what is a example of a pathogen
Examples of Pathogens and How They Spread. Any organism that can produce disease is a pathogen. The term came into use in the 1880s and is now used to describe any infectious agents â a bacterium, virus, viroid, fungus, prion and parasite-are all examples of pathogens. Through Body Fluids: Pathogen can infect you by entering your body through semen and blood. 2  Some of the most common examples of pathogens that spread through body fluids are hepatitis and HIV viruses. 3  Vectors: It's an animal that spreads disease-causing pathogens from one host to another.