VEGFC antibody therapy drives differentiation of AML

  • Kim R. Kampen
  • , Frank J.G. Scherpen
  • , Hasan Mahmud
  • , Arja Ter Elst
  • , André B. Mulder
  • , Victor Guryev
  • , Han J.M.P. Verhagen
  • , Kim De Keersmaecker
  • , Linda Smit
  • , Steven M. Kornblau
  • , Eveline S.J.M. De Bont

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

High expression of VEGFC predicts adverse prognosis in acute myeloid leukemia (AML). We therefore explored VEGFC-targeting efficacy as an AML therapy using a VEGFC mAb. VEGFC antibody therapy enforced myelocytic differentiation of clonal CD34+ AML blasts. Treatment of CD34+ AML blasts with the antibody reduced expansion potential by 30% to 50% and enhanced differentiation via FOXO3A suppression and inhibition of MAPK/ERK proliferative signals. VEGFC antibody therapy also accelerated leukemia cell differentiation in a systemic humanized AML mouse model. Collectively, these results define a regulatory function of VEGFC in CD34+ AML cell fate decisions via FOXO3A and serve as a new potential differentiation therapy for patients with AML.

Original languageEnglish
Pages (from-to)5940-5948
Number of pages9
JournalCancer Research
Volume78
Issue number20
DOIs
StatePublished - 2018
Externally publishedYes

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