Article 1 Biotin 1 DKC1 gene 1 DNA Primers 1 Hep G2 Cells 1 Hep-G2 cell line 1 Humans Nucleic Acid Amplification Techniques 1 PES1 gene 1 Polymerase Chain Reaction 1 T lymphocyte 1 TERT protein, human 1 Telomerase 1 biotin 1 biotin direct telomerase assay 1 biotin-labeled primers 1 cell culture 1 chemistry 1 controlled study 1 direct telomerase activity 1 embryo 1 enzyme activity 1 gene 1 gene amplification 1 gene knockdown 1 genetics 1 human human cell 1 intermethod comparison 1 metabolism 1