In NSCLC, telomerase positivity was 73.3%(33/45) with weak to moderate activity (172?TPG), whereas 14 of 15 SCLC (93.3%) were positive with strong activity (288?TPG), and all tuberculosis and inflammatory pseudotumor were telomerase negativity.

• NSCLC端粒酶阳性率为 73 .；3%25；且活性较弱 ( 172TPG)；SCLC端粒酶的阳性率为 93