Immunofluorescent analysis of HeLa cells, untreated (left) or UV-treated (right), using Phospho-p38 MAPK (Thr180/Tyr182) (D3F9) XP® Rabbit mAb (Alexa Fluor® 555 Conjugate) (red) and β-Tubulin (9F3) Rabbit mAb (Alexa Fluor® 488 Conjugate) #3623 (green).