|Microscope image of the glass capillary being used |
to capture a bacterial cell during micromanipulation.
"This (90%) provides enough data to answer many important biological questions, such as what antibiotics a species of bacteria produces. It also, for the first time, enables researchers to perform in-depth studies to figure out which proteins and peptides the bacteria living in human beings use to communicate with each other and with their host"." Bacteria ... make up about 10 percent of the weight of the human body, "says the article. Link suggests closer to 5% but still an astounding number. The likelihood is that most of them pay their freight to be on board and we know little about what they do. Then there are viruses to consider too. A story today on vesicular stomatitis virus shows it actively prevents some cancers.