Feb 27 2009
Bugs in Your Mouth: Yours Isn’t the Only DNA Floating Around in that Spit Sample
Each of us is made up of about 50 trillion cells, which is pretty mind-blowing until you consider the number of microbial cells living on or in each of us. It’s estimated that a healthy adult is lugging around 10 times more bugs, most of them bacteria, than human cells.
Just as the tiny differences we [...]
