Table 1. Sequences of the snapback and reverse primers.

Primers	Sequences
Snapback	5′-ggTGTAGTACGTATAAGATTATCGTATAGAAACAAGCCTTTA-3′
Reverse	5′-AATTTCTTTCTCTGTTCCATTTG-3′

The snapback tail of 16 bases is shown as underlined; 2 nucleotides mismatch at the 5′end are indicated as lowercase; and mismatch nucleotide as underlined bold (A).