus bias
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Nels and Vincent examine SARS-CoV-2 from an evolutionary viewpoint, examining what the spike glycoprotein sequence informs us about the origin of the virus.
Hosts: Nels Elde and Vincent Racaniello
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Nels - Alejandro Sanchez TED Talk
Vincent - WHO SARS-CoV-2 Sitrep
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Nels and Vincent discuss signatures of sex chromosome evolution revealed by assembly of a young vertebrate Y chromosome from 3-spined stickleback fish.
Hosts: Nels Elde and Vincent Racaniello
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Nels - Genome from a 5,700-Year-Old Wad of Chewed Gum
Vincent - NJ Sea-Level Rise Reports
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Nels and Vincent analyze the genomes of canine transmissible tumors to provide insight into the worldwide spread of the disease from its origin in a single dog 4000-8500 years ago, and its diversity, mutation, and evolution.
Hosts: Nels Elde and Vincent Racaniello
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Nels - Vasa Museum in Stockholm
Vincent - Nobel Museum in Stockholm
Irene - @EndlessFormsand #PlantScienceFascinatesMe #plantsday
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Nels and Vincent review the contribution of multiple Denisovan lineages to the modern Papuan genome.
Hosts: Nels Elde and Vincent Racaniello
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Nels- Sydney Brenner - What Genomes Can Tell Us About the Past
Vincent- Scientific Communication in a Post-Truth Society
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Nels and Vincent present ancient hepatitis B virus genome sequences from Bronze Age to Medieval period human remains.
Hosts: Nels Elde and Vincent Racaniello
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Nels - Sampling whale breathwith drones (Preprint)
Vincent - Verge Science
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