The phrase "infecting viruses" refers to harmful organisms that can enter and invade living things, like animals or humans, and cause sickness or disease. Full definition
It's been over 30 years since scientists sequenced the first genome — that of a particular bacteria - infecting virus called bacteriophage fX174 — and they've only gotten better at it since then. (discovermagazine.com)
In such patients, a phenomenon called «antibody - dependent enhancement» (ADE) takes place, during which antibodies that were generated during the first infection bind but do not destroy the slightly different newly infecting virus, but instead facilitate its infection of immune cells. (sciencedaily.com)
Recently discovered giant, amoeba - infecting viruses blur the line between life and nonlife — although they rely on their hosts for essential biological functions, the bacteria - sized viruses have complex genomes. (sciencemag.org)