... days, and> 10 % after 4 days (Fig. 2A). The expression of hTERTwas dramatically decreased after 1 day of treatment,indicating that the hTERT subunit was significantly corre-lated with the ... 2 days of treatment and 70% after 4 days. After4 days of treatment with 10 0 ngÆmL )1 TPA, > 90% of the HL-60 cells became attached to the flask and developeddendriform cytoplasm, indicating ... telomerasecomplex [14 16 ]. Greater expression of hTERT, but less of hTR or TEP1, has been reported to correlate with telomerase activity in cancer cells [17 ,18 ]. An association of telomerase activity with the...