Dr. Biro was instructed by Dr. Carson Beckett to examine the bodies of Dr. Wagner, Dr. Johnson and Dr. Dumais when they succumbed to an Ancient nanovirus. She soon determined the victims were killed by a ruptured saccular brain aneurysm just above the visual cortex. (SGA: "Hot Zone") Dr. Biro was later seen during an emergency meeting to try and find a way to prevent Lt. Colonel John Sheppard's conversion into a Human-Wraith hybrid. (SGA: "Conversion")