Erratum to: Annals of Hematology 91(6): 917–921

DOI 10.1007/s00277-011-1390-1

The authors inadvertently omitted 2 fellow authors from the author list:

Dr. Diego Butera should be listed as the fourth author. His affiliation is Lowy Cancer Research Centre and Prince of Wales Clinical School, University of New South Wales, Sydney, NSW, Australia. His contributions are as follows: Designed, synthesized and produced EcAPv. He has no competing interests to declare.

Dr. Geraldo S. Magalhaes should be listed as the fifth author. His affiliation is Laboratory of Immunopathology, Butantan Institute, São Paulo, SP, Brazil. His contributions are as follows: Produced more EcAPv when requested in October 2009. He has no competing interests to declare.