parasites, fungi, or prions. Experts anticipate that Disease X would likely be a zoonotic disease—transmitted from animals to humans—and probably caused by an RNA virus, originating in areas ...

This parasite is [not currently found in Canada]( but with travel-related cases increasing, Canadians heading south should be on alert.

“Instead we now find ourselves in a coronavirus pandemic, which reinforces the message that we must be prepared for Disease X to arrive in any form, bacteria, virus, or parasite. We won’t know ...

Eventually it was unable to replicate independently, becoming an obligate intracellular parasite, a virus. Analysis of the giant Mimivirus may support this hypothesis. This virus contains a ...