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Thank Your Gut Bacteria For Making Chocolate 'Healthy'

Boy, it's a good time to be a dark chocolate lover.

We've noted before the growing evidence that a daily dose of the bitter bean may help reduce blood pressure. There also seems to be a link between a regular chocolate habit and lower body weight.

Now scientists are offering an explanation... Read More

Get to know the bacteria and viruses that call your body home

Are you willing to take a close look at yourself for science?

A really, really close look?

A team of scientists in the Bay Area is inviting citizen scientists to join them in a quest to create the largest database of human microbiomes in the world.

The human microbiome is the ecosystem ... Read More

Too exhausted to fight -- and to do harm

An 'exhausted' army of immune cells may not be able to fight off infection, but if its soldiers fight too hard they risk damaging the very body they are meant to be protecting, suggests new research from the University of Cambridge. Read More

Baby's first microbiology book!

Microbiologist parents of newborns or expecting microbiologists now have a way to indoctrinate their wee little ones with an exciting new book for infants entitled "Baby's First Microbiology Book." Help baby learn about all the important little creatures! The pictures are: a microscope, bacteria... Read More

Introducing the Thanatomicrobiome

In a healthy adult human body, most internal organs such as the brain, spleen, liver, and heart are devoid of microorganisms because the immune system keeps them in check. After human host death, however, the immune system falters and microorganisms proliferate throughout the body beginning in ... Read More

New SARS-like virus discovered before it causes outbreak (from October)

Four months ago, a mucus sample arrived in Dr. Ali Mohamed Zaki’s laboratory in Saudi Arabia.

The mucus had been coughed up by a 60-year-old Saudi Arabian man with a strange case of pneumonia. He had been admitted to the Dr. Soliman Fakeeh hospital in Jeddah on June 13; soon after, his kidney... Read More

TWiV 214: This is your brain on polyomavirus

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Hosts: Vincent Racaniello, Alan Dove, and Read More

BacterioFiles Micro Edition 144 - Copper Chelator Calms Quicksilver

This episode: Bacteria could reduce mercury's toxicity in their environment!


(6.5 MB, 7 minutes)


Methanotrophs (bacteria that use methane for their carbon and energy) secrete siderophore-like compounds that are usually used to chelate copper and make it more bioavailable, but ... Read More

Measles Vaccine Given With a Microneedle Patch Could Boost Immunization Programs

Measles vaccine given with painless and easy-to-administer microneedle patches can immunize against measles at least as well as vaccine given with conventional hypodermic needles, according to research done by the Georgia Institute of Technology and the Centers for Disease Control and Prevention... Read More

BacterioFiles 172 - Sunlight-Snackers Seize Sparks

This episode: Some photosynthetic bacteria can use electricity for their metabolism to make useful stuff too!


(9.2 MB, 10 minutes)


Show notes: 
News item 1... Read More

TWiP 92: Kleptohaemodeipnonism

Vincent, Dickson, and Daniel discuss how fluctuation in the price of guinea pig food could help transmission of the agent of Chagas disease, and present a new case study for your consumption.


Hosts:  Read More

BacterioFiles Micro Edition 143 - Parasites Prevent Paired Pestilences

 This episode: Gut parasites may fight each other to infect!


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Download Episode (9.7 MB, 10.6 minutes)


<... Read More

How Bacteria Talk to Each Other and Our Cells

Bacteria talk to each other using N-acylhomoserine lactones (AHLs) as quorum sensing (QS) signals. This signaling allows the bacteria to control gene expression of virulence factors and biofilms once a critical density has been achieved. This phenomenon, quorum sensing, is important when an infe... Read More

TWiV 271: To bee, or not to bee, that is the infection

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Hosts: Vincent Racaniello, Dickson Despommier, Read More

Fighting bacteria with mucus

Study shows that key proteins in mucus prevent bacterial adhesion to surfaces, could help prevent growth of biofilms.

Slimy layers of bacterial growth, known as biofilms, pose a significant hazard in industrial and medical settings. Once established, biofilms are very difficult to remove, and... Read More

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

Antagonistic effect of Imipenem towards Piperacillin/tazobactam disc in Pseudomonas aeruginosa lawn on Mueller-Hinton agar

This images was taken during the lab work of my Master thesis on Metallo beta lactamase on Pseudomonas aeruginosa and Acinetobacter spps at Shree Birendra Hospital ( Army Hospital) in Kathmandu Nepal . It clearly shows the antagonism between two discs. Read More

TWiM #101: The MRSA in your home

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

Study: Flu, fever in pregnancy linked to autism risk

In a study that's already being greeted with notes of caution, Danish researchers report that children whose mothers had the flu or ran a fever lasting more than a week during pregnancy had an increased risk of developing an autism spectrum disorder.

U.S. health officials stress that the new ... Read More

Study finds how bacteria inactivate immune defenses

A new study by researchers at Imperial College London has identified a way in which Salmonella bacteria, which cause gastroenteritis and typhoid fever, counteract the defence mechanisms of human cells.

One way in which our cells fight off infections is by engulfing the smaller bacterial cell... Read More
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