title: Reply to Rumpold et al.
authors.affiliation: [1] 1Division of Experimental Hematology, Department of Hematology – Oncology, St Jude Children's Research Hospital, Memphis, TN, USA [2] 2The Interdisciplinary Program, College of Graduate Health Sciences, the University of Tennessee Health Science Center, Memphis, TN, USA. E-mail: brian.sorrentino@stjude.org.
authors.forename: Y
authors.initials: Y
authors.lastname: Zong
authors.forename: S
authors.initials: S
authors.lastname: Zhou
authors.forename: B P
authors.initials: BP
authors.lastname: Sorrentino