Πέμπτη 1 Μαΐου 2014

Bites and Parasites: Vector-Borne Diseases and the Bugs Spreading Them

Instead of through the air or directly by human contact, these pathogens need to hitch a ride for transmission. Vectors are any organisms that carry disease-causing pathogens from host to host.



via LiveScience.com http://ift.tt/1fzdfTE

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