Ideonella azotifigens cells

Ideonella azotifigens cells

This episode: Newly discovered bacteria can break down especially long-lived type of plastic!

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Show notes:
News item 1/News item 2 (loginwall)

Journal Paper:
Yoshida S, Hiraga K, Takehana T, Taniguchi I, Yamaji H, Maeda Y, Toyohara K, Miyamoto K, Kimura Y, Oda K. 2016. A bacterium that degrades and assimilates poly(ethylene terephthalate). Science 351:1196–1199.

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Artemia

Brine shrimp Artemia
Credit: Xavier on Flickr

This episode: Worm parasites infecting brine shrimp help them survive better in arsenic-polluted environments!

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Show notes:
News item

Journal Paper:
Sánchez MI, Pons I, Martínez-Haro M, Taggart MA, Lenormand T, Green AJ. 2016. When Parasites Are Good for Health: Cestode Parasitism Increases Resistance to Arsenic in Brine Shrimps. PLOS Pathog 12:e1005459.

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ao-s-cells

Sentinel cells fluorescing green
Credit: Xuezhi Zhang

This episode: Slime molds have special cells that capture and kill bacteria using traps made of DNA!

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Show notes:
Follow-up study from ep 255 group related to this study

Link to Audiommunity episode about Neutrophil Extracellular Traps

Journal Paper:
Zhang X, Zhuchenko O, Kuspa A, Soldati T. 2016. Social amoebae trap and kill bacteria by casting DNA nets. Nat Commun 7:10938.

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Thrips, with fluorescent gut bacteria Credit: Miranda Whitten

Thrips, with fluorescent gut bacteria
Credit: Miranda Whitten

This episode: Insect gut microbes can be engineered to act as birth control, population control, or disease control for bugs!

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Show notes:
News item

This Week in Parasitism episode about Trypanosoma
Unedited statement about this paper from Professor Dyson

Journal Paper:
Whitten MMA, Facey PD, Sol RD, Fernández-Martínez LT, Evans MC, Mitchell JJ, Bodger OG, Dyson PJ. 2016. Symbiont-mediated RNA interference in insects. Proc R Soc B 283:20160042.

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Magnetotactic bacteria with magnetosome chains visible From: Edouard Alphandéry, Front. Bioeng. Biotechnol, DOI: 10.3389/fbioe.2014.00005

Magnetotactic bacteria with
magnetosome chains visible
From: Edouard Alphandéry,
Front. Bioeng. Biotechnol,
DOI: 10.3389/fbioe.2014.00005

This episode: Killing pathogens by attaching magnetotactic bacteria to them and then raising the heat with magnetic fields!

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Show notes:
News item

Video 1Synechocystis cells moving toward light sources
Video 2Synechocystis cells avoiding point of bright light on surface

Journal Paper:
Chen C, Chen L, Yi Y, Chen C, Wu L-F, Song T. 2016. Killing of Staphylococcus aureus via Magnetic Hyperthermia Mediated by Magnetotactic Bacteria. Appl Environ Microbiol 82:2219–2226.

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Synechocystis

Synechocystis cells
under electron microscope
By flickr user BASF
CC BY-NC-ND 2.0

This episode: Spherical cyanobacterium Synechocystisacts like a tiny eyeball in sensing light, allowing cells to move closer to light sources!

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Show notes:
News item

Video 1Synechocystis cells moving toward light sources
Video 2Synechocystis cells avoiding point of bright light on surface

Journal Paper:
Schuergers N, Lenn T, Kampmann R, Meissner MV, Esteves T, Temerinac-Ott M, Korvink JG, Lowe AR, Mullineaux CW, Wilde A. 2016. Cyanobacteria use micro-optics to sense light direction. eLife 5:e12620.

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biocrusts

Biocrusts in Moab, Utah
Credit: Estelle Couradeau

This episode: Cyanobacteria in biocrusts produce pigments that heat their surroundings up to 10 degrees hotter!

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Show notes:
News item

Journal Paper:
Couradeau E, Karaoz U, Lim HC, Nunes da Rocha U, Northen T, Brodie E, Garcia-Pichel F. 2016. Bacteria increase arid-land soil surface temperature through the production of sunscreens. Nat Commun 7:10373.

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Moorella thermoacetica

Cells of Moorella thermoacetica
forming spores in culture

This episode: Adding exotic elements to convert spore-forming bacteria into light-capturing cyborgs that convert carbon dioxide into useful chemicals!

Download Episode (9.7 MB, 10.5 minutes)

Show notes:

Show notes:
News item 1/News item 2

Journal Paper:
Sakimoto KK, Wong AB, Yang P. 2016. Self-photosensitization of nonphotosynthetic bacteria for solar-to-chemical production. Science 351:74–77.

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bdellovibrio

Bdellovibrio bacteriovorus attacking prey bacterium

This episode: Predatory bacteria have a particular protein that protects them from their own prey-damaging enzymes!

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Show notes:

News item

Journal Paper:
Lambert C, Cadby IT, Till R, Bui NK, Lerner TR, Hughes WS, Lee DJ, Alderwick LJ, Vollmer W, Sockett RE, Lovering AL. 2015. Ankyrin-mediated self-protection during cell invasion by the bacterial predator Bdellovibrio bacteriovorus. Nat Commun 6:8884.

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This episode: Proteins from gut bacteria seems to affect hunger and satiety in their (rodent) hosts!

Download Episode (7.7 MB, 8.3 minutes)

Show notes:

News item 1/News item 2

Journal Paper:
Breton J, Tennoune N, Lucas N, Francois M, Legrand R, Jacquemot J, Goichon A, Guérin C, Peltier J, Pestel-Caron M, Chan P, Vaudry D, do Rego J-C, Liénard F, Pénicaud L, Fioramonti X, Ebenezer IS, Hökfelt T, Déchelotte P, Fetissov SO. 2016. Gut Commensal E. coliProteins Activate Host Satiety Pathways following Nutrient-Induced Bacterial Growth. Cell Metab 23:324–334.

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

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