Correction to: Leukemia (2007) 21, 1669–1678.doi:10.1038/sj.leu.2404791

An error in this article has been identified by the authors.

The human Na,K-ATPase a1 or b1 subunit antibody was purchased from Affinity BioReagents (Golden, CO, USA), as opposed to Kamiya Biomedical Co. (Seattle, WA, USA).

The authors apologize for any inconvenience caused.