| Primer name | Primer direction | Sequence |
| MLLe | forward | 5’-CCTGAATCCAAACAGGCCACCACT-3’ |
| MLL3.1C | reverse | 5’-AGGAGAGAGTTTACCTGCTC-3’ |
Amplification was carried out using cycle parameters of 98oC for 10 min; 94 oC for 1 min; anneal at 60 oC for 2 min; extend at 72 oC for 2 min for 40 cycles.