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The effect of the SR1 addition strategy on the division mode of CD34+ cells. A, mRNA expression of numb on day 7. B, mRNA expression of msi2 on day 7. C, Immunofluorescence staining of HSC division mode. D, ratio of self‐renewal symmetric division percentage on day 7. SS: self‐renewal symmetric division, SD: differentiated symmetric division, AS: asymmetric division. T1: 12 h−1 SR1, T2: 24 h−1 SR1, T3: 48 h−1 SR1, T4: 96 h−1 SR1. n = 4, *P < .05
