pcps3xbox360 She may just stand still with her eyes closed. If you try to speak with her it will say that she is unconscious. On PC, killing and resurrecting her can solve this.[verified]
Leaving the safehouse and coming back may solve this.
ps3 If the player has updated their game into new versions and created a new game, Doctor Luria or any other Safehouse keepers will not show up. Removing and re-installing the patches may fix this. [verified]