Therapeutic proteins immunogenicity: a peptide point of view

Protein therapeutics are extensively used in the treatment of autoimmune diseases, but a subset of patients appears to be refractory to these treatments, mainly due to the development of an immune response to the drug. A better understanding of the mechanism underlying the therapeutic drug’s failure...

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Main Authors: Feliciana Real-Fernandez, Fosca Errante, Andrea Di Santo, Anna Maria Papini, Paolo Rovero
Format: Article
Language:English
Published: Open Exploration 2023-10-01
Series:Exploration of Drug Science
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Online Access:https://www.explorationpub.com/uploads/Article/A100825/100825.pdf
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author Feliciana Real-Fernandez
Fosca Errante
Andrea Di Santo
Anna Maria Papini
Paolo Rovero
author_facet Feliciana Real-Fernandez
Fosca Errante
Andrea Di Santo
Anna Maria Papini
Paolo Rovero
author_sort Feliciana Real-Fernandez
collection DOAJ
description Protein therapeutics are extensively used in the treatment of autoimmune diseases, but a subset of patients appears to be refractory to these treatments, mainly due to the development of an immune response to the drug. A better understanding of the mechanism underlying the therapeutic drug’s failure becomes fundamental for the development of new and more effective treatments. Unfortunately, there are few cases where the exact mechanisms through which drugs bypass immunological tolerance and provoke immunogenicity have been studied. In this context, peptide epitope identification gained increasing importance in investigating the molecular mechanism of therapeutic drug’s immune responses. Despite peptide identification and use to monitor anti-drug antibody (ADA) profiles is a promising research field, their use is far away from a wide application both at the research and at the commercial level. Herein it is reported a compilation of studies in which peptides are directly involved in anti-drug immune responses, becoming the molecular key step for a better understanding of refractory reactions in therapeutic drugs. An overview on T-cell and B-cell peptide recognition is given, showing the growing potential and advantages of peptides when used in the field of refractoriness to drugs. This review includes studies describing antigenic peptides that enable enhanced ADA detection directly in patients’ sera, as well as the proof of concept that asses the use of peptides instead of proteins, to facilitate the identification of neutralizing ADA.
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spelling doaj-art-9a6eccbc227e4804b10ad234e46d166f2025-02-08T03:49:04ZengOpen ExplorationExploration of Drug Science2836-76772023-10-011537738710.37349/eds.2023.00025Therapeutic proteins immunogenicity: a peptide point of viewFeliciana Real-Fernandez0https://orcid.org/0000-0001-5747-2285Fosca Errante1https://orcid.org/0000-0001-7790-9886Andrea Di Santo2https://orcid.org/0000-0003-3075-8878Anna Maria Papini3https://orcid.org/0000-0002-2947-7107Paolo Rovero4https://orcid.org/0000-0001-9577-5228Institute of Chemistry of Organometallic Compounds (ICCOM), National Research Council of Italy (CNR), 50019 Sesto Fiorentino, ItalyInterdepartmental Research Unit of Peptide and Protein Chemistry and Biology, Department of NeuroFarBa, University of Florence, 50019 Sesto Fiorentino, ItalyInterdepartmental Research Unit of Peptide and Protein Chemistry and Biology, Department of NeuroFarBa, University of Florence, 50019 Sesto Fiorentino, ItalyInterdepartmental Research Unit of Peptide and Protein Chemistry and Biology, Department of Chemistry “Ugo Schiff”, University of Florence, 50019 Sesto Fiorentino, ItalyInterdepartmental Research Unit of Peptide and Protein Chemistry and Biology, Department of NeuroFarBa, University of Florence, 50019 Sesto Fiorentino, ItalyProtein therapeutics are extensively used in the treatment of autoimmune diseases, but a subset of patients appears to be refractory to these treatments, mainly due to the development of an immune response to the drug. A better understanding of the mechanism underlying the therapeutic drug’s failure becomes fundamental for the development of new and more effective treatments. Unfortunately, there are few cases where the exact mechanisms through which drugs bypass immunological tolerance and provoke immunogenicity have been studied. In this context, peptide epitope identification gained increasing importance in investigating the molecular mechanism of therapeutic drug’s immune responses. Despite peptide identification and use to monitor anti-drug antibody (ADA) profiles is a promising research field, their use is far away from a wide application both at the research and at the commercial level. Herein it is reported a compilation of studies in which peptides are directly involved in anti-drug immune responses, becoming the molecular key step for a better understanding of refractory reactions in therapeutic drugs. An overview on T-cell and B-cell peptide recognition is given, showing the growing potential and advantages of peptides when used in the field of refractoriness to drugs. This review includes studies describing antigenic peptides that enable enhanced ADA detection directly in patients’ sera, as well as the proof of concept that asses the use of peptides instead of proteins, to facilitate the identification of neutralizing ADA.https://www.explorationpub.com/uploads/Article/A100825/100825.pdfpeptidesanti-drug antibodiesimmune responsepeptide epitopestherapeutics
spellingShingle Feliciana Real-Fernandez
Fosca Errante
Andrea Di Santo
Anna Maria Papini
Paolo Rovero
Therapeutic proteins immunogenicity: a peptide point of view
Exploration of Drug Science
peptides
anti-drug antibodies
immune response
peptide epitopes
therapeutics
title Therapeutic proteins immunogenicity: a peptide point of view
title_full Therapeutic proteins immunogenicity: a peptide point of view
title_fullStr Therapeutic proteins immunogenicity: a peptide point of view
title_full_unstemmed Therapeutic proteins immunogenicity: a peptide point of view
title_short Therapeutic proteins immunogenicity: a peptide point of view
title_sort therapeutic proteins immunogenicity a peptide point of view
topic peptides
anti-drug antibodies
immune response
peptide epitopes
therapeutics
url https://www.explorationpub.com/uploads/Article/A100825/100825.pdf
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AT foscaerrante therapeuticproteinsimmunogenicityapeptidepointofview
AT andreadisanto therapeuticproteinsimmunogenicityapeptidepointofview
AT annamariapapini therapeuticproteinsimmunogenicityapeptidepointofview
AT paolorovero therapeuticproteinsimmunogenicityapeptidepointofview