Viruses may be 'watching' you – some microbes lie in wait until their hosts unknowingly give them the signal to start multiplying and kill them
- Written by Ivan Erill, Associate Professor of Biological Sciences, University of Maryland, Baltimore County
Phages can sense bacterial DNA damage, which triggers them to replicate and jump ship.Design Cells/iStock via Getty Images PlusAfter more than two years of the COVID-19 pandemic, you might picture a virus as a nasty spiked ball – a mindless killer that gets into a cell and hijacks its machinery to create a gazillion copies of itself before...



