Primers used for the multiplex PCR assay of SMN
| Gene | Sense primer | Antisense primer | Size of the amplicon (bp) |
| SMN | 5′ AGACTATCAACTTAATTTCTGATCA 3′1-150 1-151 | 5′ CCTTCCTTCTTTTTGATTTTGTTT 3′1-152 | 188 |
| MLH1 | 5′ GTAGTCTGTGATCTCCGTTT 3′ | 5′ ATGTATGAGGTCCTGTCCTA 3′1-150 | 244 |
| BRCA1 | 5′ TGATTTGAACACCACTGAGA 3′1-150 | 5′ CCGCCTATCATTACATGTTT 3′ | 265 |