The phrase "new virus" refers to a type of harmful germ that has been recently discovered and is different from the ones we already know about. It can cause illnesses and spreads from person to person. Full definition
Finding a treasure trove of new virus genome sequences has opened the door to using those data to identify previously unknown microbial hosts, as well. (sciencedaily.com)
The researchers say the finding is an important reminder that identifying new viruses in animals and quickly determining their potential to infect people is a key way to reduce global health threats. (sciencedaily.com)
Once this happens, the cell makes new virus particles. (pethelpful.com)