Exosomes, vesicles that are shed from cells: those that eliminate airway pathogens, and those from the plants we eat that shape our gut microbiome.

Published in TWiM
Friday, 16 November 2018 01:29

Salmonella BonJovi - TWiM 189

The state of the world’s fungi as revealed by a report from the Kew Royal Botanical Gardens, and how Salmonella loses motility to evade host defenses.

Published in TWiM
Thursday, 01 November 2018 13:18

Turducken antibiotics - TWiM 188

How to modify gram-positive antibiotics so they can kill gram-negative cells, and bacteria that have both DNA and RNA in their genome.

Published in TWiM
Friday, 19 October 2018 01:54

Rounding up the bees - TWiM 187

Phages must cooperate to overcome CRISPR-Cas defenses, and the effect of the herbicide glyphosate on the gut microbiome of honey bees. 

Published in TWiM
Friday, 05 October 2018 13:48

Crypto-metamorphosis - TWiM 186

The involvement of a microbiome in snail metamorphosis, and using Listeria to kill tumors.

Published in TWiM
Friday, 21 September 2018 17:16

There’s no moa Moa - TWiM 185

The increasing tolerance of Enterococcus to handwash alcohols, and how the study of DNA in ancient dung reveals the diet and parasite burden of extinct New Zealand birds.

Published in TWiM
Thursday, 06 September 2018 23:37

CRISPR-Cas immune systems - TWiM 184

Sam Sternberg discusses his work on exploring and exploiting CRISPR-Cas immune systems, beginning as a graduate student with Jennifer Doudna, at a biotech start-up, and in his laboratory at Columbia University.

Published in TWiM
Thursday, 23 August 2018 13:29

Two symbioses - TWiM 183

Discussion of two symbioses: a parasitoid bacterium of a heterotrophic protist, and fungal parasites in cicadas.

Published in TWiM

How to test antimicrobial susceptibility in less than 30 minutes, and a carbonate-sensitive phytotransferrin in diatoms that controls iron uptake. 

Published in TWiM

John Warhol talks about state microbes, the Periodic Table of the Microbes, and why microbiology is cooler than astrophysics.

Published in TWiM
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