This Week In Evolution

Nels and Vincent look at the intracellular bacteria Legionella from an evolutionary perspective: the role of gene acquisition and reshuffling from plants, animals, fungi, and archaea in the emergence of human pathogens. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiEVO Over 18,000 effectors in Legionella genome (PNAS) Carmen Buchrieser lab Howard Shuman Science Picks  Nels - Science in Film (twitter) Vincent - Lunar Eclipse 101 Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv    

Nels and Vincent reveal a highly conserved protein that acts as an evolvability factor, increasing mutation and the ability of bacteria to become resistant to antibiotics. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiEVO Inhibiting evolution of antibiotic resistance (Mol Cell) Pushing viruses over the error threshold (virology blog) Image credit Letters read on TWiEVO 38 Science Picks Nels- Science/nature illustrator/artist Rachel Ignotofsky (website, Etsy shop) Vincent- Life Ascending by Nick Lane  Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

David Quammen joins Nels and Vincent to talk about his new book, A Tangled Tree, including evolutionary trees, Carl Woese, Lynn Margulis, horizontal gene transfer, and much more. Hosts: Nels Elde and Vincent Racaniello Guest: David Quammen Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiEVO David's website David on TWiV 408, Boston Quammens Axel Erlandson's trees reimagined - Gilroy Gardens Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Mia joins Nels and Vincent to unravel their finding that the transposons that maintain the ends of chromosomes in Drosophilahave evolved in conflict with the genome. Hosts: Nels Elde and Vincent Racaniello Guest: Mia Levine Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiEVO Levine Lab at U Penn Telomere elongation without telomerase (bioRxiv) Letters read on TWiEVO 36 Science Picks Nels - Cinema Science podcast Vincent - Mastodon bones unearthed (Instagram, Grand Rapids News) Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent reveal that female-specific DNA associated with sex in strawberries has repeatedly changed its genomic location, possibly linking new genes with sex.  Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Jumping sex genes in strawberries (PLoS Biol) Red Queen by Matt Ridley Image credit Letters read on TWiEVO 35 Science Picks Nels - New snailfish and Cloned crayfish Vincent - A PhD Lab Coat Ceremony Listener Picks Steve - Diversity in simple blobs Justin - On Growth and Forms by D'Arcy Wentworth Thompson Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent discuss how the loss of an enzyme in marine mammals millions of years ago now makes them at risk for neurotoxicity caused by human-made organophosphorous pesticides. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Ancient lossesof paraoxonase I (Science) Big Yellow Taxi (YouTube) Image credit Letters read on TWiEVO 34 Hey farmer farmer put away the chlor-pyri-fus I don’t care about spots on my apples Leave me the manatee and walruses Science Picks Nels - New dinosaur discovered in Utah Vincent -The Song of the Dodo by David Quammen Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent are astounded by the finding of an insect-derived virus in a fungus that manipulates the behavior of flies. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Virus in fungus in fly (bioRxiv) On a leaf, no one can hear you scream (TWiV 443) Nels gives Benzer Lecture (YouTube) Domestication of fungal fly pathogen (bioRxiv) Sequencing E. muscae genome (10X genomics) Eisen's twitter stream on new iflavirus (Twitter) Science Picks Nels - Mindsuckers; getting photos; Anand Varma photos  Vincent - Happy Birthday Gregor Mendel Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Matt joins Nels and Vincent to discuss the neutral theory of evolution and its rejection in light of genome-scale data. Hosts: Nels Elde and Vincent Racaniello Guest: Matt Hahn Become a patron of TWiEVO Hahn Lab Molecular Population Genetics by Matt Hahn Neutral theoryin light of natural selection (Mol Biol Evol) Neutral Sequence Fallacy(Assembly of Fragments) Splendor and miseryof adaptation (BMC Biol) Image credit Letters readon TWiEVO 32 Science Picks Nels - Inaugural Transposon Day Vincent - How many human genes? Listener Pick Anne- Plants repeatedly lose ability to obtain nitrogen Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent present ancient hepatitis B virus genome sequences from Bronze Age to Medieval period human remains. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Ancient hepatitis B virus genomes(Nature) Even more ancient HBV genomes(bioRxiv) Image credit Letters readon TWiEVO 31 Science Picks Nels - Sampling whale breathwith drones (Preprint) Vincent - Verge Science Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent reveal how a motor protein in corn causes preferential transmission of chromosomes to egg cells, leading to non-Mendelian inheritance. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Molecular Evolution and the Cellmeeting Selfishcorn chromosomes (Cell) Dawe Lab- neocentromeres and meiotic drive Image credit Letters readon TWiEVO 30 Science Picks Nels - Craypot stinkhorn mushroom (Colus pusilus) Vincent -Doubts raised over plan to release herpesvirus to wipe out carp Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent discuss the evolution of blood feeding to nonbiting in a mosquito, and evolution of bacterial virulence in the house finch caused by incomplete host immunity. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Molecular Evolution and the Cell meeting Mosquito evolution from blood feeding to nonbiting (PNAS) Mosquito blood feeding is not a free lunch (virology blog) Incomplete immunity and evolution of virulence (Science) Image credit Letters read on TWiEVO 29 Science Picks Nels - IDEA and Impossible Foods Vincent - it is NOT junk Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Sarah Tishkoff joins Nels and Vincent to explain work from her laboratory on the genetic basis of skin pigmentation in Africans. Hosts: Nels Elde and Vincent Racaniello Guest: Sarah Tishkoff Become a patron of TWiEVO Molecular Evolution and the Cell meeting Sarah AMA on Reddit Genetics of African skin pigmentation (Science) Image credit Science Picks Nels - In Defense of Plants (Shrew Loo) Vincent - Contribution of NIH funding to new drug approvals Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Taking a cue from the recent frigid weather, Nels and Vincent explore how modifications of a neuronal cold-sensing channel regulate diminished cold sensitivity in hibernating mammals. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Why ground squirrels and hamsters don't mind the cold (Cell Rep) Image credit Letters read on TWiEVO 27 Science Picks Nels - Undergrad podcasters from Stonehill College Vincent - Viruses at Target Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Vinny Lynch joins Nels and Vincent to discuss how a zombie gene in elephants protects these large, long lived animals from cancer. Hosts: Nels Elde and Vincent Racaniello Guest: Vinny Lynch   Become a patron of TWiEVO Lynch Lab Elephant zombie LIF gene induces apoptosis (bioRxiv) Image credit Science Picks Nels - Animalism Vincent - Voyager I fires up thrusters after 37 years Vinny - Rollin' Wild Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent discuss a genomic analysis of the passenger pigeon, which shows that species with large and stable populations may be at risk of extinction after a sudden environmental change. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO Passenger pigeon genomic diversity (Science) Image credit Letters read on TWiEVO 25 Science Picks Nels - Video of nematophagous fungi Vincent - How should novelty be valued in science? John - Evo-Devo (Despacito Biology Parody) Melanie - What's in John's Freezer Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Marco Vignuzzi joins Nels and Vincent to discuss recent work from his laboratory on redirecting RNA virus evolution in sequence space. Hosts: Nels Elde and Vincent Racaniello Guest: Marco Vignuzzi Become a patron of TWiEVO Vignuzzi Laboratory Redirecting evolution of RNA viruses in sequence space (Nat Micro) Is quasispecies concept relevant to RNA viruses? (J Virol) This episode is brought to you by Blue Apron. Blue Apron is the #1 fresh ingredient and recipe delivery service in the country. Get $30 off your first order and free shipping by going to blueapron.com/twie. Science Picks Nels - Global Tagging of Pelagic Predators Vincent - Why has the EPA shifted on toxic chemicals? Marco - Labs of Siobain Duffy, Seema Lackdawala, Chris Brook Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent reveal how the protein DHX9 suppresses RNA processing defects caused by invasion of the Alu retroelement into the human genome. Hosts: Nels Elde and Vincent Racaniello Become a patron of TWiEVO DHX9 suppresses Alu defects (Nature) Asifa Akhtar on The Latest Thinking This episode is brought to you by Blue Apron. Blue Apron is the #1 fresh ingredient and recipe delivery service in the country. See what’s on the menu this week and get your first 3 meals free with your first purchase – WITH FREE SHIPPING – by going to blueapron.com/twie. Science Picks Nels - Saving Hellbender Salamanders Vincent - The Living River Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Maitreya Dunham joins Nels and Vincent to explain how her laboratory uses experimental evolution to study yeast flocculation, the community-building cell aggregation trait. Hosts: Nels Elde and Vincent Racaniello Guest: Maitreya Dunham Become a patron of TWiEVO Dunham Laboratory Adaptive Routes to Cell Aggregation in Yeast (Genetics) Making the best of a sticky situation (SGD) Yeast Genetics and Genomic Course (Cold Spring Harbor) Genetic basis of biofilm formation (Beacon) 2017 CSH Plate Race (YouTube) Image credit This episode is brought to you by Blue Apron. Blue Apron is the #1 fresh ingredient and recipe delivery service in the country. See what’s on the menu this week and get your first 3 meals free with your first purchase – WITH FREE SHIPPING – by going to blueapron.com/twie. Science Picks Nels - Floating Fire Ant Colonies in Houston and Help for Houston Researchers Vincent - Help People Affected by Harvey and How To Help Harvey Victims Music on TWiEVO is performed by Trampled by Turtles Send your e

Rich Condit joins Nels and Vincent to explain how a vaccinia virus protein customizes ribosomes to favor the translation of viral mRNAs with a stretch of A residues in the 5'-untranslated region. Hosts: Nels Elde and Vincent Racaniello   Become a patron of TWiEVO Rich Condit with Harry Noller (scroll down) Trans-Kingdom mimicry? (Nature) More on RACK1 (Nat Struct Mol Biol) Image credit Letters read on TWiEVO 21 This episode is brought to you by Blue Apron. Blue Apron is the #1 fresh ingredient and recipe delivery service in the country. See what’s on the menu this week and get your first 3 meals free with your first purchase – WITH FREE SHIPPING – by going to blueapron.com/twie. Science Picks Rich - Sniffing out significant “Pee values” Nels - Cuttlefish mimicking a hermit crab (evolutionary context) Vincent - Our first bioRxiv submission! Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent explore the role of TSR proteins during colonization of cnidarians by dinoflagellates. Hosts: Nels Elde and Vincent Racaniello   Become a patron of TWiEVO TSR domain proteins in cnidarian-dinoflagellate symbiosis A. elegantissima image credit Letters read on TWiEVO 20 Science Picks Nels - CRISPR 5 ways Vincent - The Vital Question by Nick Lane Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv