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Telomerase activity in uncultured and cultured TCCs. Representative results of the TRAP assay comparing uncultured biopsies (Biop) of TCCs and proliferating TCC cultures (Cult) from three TCCs (TCCs 1, 2, and 3) are shown. TCCs 1 and 3 are superficial grade I, and TCC 2 is myoinvasive grade III. The controls are as described in Fig. 1.
