Implications of MDSCs-targeting in lung cancer chemo-immunotherapeutics
Dickson Adah1, Muzammal Hussain2, Limei Qin3
1State Key Laboratory of Respiratory Disease, Center for Infection and Immunity, Guangzhou Institutes of Biomedicine and Heath, Chinese Academy of Sciences, 190 Kaiyuan Avenue, Science Park, Guangzhou 510530, PR China; University of Chinese, Academy of Sciences, No. 19 Yuquan Road, Beijing 100049, PR China.
Abstract:
Despite advances in chemotherapy and immunotherapy, advanced lung cancer remains an incurable disease. Novel trends in anticancer therapeutics focus on harnessing the therapeutically-targeted tumor-related immune suppression. In this respect, myeloid-derived suppressor cells (MDSCs) have captured considerable attention in the last few years, as they are vividly implicated in tumor immune escape mechanisms. In this review, we specifically discuss the multifaceted roles of MDSCs in lung tumor microenvironment, encompassing lung tumor growth and progression via suppression of anti-tumor immunity, association with worse prognosis, and hampering the efficacy of lung cancer chemotherapy and immunotherapy. In addition, we also discuss that therapeutic manipulation of MDSCs-targeting, either alone or in combination with chemo- and/or immune-therapeutic regimens, may not only have tumor growth inhibition, anti-angiogenesis and anti-metastasis effects, but may also have the potential to enhance the efficacy of lung cancer chemotherapy and immunotherapy.
Insights
Myeloid-derived suppressor cells (MDSCs) drive lung cancer progression and treatment resistance. Targeting MDSCs offers a promising strategy to enhance lung cancer therapies and improve patient outcomes.
Area of Science:
- Oncology
- Immunology
- Cancer Research
Background:
- Advanced lung cancer remains largely incurable despite current treatments.
- Tumor-related immune suppression is a key challenge in cancer therapy.
- Myeloid-derived suppressor cells (MDSCs) play a critical role in tumor immune evasion.
Purpose of the Study:
- To review the multifaceted roles of MDSCs in the lung tumor microenvironment.
- To discuss how MDSCs contribute to lung cancer growth, progression, and treatment resistance.
- To explore the therapeutic potential of targeting MDSCs in lung cancer.
Main Methods:
- Literature review focusing on myeloid-derived suppressor cells in lung cancer.
- Analysis of MDSC functions in tumor immune suppression.
- Evaluation of therapeutic strategies targeting MDSCs.
Main Results:
- MDSCs promote lung tumor growth and progression by suppressing anti-tumor immunity.
- MDSC presence is associated with poorer prognosis in lung cancer patients.
- MDSCs negatively impact the efficacy of chemotherapy and immunotherapy for lung cancer.
Conclusions:
- Therapeutic targeting of MDSCs can inhibit tumor growth, angiogenesis, and metastasis.
- Manipulating MDSCs, alone or in combination therapies, may enhance the effectiveness of lung cancer treatments.
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