Immunofluorescent analysis of NTERA-2 (left) and HeLa (right) cells using Nanog (D73G4) XP<sup>®</sup> Rabbit mAb (Alexa Fluor<sup>®</sup> 594 Conjugate) (red). Actin filaments were labeled with Alexa Fluor<sup>®</sup> 488 phalloidin (green).