It’s an elite squad of agents that zap invaders -- like bacteria, viruses, and fungi -- ASAP. They zoom through your body and defend you. 00:00 00:00 White Blood Cells to the Rescue Germs look for ways to get under your skin -- literally. They could get in through a cut, ride...
The greatest number of viruses we carry around are the "bacteriophages", which infect the commensal bacteria in our gut. Not all "phages" are, however, benign. For example, the toxin that causes human diphtheria is encoded in the genome of a bacteriophage. There's also a spectrum of viruse...