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BacterioFiles 199 - Prokaryote Protein Provokes Problem

This episode: A protein from gut bacteria has been tentatively linked with a human protein related to eating disorders!


(11.4 MB, 12.4 minutes)


Show notes: 
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BacterioFiles 227 - Microbe Menaces Meningitis

This episode: Colonizing ourselves with friendly bacteria could drive out more risky ones, such as those that cause meningitis!


(9.8 MB, 10.6 minutes)


Show notes: 
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TWiV 278: Flushing HIV down the zinc

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Hosts: Vincent Racaniello, Dickson Despommier, Read More

BacterioFiles 248 - Tiny Travelers Transport Toxin Trashers

This episode: Bacteria that swarm around in groups carry other bacteria with them that can be helpful for degrading toxins!


(14.2 MB, 15.5 minutes)


Show notes: 
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TWiV 315: Must be something in the water

Vincent, Alan, Rich and Kathy discuss the association of a virus with sea star melting disease, and the finding of a phycodnavirus in the oropharynx of humans with altered cognitive functions.


Hosts: Vincen... Read More

Mannitol Salt Agar (MSA)

Mannitol Salt Agar (MSA)
•Important Ingredients: Phenol red, mannitol (sugar), 7.5% NaCl
•Differential: between pathogenic S. aureus and S. epidermidis
•Selective: NaCl inhibits non-halophilic organisms. Organism that can grow are halophilic.
•Mannitol Fermentors: fermentation of acid cau... Read More

TWiV 313: With viruses like these, who needs enemas?

 


Vincent, Alan, and Rich discuss how norovirus, an enteric virus, can replace the functions of the gut microbiome.


Hosts: Vincent Racaniello Read More

BacterioFiles 216 - Probiotic Promotes Peanut Permissiveness

This episode: Kate Franz and Matt Woodruff from Audiommunity join me to talk about a clinical trial of peanut immunotherapy with probiotics to treat peanut allergies!


(29 MB, 31.75 minutes)


Show notes: 
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BacterioFiles 242 - Corporeal Communities Create Characterizing Codes

This episode: Features of the microbial communities of people's bodies could be used to identify individuals!


(11.3 MB, 12.3 minutes)


Show notes: 
Commenta... Read More

TWiP 86: Worms Loa the immune response to mycobacteria

Vincent, Dickson, and Daniel discuss how filarial infection modulates the immune response to mycobacterial infection, and reveal a new case study.


Hosts: Vincent Racaniello Read More

Serratia flowers

Serratia marcescens can form brilliant red colonies on LB agar due to the synthesis of the secondary metabolite prodigiosin. In the Microbiology teaching lab, we had students create pigment mutants of S. marcescens and these lovely shades of pink and white were collected for analysis. Read More

Streptomyces albus

Streptomycetes are a member actinomycete family. Streptomycetes are usually found in soil and are important decomposers. They are aerobic, gram-positive, filamentous rods that create branching hyphae. They also produce more than half of the world's antibiotics, and are therefore very valuable in... Read More

BacterioFiles 163 - Pseudomyrmex Sidekicks Stop Sprout Sickness

This episode: Ants teaming with bacteria help defend plants from bacterial pathogens!


(9.4 MB, 10.2 minutes)


Show notes: 
News item/ Read More

BacterioFiles 235 - Dust DNA Detectives with Dr. Dunn

This episode: I talk with Dr. Rob Dunn about his team's research into determining where a dust sample comes from based on the microbes present in it!


(12.6 MB, 13.7 minutes)


Show notes: 
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Lactose fermenting E.coli after overnight growing on MacConkey agar

MacConkey agar plate with invasive lactose fermenting E.coli which was isolated for fatal case of neonatal septicemia.
Photo was taken after 12h incubation under 37C.
Credits: Povilas Kavaliauskas, Vilnius University, Lithuania. Read More

TWiM #130: Interkingdom interactions at ASM Microbe

The TWiMers get together at ASM Microbe 2016 in Boston to speak with David and Vanessa to talk about their work on regulation of bacterial virulence in the gut by bacterial adrenergic sensors, and the physiological mechanisms that make us ill and that help us recover.


Hosts: Read More

BacterioFiles 162 - Desert Dwellers Densify Dunes

This episode: Spraying cyanobacteria could turn deserts into useful land!


(9.3 MB, 10.13 minutes)


Show notes: 
Ne... Read More

BacterioFiles 209 - Myxococcus Menace Motivates Megastructures

This episode: Microbial predators in soil cause microbial prey to build fortifications!


(8.8 MB, 9.5 minutes)


Show notes: 
Journal Paper


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BacterioFiles 258 - Transformed Toxin Translocates Treatments

This episode: Bacterial toxins could be modified to deliver life-saving proteins into neurons!


(11.1 MB, 12.1 minutes)


Show notes: 
Journal Paper:

Chen C, Przedpelski A, Tepp WH, Pellett S, Johnson EA, Barbieri JT. 2015.... Read More

BacterioFiles 207 - Microbe Messages Mire Malaria Movement

This episode: Gut microbes may induce an immune response that protects against malaria!


(10.2 MB, 11.2 minutes)


Show notes: 
News item/... Read More

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