They're Walking, Yes Indeed, They're Talking, 'Bout You and Me

Bacteria are amazing. Each new discovery only adds to our awe. We know that bacteria talk to each other about us and now we learn that they can get up on their feet, special pili, and walk right on up catheters and other surfaces to us. There's a video of one going vertical and running off and the paper that discusses the phenomenon, "Bacteria Use Type IV Pili to Walk Upright and Detach from Surfaces" and its importance in the effort to understand biofilm formation in today's Science Magazine. Hat tip: Houston Chronicle which has a great writeup.

Collateral Damage

There are some interesting articles in the scientific literature about a war of which you've likely never heard. It's the one going on inside your body. A war pitting microbe against microbe. A conflict in which chemical warfare, the secretion of toxins, may well result in collateral damage - with the collateral damagee being you and the damage being cancer. More about that in the coming days but for now, here's an article about colon cancer risk and some of the bacteria working night and day to keep you from developing it. Here's the link.

Every Puff You Take

What is it in cigarette smoke that causes lung cancer? Tar? PNAHs? Exotic isotopes? What about bacteria and fungi? What if they're in part responsible for chronic inflammation associated with lung cancer? It turns out that when you inhale cigarette smoke you invite into your lungs a swarm of nasty germs. Here's a new article that'll introduce you to the issue and lay out the evidence.

Wouldn't it be interesting if there were similar microbes living in and on asbestos fibers? Actually ....