2Kim NW, Piatyszek MA, Prowse KR, et al. Specific association of human telomerase activity with immoratal cells and cancer[J]. Science, 1994,226: 2011-2015.
3Yahata N, Ohyashiki K, Ohyashiki JH, et al. Telomerase activity in lung cell obtained from bronchial washings[J]. J Natl Cancer Inst, 1998, 90:684-690
4Counter CM, Gupta J, Harley CB, et al. Telomerase activity in normal leukocytes and in hematologic malignancies[J]. Blood, 1995, 85: 2315-2320.
5Bryan T, Marusic L, Baechetti S, et al. Telomerase elongation in immortal human cells without detectable telomerase activity [J]. EMBO J, 1995, 14:4240 -4248.
6Finkel E. Telomeses: Keys to senescence and cancer[J].Lancet, 1998,351: 1186.