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Cyanine dyes - Non-sulfonated and Sulfonated cyanines Lumiprobe explains

Sulfonated and non-sulfonated cyanines exhibit very similar fluorescent properties. Non-sulfonated cyanines must be dissolved in organic co-solvent (DMF or DMSO) prior to use, and added to a solution of target molecule in aqueous buffers. Recommended volume of co-solvent should be 10% for Cy3, C... Read More

BacterioFiles 173 - Illuminated Invader Inhibits Irritation

This episode: Virus helps to modify mice such that certain colors of light can cause or prevent pain!


(10 MB, 10.8 minutes)


Show notes: 
Jour... Read More

BacterioFiles Micro Edition 152 - Scientists Subjugate Circadian Cycles

This episode: Circadian rhythms in bacteria are amazingly simple, and now scientists have figured out how to modify their effects to help produce useful chemicals!


(11.2 MB, 12.25 minutes)


Show notes: 
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TWiM 67 Letters

Jim writes:


Vincent,


The last 10 minutes or so of the Mike Tech Show podcast 447 covers Mike's music collection of some 30K tracks and he may have everything Frank ever did. He is linked to the Apple music system and your daughter might be able see what he has... Read More

BacterioFiles 168 - Plentiful Plant Pathogen Partners

This episode: Multiple different fungi kill insects and give their nutrients to plant partners!


(8.3 MB, 9 minutes)


Show notes: 
Journal Paper


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MWV Episode 89 - The Water Supply

Creating and maintaining a clean, sustainable water supply means delivering drinking water and collecting wastewater while dealing with pathogenic microorganisms ... Read More

BacterioFiles 174 - Synthetic Cells Sense and Send Signals

This episode: Bacteria with engineered circuits can detect and keep a record of stuff in their environment, like in the gut!


(14.6 MB, 15.9 minutes)


Show notes: 
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BacterioFiles 194 - Squirrel Sequence Stops Similar Sickness

This episode: Remnants of viral infection left behind in squirrels' genome may protect them from incoming viruses!


(9.3 MB, 10.1 minutes)


Show notes: 
Jou... Read More

BacterioFiles Micro Edition 125 - Phototroph Fusion Fights Fevers

This episode: Green algae could help create new cheaper, more stable vaccines for developing countries!


Unable to embed Rapid1Pixelout audio player. Please double check that:  1)You have the latest version of Adobe Flash Player.  2)This web page does not have any fatal Javascript errors.  3)The audio-player.js file of Rapid1Pixelout has been included.

Download Episode... Read More

Antibiotic Compound from Wasp Venom

Antimicrobial peptides (AMPs) are part of the innate immune system that is widely distributed in nature, acting as a defense mechanism against invading microorganisms. AMPs have potent antimicrobial activity against a range of microorganisms including fungi, bacteria and viruses. In view of grow... Read More

TWiM #89: Microbial handoffs

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

Christmas tree :-)

Most of the strains used belong to the Bacillus genus and the rest are just random colorful petri dish contaminants. :-)

Author: Rositsa Tashkova, Université de Nantes, France Read More

MWV Episode 76 - Jeffrey Almond - Vaccine Development

Dr. Jeffrey Almond began his career as an academic virologist studying influenza. Eventually Jeffrey started his own lab and began studying picornaviruses working on an oral polio vaccine strain.


Following twenty ... Read More

BacterioFiles 224 - Super Small Cells

This episode: Scientists discover what seem to be ultra-small bacteria, possibly smaller than the theoretical minimum size!


(12.3 MB, 13.4 minutes)


Show notes: 
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TWiV 279: The missing LNC

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Hosts: Vincent Racaniello, Alan Dove, and Read More

TWiP 77: Mixed messages

Vincent and Dickson discuss the exchange of messenger RNAs between a parasitic plant and its hosts.


Hosts: Vincent Racaniello and Dickson Despommier Read More

Bio-luminescent microbes " Phytoplankton"

One of the most famous pictures of the Vaadhoo Island comes from a night where dots of light seemed to float to the shore. They made the cost look like it was covered in stars.
At night, it is not uncommon for Bio-luminescent microbes called Phytoplankton to be seen along the coast, though even... Read More

BacterioFiles Micro Edition 127 - Plant Partners Prompt Pest Preparation

This episode: Fungi transmit warning signals between plants!


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Download Episode (7.4 MB, 8 minutes)


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TWiM #80: Hurling fleas and designer chromosomes

Hosts: Vincent RacanielloElio Schaechter, and Michele Swanson Read More

BacterioFiles Micro Edition 153 - Social Swarmers Synchronize Cell Systems

This episode: Bacteria that swarm in the soil cooperate or compete based on one particular protein structure!


(10.5 MB, 11.5 minutes)


Show notes: 
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