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Table 3 Comparison of iTERT PCR with NGS

From: Direct comparison of the next-generation sequencing and iTERT PCR methods for the diagnosis of TERT hotspot mutations in advanced solid cancers

 

NGS

iTERT PCR

Quality of DNA

Limited by damaged DNA in certain cases Needed high-quality DNA

Rarely limited by damaged DNA

Quantity of DNA

Needed the amount of DNA required for downstream NGS preparation steps (50 ~ 120 ng)

Relatively 'small' amount of DNA is required (< 50 ng)

Test time

Requires more time for the preparation of library preparation (2 days)

Time-saving and easy PCR preparation (< 3 h)

Costs (per case)

£570

£30

Interpretation

Very complex, and its interpretation requires expert bioinformatics assistance

Easy to analyze PCR-Sanger sequencing results