Correction to: Leukemia (2014) 28, 182–185; doi: 10.1038/leu.2013.282; published online 18 October 2013

There is an incorrect sequence for the primer ‘reverse 2’ in Supplementary Information (Methods, page 2, row 44). The original sequence ‘CATCTCAGATGTCTTGCTAGGGGACTC’ needs to be corrected as follows: ‘TGTAGATTCTCTTGCAGGGATGTACACTG’.

The authors would like to apologise for any inconvenience.