Volume 194, Issue 1 pp. 174-178
Short Report

Blinatumomab following haematopoietic stem cell transplantation – a novel approach for the treatment of acute lymphoblastic leukaemia in infants

Alexander Popov

Corresponding Author

Alexander Popov

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

Correspondence: Alexander Popov, Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, 1, S. Mashela st., Moscow, 117998, Russian Federation.

E-mail: [email protected]

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Veronika Fominikh

Veronika Fominikh

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Ekaterina Mikhailova

Ekaterina Mikhailova

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Larisa Shelikhova

Larisa Shelikhova

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Grigory Tsaur

Grigory Tsaur

Regional Children’s Hospital, Ekaterinburg, Russian Federation

Research Institute of Medical Cell Technologies, Ekaterinburg, Russian Federation

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Yulia Abugova

Yulia Abugova

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Elena Zerkalenkova

Elena Zerkalenkova

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Yulia Olshanskaya

Yulia Olshanskaya

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Dmitry Balashov

Dmitry Balashov

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Galina Novichkova

Galina Novichkova

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Alexey Maschan

Alexey Maschan

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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Natalia Miakova

Natalia Miakova

Dmitry Rogachev National Medical Research Center of Pediatric Hematology, Oncology and Immunology, Moscow, Russian Federation

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First published: 11 April 2021
Citations: 7

Summary

Blinatumomab with subsequent haematopoietic stem cell transplantation was applied in 13 infants with acute lymphoblastic leukaemia (ALL). Eight patients were treated in first remission due to slow clearance of minimal residual disease (MRD); one for MRD-reappearance after long MRD negativity, one for primary refractory disease and three during relapse treatment. In slow MRD responders, complete MRD response was achieved prior to transplantation, with an 18-month event-free survival of 75%. In contrast, only one of five patients with relapsed/refractory ALL is still in complete remission. These data provide a basis for future studies of immunotherapy in very high-risk infant ALL.

Conflict of interest

Authors declare no relevant conflicts of interests.

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