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. Author manuscript; available in PMC: 2019 May 28.
Published in final edited form as: Biochem Biophys Res Commun. 2019 Apr 8;513(2):486–493. doi: 10.1016/j.bbrc.2019.03.199

Fig. 1. CD38 expression is not increased in senescent cells.

Fig. 1.

(A-B) Relative mRNA levels of senescence-related genes in HUVECs treated with (A) X-ray irradiation (IR) (n=7–9) or (B) γ-IR (n=4–8). (C) Relative mRNA levels of CD38 in HUVECs treated with X-ray (n=7–9) or -IR (n=6–7). (D) Relative mRNA levels of senescence-related genes in irradiated MEFs (n=6). Relative mRNA levels (A-D) were determined by qRT-PCR. (E) CD38 relative enzymatic activity in multiple independent irradiation-induced senescent MEFs (passage 5–9) (n=2–3). Data are mean ± SE, *p < 0.05 vs control.