ORY-1001, a Potent and Selective Covalent KDM1A Inhibitor, for the Treatment of Acute Leukemia

  • Tamara Maes
  • , Cristina Mascaró
  • , Iñigo Tirapu
  • , Angels Estiarte
  • , Filippo Ciceri
  • , Serena Lunardi
  • , Nathalie Guibourt
  • , Alvaro Perdones
  • , Michele M.P. Lufino
  • , Tim C.P. Somervaille
  • , Dan H. Wiseman
  • , Cihangir Duy
  • , Ari Melnick
  • , Christophe Willekens
  • , Alberto Ortega
  • , Marc Martinell
  • , Nuria Valls
  • , Guido Kurz
  • , Matthew Fyfe
  • , Julio Cesar Castro-Palomino
  • Carlos Buesa

Research output: Contribution to journalArticlepeer-review

271 Scopus citations

Abstract

The lysine-specific demethylase KDM1A is a key regulator of stem cell potential in acute myeloid leukemia (AML). ORY-1001 is a highly potent and selective KDM1A inhibitor that induces H3K4me2 accumulation on KDM1A target genes, blast differentiation, and reduction of leukemic stem cell capacity in AML. ORY-1001 exhibits potent synergy with standard-of-care drugs and selective epigenetic inhibitors, reduces growth of an AML xenograft model, and extends survival in a mouse PDX (patient-derived xenograft) model of T cell acute leukemia. Surrogate pharmacodynamic biomarkers developed based on expression changes in leukemia cell lines were translated to samples from patients treated with ORY-1001. ORY-1001 is a selective KDM1A inhibitor in clinical trials and is currently being evaluated in patients with leukemia and solid tumors. Maes et al. develop ORY-1001, a highly potent and selective inhibitor of KDM1A/LSD1. ORY-1001 induces differentiation of leukemic cells in cell lines, primary AML samples, and AML patients. ORY-1001 is able to decrease leukemic growth and prolong survival of mouse models of acute leukemia.

Original languageEnglish
Pages (from-to)495-511.e12
JournalCancer Cell
Volume33
Issue number3
DOIs
StatePublished - Mar 12 2018

Keywords

  • KDM1A
  • LSD1
  • ORY-1001
  • acute myeloid leukemia
  • differentiation
  • epigenetic
  • histone methylation

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