Immunotherapy in Recurrent Ovarian Cancer

Background/Objectives: It remains challenging to treat recurrent ovarian cancer effectively as traditional interventions like chemotherapy and surgery have limited long-term efficacy, highlighting an urgent need for innovative approaches. Immunotherapy offers potential advantages in modulating the i...

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Main Authors: Keyao Chen, Jingjing Wang, Meng Yang, Shaoqiong Deng, Li Sun
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Biomedicines
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Online Access:https://www.mdpi.com/2227-9059/13/1/168
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author Keyao Chen
Jingjing Wang
Meng Yang
Shaoqiong Deng
Li Sun
author_facet Keyao Chen
Jingjing Wang
Meng Yang
Shaoqiong Deng
Li Sun
author_sort Keyao Chen
collection DOAJ
description Background/Objectives: It remains challenging to treat recurrent ovarian cancer effectively as traditional interventions like chemotherapy and surgery have limited long-term efficacy, highlighting an urgent need for innovative approaches. Immunotherapy offers potential advantages in modulating the immune response against tumor cells and has emerged as a promising strategy in ovarian cancer management. This review discusses various immunotherapy modalities, including active and passive immune strategies, for recurrent ovarian cancer. Methods: We systematically reviewed recent immunotherapy advances for recurrent ovarian cancer, including the efficacy and mechanisms of single and dual immune checkpoint inhibitors, checkpoint inhibitor combinations with chemotherapy or radiotherapy, anti-angiogenic agents, PARP inhibitors, antibody–drug conjugates (ADC), tumor vaccines, and adoptive cell therapies (ACT). Additionally, we assessed emerging research on biomarkers predictive of immunotherapy responsiveness in ovarian cancer. Results: The findings indicate that immunotherapy, particularly combinations involving immune checkpoint inhibitors and other agents, demonstrates promising efficacy in recurrent ovarian cancer, with some therapies showing enhanced benefits in specific subtypes. The immune microenvironment in platinum-sensitive and -resistant cases exhibits distinct immunological profiles, influencing therapy outcomes. Several potential biomarkers have been identified, potentially aiding in patient stratification and treatment optimization. Conclusions: Immunotherapy significantly advances recurrent ovarian cancer treatment, with various combinations potentially improving outcomes. Further research on predictive biomarkers and immune microenvironment characteristics is crucial for personalizing immunotherapy approaches and enhancing their efficacy in managing recurrent ovarian cancer.
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spelling doaj-art-dcc194fa51a54326b66360062250fe822025-01-24T13:24:15ZengMDPI AGBiomedicines2227-90592025-01-0113116810.3390/biomedicines13010168Immunotherapy in Recurrent Ovarian CancerKeyao Chen0Jingjing Wang1Meng Yang2Shaoqiong Deng3Li Sun4Gynecology Department, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital & Shenzhen Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Shenzhen 518116, ChinaGynecology Department, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital & Shenzhen Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Shenzhen 518116, ChinaGynecology Department, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital & Shenzhen Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Shenzhen 518116, ChinaGynecology Department, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital & Shenzhen Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Shenzhen 518116, ChinaGynecology Department, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital & Shenzhen Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Shenzhen 518116, ChinaBackground/Objectives: It remains challenging to treat recurrent ovarian cancer effectively as traditional interventions like chemotherapy and surgery have limited long-term efficacy, highlighting an urgent need for innovative approaches. Immunotherapy offers potential advantages in modulating the immune response against tumor cells and has emerged as a promising strategy in ovarian cancer management. This review discusses various immunotherapy modalities, including active and passive immune strategies, for recurrent ovarian cancer. Methods: We systematically reviewed recent immunotherapy advances for recurrent ovarian cancer, including the efficacy and mechanisms of single and dual immune checkpoint inhibitors, checkpoint inhibitor combinations with chemotherapy or radiotherapy, anti-angiogenic agents, PARP inhibitors, antibody–drug conjugates (ADC), tumor vaccines, and adoptive cell therapies (ACT). Additionally, we assessed emerging research on biomarkers predictive of immunotherapy responsiveness in ovarian cancer. Results: The findings indicate that immunotherapy, particularly combinations involving immune checkpoint inhibitors and other agents, demonstrates promising efficacy in recurrent ovarian cancer, with some therapies showing enhanced benefits in specific subtypes. The immune microenvironment in platinum-sensitive and -resistant cases exhibits distinct immunological profiles, influencing therapy outcomes. Several potential biomarkers have been identified, potentially aiding in patient stratification and treatment optimization. Conclusions: Immunotherapy significantly advances recurrent ovarian cancer treatment, with various combinations potentially improving outcomes. Further research on predictive biomarkers and immune microenvironment characteristics is crucial for personalizing immunotherapy approaches and enhancing their efficacy in managing recurrent ovarian cancer.https://www.mdpi.com/2227-9059/13/1/168recurrent ovarian cancerimmunotherapyimmune microenvironment
spellingShingle Keyao Chen
Jingjing Wang
Meng Yang
Shaoqiong Deng
Li Sun
Immunotherapy in Recurrent Ovarian Cancer
Biomedicines
recurrent ovarian cancer
immunotherapy
immune microenvironment
title Immunotherapy in Recurrent Ovarian Cancer
title_full Immunotherapy in Recurrent Ovarian Cancer
title_fullStr Immunotherapy in Recurrent Ovarian Cancer
title_full_unstemmed Immunotherapy in Recurrent Ovarian Cancer
title_short Immunotherapy in Recurrent Ovarian Cancer
title_sort immunotherapy in recurrent ovarian cancer
topic recurrent ovarian cancer
immunotherapy
immune microenvironment
url https://www.mdpi.com/2227-9059/13/1/168
work_keys_str_mv AT keyaochen immunotherapyinrecurrentovariancancer
AT jingjingwang immunotherapyinrecurrentovariancancer
AT mengyang immunotherapyinrecurrentovariancancer
AT shaoqiongdeng immunotherapyinrecurrentovariancancer
AT lisun immunotherapyinrecurrentovariancancer