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A) Output of imaging analysis measuring the co-expression of REX1Venus (VEN), OCT4 or NANOG (NAN) pluripotency markers in undifferentiated (Undiff) hESCs and cells treated with retinoic acid (RA) for 2 days, n = 4. B) Output of cell level analysis of p21 co-expression with REX1Venus (VEN) or OCT4 positive cells, n = 4.
