List some of the characters on The X-Files who were infected by, but did not die from, exposure to the alien black oil virus.
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### Instruction:
List some of the characters on The X-Files who were infected by, but did not die from, exposure to the alien black oil virus.

### Response:

Alex Krycek, Dana Scully, Fox Mulder, Marita Covarrubias, Dmitri, Bernard Gauthier, Joan Gauthier