The Telomeric Repeat Amplification Protocol (TRAP) and its modified versions change the size and/or the ratio of the telomerase products in the amplification stage of the assay.

• 摘要：端粒酶活性直接与细胞的分生能力、生活力、生命力有着密不可分的关系， 因此对其活性测定有着重要意义。