Figure 1: Generation and immunohistochemical characterization of patient and control iPSC lines. Human iPSC from a 57-year old patient diagnosed with IBMPFD were stained with (A and E) DAPI (nuclei), two internal nuclear markers (B) NANOG and (F) OCT-4 and two external surface markers (C) SSEA-4 and (G) TRA-1-81. (D and H) Merged overlay images of stained iPSC with DAPI. (Magnification 200X).