Additional file 2.

Is a figure showing positive expression of pluripotency markers on OA and RA iPSCs. Other clones were generated during the reprogramming process. Immunofluorescence staining against Nanog, Oct4, Sox2, Tra-1-80, Tra-1-60, and SSEA-4 in RA and OA iPSCs. RA and OA iPSCs expressed high level of these markers.

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Lee et al. Arthritis Research & Therapy 2014 16:R41   doi:10.1186/ar4470