Axl, a prognostic and therapeutic target in acute myeloid leukemia mediates paracrine crosstalk of leukemia cells with bone marrow stroma

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Axl, a prognostic and therapeutic target in acute myeloid leukemia mediates paracrine crosstalk of leukemia cells with bone marrow stroma. / Ben Batalla, Isabel; Schultze, Alexander; Wroblewski, Mark; Erdmann, Robert; Heuser, Michael; Waizenegger, Jonas S; Riecken, Kristoffer; Binder, Mascha; Schewe, Denis; Sawall, Stefanie; Witzke, Victoria; Cubas Cordova, Miguel; Janning, Melanie; Wellbrock, Jasmin; Fehse, Boris; Hagel, Christian; Krauter, Jürgen; Ganser, Arnold; Lorens, James B; Fiedler, Walter; Carmeliet, Peter; Pantel, Klaus; Bokemeyer, Carsten; Loges, Sonja.

in: BLOOD, Jahrgang 122, Nr. 14, 03.10.2013, S. 2443-52.

Publikationen: SCORING: Beitrag in Fachzeitschrift/ZeitungSCORING: ZeitschriftenaufsatzForschungBegutachtung

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@article{97490a3c24824ea59aa9152d198a8a2c,
title = "Axl, a prognostic and therapeutic target in acute myeloid leukemia mediates paracrine crosstalk of leukemia cells with bone marrow stroma",
abstract = "Acute myeloid leukemia (AML) represents a clonal disease of hematopoietic progenitors characterized by acquired heterogenous genetic changes that alter normal mechanisms of proliferation, self-renewal, and differentiation.(1) Although 40% to 45% of patients younger than 65 years of age can be cured with current therapies, only 10% of older patients reach long-term survival.(1) Because only very few novel AML drugs were approved in the past 2 decades, there is an urgent need to identify novel targets and therapeutic strategies to treat underserved AML patients. We report here that Axl, a member of the Tyro3, Axl, Mer receptor tyrosine kinase family,(2-4) represents an independent prognostic marker and therapeutic target in AML. AML cells induce expression and secretion of the Axl ligand growth arrest-specific gene 6 (Gas6) by bone marrow-derived stromal cells (BMDSCs). Gas6 in turn mediates proliferation, survival, and chemoresistance of Axl-expressing AML cells. This Gas6-Axl paracrine axis between AML cells and BMDSCs establishes a chemoprotective tumor cell niche that can be abrogated by Axl-targeting approaches. Axl inhibition is active in FLT3-mutated and FLT3 wild-type AML, improves clinically relevant end points, and its efficacy depends on presence of Gas6 and Axl. Axl inhibition alone or in combination with chemotherapy might represent a novel therapeutic avenue for AML.",
keywords = "Animals, Antineoplastic Agents, Blotting, Western, Bone Marrow Cells, Clinical Trials as Topic, Disease Models, Animal, Enzyme-Linked Immunosorbent Assay, Female, Humans, Intercellular Signaling Peptides and Proteins, Kaplan-Meier Estimate, Leukemia, Myeloid, Acute, Male, Mice, Paracrine Communication, Prognosis, Proto-Oncogene Proteins, Real-Time Polymerase Chain Reaction, Receptor Cross-Talk, Receptor Protein-Tyrosine Kinases, Stromal Cells, Xenograft Model Antitumor Assays",
author = "{Ben Batalla}, Isabel and Alexander Schultze and Mark Wroblewski and Robert Erdmann and Michael Heuser and Waizenegger, {Jonas S} and Kristoffer Riecken and Mascha Binder and Denis Schewe and Stefanie Sawall and Victoria Witzke and {Cubas Cordova}, Miguel and Melanie Janning and Jasmin Wellbrock and Boris Fehse and Christian Hagel and J{\"u}rgen Krauter and Arnold Ganser and Lorens, {James B} and Walter Fiedler and Peter Carmeliet and Klaus Pantel and Carsten Bokemeyer and Sonja Loges",
year = "2013",
month = oct,
day = "3",
doi = "10.1182/blood-2013-03-491431",
language = "English",
volume = "122",
pages = "2443--52",
journal = "BLOOD",
issn = "0006-4971",
publisher = "American Society of Hematology",
number = "14",

}

RIS

TY - JOUR

T1 - Axl, a prognostic and therapeutic target in acute myeloid leukemia mediates paracrine crosstalk of leukemia cells with bone marrow stroma

AU - Ben Batalla, Isabel

AU - Schultze, Alexander

AU - Wroblewski, Mark

AU - Erdmann, Robert

AU - Heuser, Michael

AU - Waizenegger, Jonas S

AU - Riecken, Kristoffer

AU - Binder, Mascha

AU - Schewe, Denis

AU - Sawall, Stefanie

AU - Witzke, Victoria

AU - Cubas Cordova, Miguel

AU - Janning, Melanie

AU - Wellbrock, Jasmin

AU - Fehse, Boris

AU - Hagel, Christian

AU - Krauter, Jürgen

AU - Ganser, Arnold

AU - Lorens, James B

AU - Fiedler, Walter

AU - Carmeliet, Peter

AU - Pantel, Klaus

AU - Bokemeyer, Carsten

AU - Loges, Sonja

PY - 2013/10/3

Y1 - 2013/10/3

N2 - Acute myeloid leukemia (AML) represents a clonal disease of hematopoietic progenitors characterized by acquired heterogenous genetic changes that alter normal mechanisms of proliferation, self-renewal, and differentiation.(1) Although 40% to 45% of patients younger than 65 years of age can be cured with current therapies, only 10% of older patients reach long-term survival.(1) Because only very few novel AML drugs were approved in the past 2 decades, there is an urgent need to identify novel targets and therapeutic strategies to treat underserved AML patients. We report here that Axl, a member of the Tyro3, Axl, Mer receptor tyrosine kinase family,(2-4) represents an independent prognostic marker and therapeutic target in AML. AML cells induce expression and secretion of the Axl ligand growth arrest-specific gene 6 (Gas6) by bone marrow-derived stromal cells (BMDSCs). Gas6 in turn mediates proliferation, survival, and chemoresistance of Axl-expressing AML cells. This Gas6-Axl paracrine axis between AML cells and BMDSCs establishes a chemoprotective tumor cell niche that can be abrogated by Axl-targeting approaches. Axl inhibition is active in FLT3-mutated and FLT3 wild-type AML, improves clinically relevant end points, and its efficacy depends on presence of Gas6 and Axl. Axl inhibition alone or in combination with chemotherapy might represent a novel therapeutic avenue for AML.

AB - Acute myeloid leukemia (AML) represents a clonal disease of hematopoietic progenitors characterized by acquired heterogenous genetic changes that alter normal mechanisms of proliferation, self-renewal, and differentiation.(1) Although 40% to 45% of patients younger than 65 years of age can be cured with current therapies, only 10% of older patients reach long-term survival.(1) Because only very few novel AML drugs were approved in the past 2 decades, there is an urgent need to identify novel targets and therapeutic strategies to treat underserved AML patients. We report here that Axl, a member of the Tyro3, Axl, Mer receptor tyrosine kinase family,(2-4) represents an independent prognostic marker and therapeutic target in AML. AML cells induce expression and secretion of the Axl ligand growth arrest-specific gene 6 (Gas6) by bone marrow-derived stromal cells (BMDSCs). Gas6 in turn mediates proliferation, survival, and chemoresistance of Axl-expressing AML cells. This Gas6-Axl paracrine axis between AML cells and BMDSCs establishes a chemoprotective tumor cell niche that can be abrogated by Axl-targeting approaches. Axl inhibition is active in FLT3-mutated and FLT3 wild-type AML, improves clinically relevant end points, and its efficacy depends on presence of Gas6 and Axl. Axl inhibition alone or in combination with chemotherapy might represent a novel therapeutic avenue for AML.

KW - Animals

KW - Antineoplastic Agents

KW - Blotting, Western

KW - Bone Marrow Cells

KW - Clinical Trials as Topic

KW - Disease Models, Animal

KW - Enzyme-Linked Immunosorbent Assay

KW - Female

KW - Humans

KW - Intercellular Signaling Peptides and Proteins

KW - Kaplan-Meier Estimate

KW - Leukemia, Myeloid, Acute

KW - Male

KW - Mice

KW - Paracrine Communication

KW - Prognosis

KW - Proto-Oncogene Proteins

KW - Real-Time Polymerase Chain Reaction

KW - Receptor Cross-Talk

KW - Receptor Protein-Tyrosine Kinases

KW - Stromal Cells

KW - Xenograft Model Antitumor Assays

U2 - 10.1182/blood-2013-03-491431

DO - 10.1182/blood-2013-03-491431

M3 - SCORING: Journal article

C2 - 23982172

VL - 122

SP - 2443

EP - 2452

JO - BLOOD

JF - BLOOD

SN - 0006-4971

IS - 14

ER -