Hot Zonestargate: Atlantis : Season 1 Episode 13 -

"Hot Zone," the 13th episode of Stargate: Atlantis Season 1, features a high-stakes, bottle-episode scenario where a deadly nanovirus, later linked to the Asurans, infects the city. The team, led by Major Sheppard, survives by using a high-altitude nuclear EMP to neutralize the nanites after discovering that those with the Ancient Technology Activation (ATA) gene are immune. Detailed episode analysis is available via SGCommand . Hot Zone | SGCommand | Fandom