Monday, August 14, 2017

BacterioFiles 306 - Microbes Moderate Metabolic Maladjustment

This episode: Microbes from obese mice seemed helpful in protecting other mice somewhat from an unhealthy lifestyle.

Download Episode (8.5 MB, 9.25 minutes)

Show notes:
Microbe of the episode: Streptomyces thermoviolaceus

News item

Journal Paper:
Nicolas S, Blasco‐Baque V, Fournel A, Gilleron J, Klopp P, Waget A, Ceppo F, Marlin A, Padmanabhan R, Iacovoni JS, TercĂ© F, Cani PD, Tanti J-F, Burcelin R, Knauf C, Cormont M, Serino M. 2017. Transfer of dysbiotic gut microbiota has beneficial effects on host liver metabolism. Mol Syst Biol 13:921.

Other interesting stories:
  • Global warming could harm reptiles by disrupting their gut bacteria
  • Insect microbes that start causing disease but then stop when their numbers get higher
  • Microbes in sea spray affect the atmosphere and climate
  • How breastmilk bacteria affect infant's gut community
  • Sea sponge bacteria can produce toxic flame retardant chemicals

  • Post questions or comments here or email to bacteriofiles@gmail.com. Thanks for listening!

    Subscribe: iTunes, RSS, Google Play. Support the show at Patreon, or check out the show at Twitter or Facebook.

    Monday, August 7, 2017

    BacterioFiles 305 - Defensive Disordered Desiccation

    Tardigrade
    Credit: Bob Goldstein
    and Vicky Madden,
    CC BY-SA 3.0
    This episode: Tardigrades have an interesting way of surviving complete drying out: by producing proteins lacking a stable structure!

    Download Episode (11.8 MB, 13 minutes)

    Show notes:
    Microbe of the episode: Chandipura vesiculovirus

    News item

    Journal Paper:
    Boothby TC, Tapia H, Brozena AH, Piszkiewicz S, Smith AE, Giovannini I, Rebecchi L, Pielak GJ, Koshland D, Goldstein B. 2017. Tardigrades Use Intrinsically Disordered Proteins to Survive Desiccation. Mol Cell 65:975–984.e5.

    Other interesting stories:
  • Gut microbes are important for many bee bodily functions (paper)
  • Bacterium helps defend insects but makes plants sick
  • Bacteria can mutate faster or slower to adapt to their environment
  • Cyanobacteria respond to different colors of light in different ways (paper)(commentary)
  • Intense prolonged exercise could negatively impact the gut community

  • Post questions or comments here or email to bacteriofiles@gmail.com. Thanks for listening!

    Subscribe: iTunes, RSS, Google Play. Support the show at Patreon, or check out the show at Twitter or Facebook.