The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple Sclerosis

Alemtuzumab is a monoclonal antibody that binds to CD52, a protein present on the surface of mature lymphocytes, but not on the stem cells from which these lymphocytes are derived. It is currently used as an immune reconstitution therapy in patients with relapsing–remitting multiple sclerosis. Alemt...

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Main Authors: Simona Rolla, Alessandro Maglione, Stefania Federica De Mercanti, Marinella Clerico
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/9/6/1396
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author Simona Rolla
Alessandro Maglione
Stefania Federica De Mercanti
Marinella Clerico
author_facet Simona Rolla
Alessandro Maglione
Stefania Federica De Mercanti
Marinella Clerico
author_sort Simona Rolla
collection DOAJ
description Alemtuzumab is a monoclonal antibody that binds to CD52, a protein present on the surface of mature lymphocytes, but not on the stem cells from which these lymphocytes are derived. It is currently used as an immune reconstitution therapy in patients with relapsing–remitting multiple sclerosis. Alemtuzumab treatment is an intermittent infusion that induces long-term remission of Multiple Sclerosis also in the treatment-free period. After the robust T and B cell depletion induced by alemtuzumab, the immune system undergoes radical changes during its reconstitution. In this review, we will discuss the current knowledge on the reconstitution of the lymphocyte repertoire after alemtuzumab treatment and how it could affect the development of side effects, which led to its temporary suspension by the European Medical Agency.
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spelling doaj.art-88feb81e51aa42c3abcc62a3bd274d482023-11-20T02:47:11ZengMDPI AGCells2073-44092020-06-0196139610.3390/cells9061396The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple SclerosisSimona Rolla0Alessandro Maglione1Stefania Federica De Mercanti2Marinella Clerico3Department of Clinical and Biological Sciences, University of Turin, 10043 Orbassano (TO), ItalyDepartment of Clinical and Biological Sciences, University of Turin, 10043 Orbassano (TO), ItalyDepartment of Clinical and Biological Sciences, University of Turin, 10043 Orbassano (TO), ItalyDepartment of Clinical and Biological Sciences, University of Turin, 10043 Orbassano (TO), ItalyAlemtuzumab is a monoclonal antibody that binds to CD52, a protein present on the surface of mature lymphocytes, but not on the stem cells from which these lymphocytes are derived. It is currently used as an immune reconstitution therapy in patients with relapsing–remitting multiple sclerosis. Alemtuzumab treatment is an intermittent infusion that induces long-term remission of Multiple Sclerosis also in the treatment-free period. After the robust T and B cell depletion induced by alemtuzumab, the immune system undergoes radical changes during its reconstitution. In this review, we will discuss the current knowledge on the reconstitution of the lymphocyte repertoire after alemtuzumab treatment and how it could affect the development of side effects, which led to its temporary suspension by the European Medical Agency.https://www.mdpi.com/2073-4409/9/6/1396Alemtuzumabmultiple sclerosismode of actionimmune reconstitution
spellingShingle Simona Rolla
Alessandro Maglione
Stefania Federica De Mercanti
Marinella Clerico
The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple Sclerosis
Cells
Alemtuzumab
multiple sclerosis
mode of action
immune reconstitution
title The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple Sclerosis
title_full The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple Sclerosis
title_fullStr The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple Sclerosis
title_full_unstemmed The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple Sclerosis
title_short The Meaning of Immune Reconstitution after Alemtuzumab Therapy in Multiple Sclerosis
title_sort meaning of immune reconstitution after alemtuzumab therapy in multiple sclerosis
topic Alemtuzumab
multiple sclerosis
mode of action
immune reconstitution
url https://www.mdpi.com/2073-4409/9/6/1396
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