Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient Survival

Two first analyses of our clinical trial on TIL as adjuvant therapy for melanoma were published in 2002 and 2007. We present here an update of the clinical results after a 17-year median followup. In this trial, disease-free patients were randomly assigned to receive either TIL/IL-2 or IL-2. The rel...

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Main Authors: Amir Khammari, Anne-Chantal Knol, Jean-Michel Nguyen, Céline Bossard, Marc-Guillaume Denis, Marie-Christine Pandolfino, Gaëlle Quéreux, Sylvain Bercegeay, Brigitte Dréno
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Journal of Immunology Research
Online Access:http://dx.doi.org/10.1155/2014/186212
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author Amir Khammari
Anne-Chantal Knol
Jean-Michel Nguyen
Céline Bossard
Marc-Guillaume Denis
Marie-Christine Pandolfino
Gaëlle Quéreux
Sylvain Bercegeay
Brigitte Dréno
author_facet Amir Khammari
Anne-Chantal Knol
Jean-Michel Nguyen
Céline Bossard
Marc-Guillaume Denis
Marie-Christine Pandolfino
Gaëlle Quéreux
Sylvain Bercegeay
Brigitte Dréno
author_sort Amir Khammari
collection DOAJ
description Two first analyses of our clinical trial on TIL as adjuvant therapy for melanoma were published in 2002 and 2007. We present here an update of the clinical results after a 17-year median followup. In this trial, disease-free patients were randomly assigned to receive either TIL/IL-2 or IL-2. The relapse-free survival (RFS) was the primary objective. Eighty-eight patients were enrolled. A new analysis performed in May 2013 did not show significant changes in RFS or OS duration. However, our first finding on the association between the number of invaded lymph nodes and TIL effectiveness was strengthened. The Cox model adjusted on this interaction showed for the first time a significant treatment effect when considering the overall population, both on the RFS and OS. Patients treated with TIL had a longer RFS (P=0.023) or OS (P=0.020). This study being with a very long followup (17 years), confirmed the association between TIL effectiveness and the number of invaded lymph nodes, indicating that a low tumor burden could be a crucial factor enhancing the curative effect of TIL in possible microscopic residual disease. Moreover, we confirmed that a prolonged survival was associated with the presence of specific TIL and a decrease in Foxp3 expression.
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spelling doaj-art-68c98e8d0f654019869d06be4d6f543c2025-08-20T02:35:25ZengWileyJournal of Immunology Research2314-88612314-71562014-01-01201410.1155/2014/186212186212Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient SurvivalAmir Khammari0Anne-Chantal Knol1Jean-Michel Nguyen2Céline Bossard3Marc-Guillaume Denis4Marie-Christine Pandolfino5Gaëlle Quéreux6Sylvain Bercegeay7Brigitte Dréno8Skin Cancer Unit, CHU Hôtel-Dieu, 1 Place Alexis Ricordeau, 44093 Nantes, FranceCRCNA, INSERM U892, CNRS 6299, 9 Quai Moncousu, 44093 Nantes, FranceCRCNA, INSERM U892, CNRS 6299, 9 Quai Moncousu, 44093 Nantes, FranceService d’Anatomie et Cytologie Pathologiques, CHU Hôtel-Dieu, 30 boulevard Jean Monnet, 44093 Nantes, FrancePlateforme de Génétique des Cancers, CHU Hôtel-Dieu, 1 Place Alexis Ricordeau, 44000 Nantes, FranceCRCNA, INSERM U892, CNRS 6299, 9 Quai Moncousu, 44093 Nantes, FranceSkin Cancer Unit, CHU Hôtel-Dieu, 1 Place Alexis Ricordeau, 44093 Nantes, FranceUnité de Thérapie Cellulaire et Génique (UTCG), CHU Hôtel-Dieu, 9 Quai Moncousu, 44093 Nantes, FranceSkin Cancer Unit, CHU Hôtel-Dieu, 1 Place Alexis Ricordeau, 44093 Nantes, FranceTwo first analyses of our clinical trial on TIL as adjuvant therapy for melanoma were published in 2002 and 2007. We present here an update of the clinical results after a 17-year median followup. In this trial, disease-free patients were randomly assigned to receive either TIL/IL-2 or IL-2. The relapse-free survival (RFS) was the primary objective. Eighty-eight patients were enrolled. A new analysis performed in May 2013 did not show significant changes in RFS or OS duration. However, our first finding on the association between the number of invaded lymph nodes and TIL effectiveness was strengthened. The Cox model adjusted on this interaction showed for the first time a significant treatment effect when considering the overall population, both on the RFS and OS. Patients treated with TIL had a longer RFS (P=0.023) or OS (P=0.020). This study being with a very long followup (17 years), confirmed the association between TIL effectiveness and the number of invaded lymph nodes, indicating that a low tumor burden could be a crucial factor enhancing the curative effect of TIL in possible microscopic residual disease. Moreover, we confirmed that a prolonged survival was associated with the presence of specific TIL and a decrease in Foxp3 expression.http://dx.doi.org/10.1155/2014/186212
spellingShingle Amir Khammari
Anne-Chantal Knol
Jean-Michel Nguyen
Céline Bossard
Marc-Guillaume Denis
Marie-Christine Pandolfino
Gaëlle Quéreux
Sylvain Bercegeay
Brigitte Dréno
Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient Survival
Journal of Immunology Research
title Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient Survival
title_full Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient Survival
title_fullStr Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient Survival
title_full_unstemmed Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient Survival
title_short Adoptive TIL Transfer in the Adjuvant Setting for Melanoma: Long-Term Patient Survival
title_sort adoptive til transfer in the adjuvant setting for melanoma long term patient survival
url http://dx.doi.org/10.1155/2014/186212
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