Pathogen

"Pathogen" is the title for the fourth episode of the second season of Stargate Universe.

Plot
Chloe is suspected of being compromised after it is discovered that she is under the influence of a virus given to her by the blueberry aliens.

Production

 * The title was revealed by Joseph Mallozzi's weblog on January 20, 2010.
 * During the initial set up for the first five episodes, the episode is the fourth episode in the second season, but would be the first to be filmed.
 * According to David Blue at the 2010 Comic Con panel, this is going to be a very emotional episode set in the rain/snow and the cold. More of Eli's past will be revealed.