[sdthree]

Another possibility:

Genetically engineered personalized bioweapons

“In coming years it may be conceivable to design a pathogen that targets a specific person’s genome. This agent may spread through populations showing minimal or no symptoms, yet it would be fatal to the intended target”

http://dujs.dartmouth.edu/2013/03/genetically-engineered-bioweapons-a-new-breed-of-weapons-for-modern-warfare/#.WvCBvogvyUk

[alicewonders]

Those were the lines I was thinking along! Science is quickly progressing to being able to achieve some pretty dark stuff with DNA, vaccines, etc.