IL8-CXCR2 pathway inhibition as a therapeutic strategy against MDS and AML stem cells

Author:

Schinke Carolina1,Giricz Orsolya1,Li Weijuan1,Shastri Aditi1,Gordon Shanisha1,Barreyro Laura1,Bhagat Tushar1,Bhattacharyya Sanchari1,Ramachandra Nandini1,Bartenstein Matthias1,Pellagatti Andrea2,Boultwood Jacqueline2,Wickrema Amittha3,Yu Yiting1,Will Britta1,Wei Sheng4,Steidl Ulrich1,Verma Amit1

Affiliation:

1. Division of Hemato-Oncology, Albert Einstein College of Medicine, Montefiore Medical Center, Bronx, NY;

2. Leukemia and Lymphoma Research Molecular Haematology Unit, Nuffield Division of Clinical Laboratory Sciences, John Radcliffe Hospital, and National Institute for Health Research Biomedical Research Centre, Oxford, United Kingdom;

3. Department of Medicine, Hematology-Oncology, Cancer Research Center, University of Chicago, Chicago, IL; and

4. Department of Immunology, Clinical Immunology, Moffitt Cancer Center, Tampa, FL

Abstract

Key Points IL8-CXCR2 is overexpressed in purified stem cells from AML and MDS, and CXCR2 expression is associated with worse prognosis. Inhibition of CXCR2 by genetic and pharmacologic means leads to decreased viability in AML/MDS stem cells and in vitro and in vivo models.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

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