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Updated: Aug 30, 2025

Intramucosal Inoculation of Squamous Cell Carcinoma Cells in Mice for Tumor Immune Profiling and Treatment Response Assessment
Published on: April 22, 2019
Immunotherapy in head and neck squamous cell carcinoma and rare head and neck malignancies
Stefano Cavalieri1,2, Daria Maria Filippini1, Arianna Ottini1
1Head and Neck Cancer Medical Department, Fondazione IRCCS Istituto Nazionale dei Tumori di Milano, via Venezian 1, 20133 Milan, Italy.
Abstract:
The dismal prognosis of recurrent/metastatic (R/M) head and neck squamous cell carcinoma (HNSCC) prompted recent advances in the field of therapeutic approaches beyond cytotoxic cancer therapy. In recent years, the deeper and increasing knowledge on the genomic landscape and the upcoming new data on immunotherapy enacted by HNSCCs have led to successful therapeutic targeting of the immune system. Immune checkpoint inhibitors (ICIs) have changed state of the art in R/M patients and could have a potential role even in early disease. The purpose of this work is to summarize the role of immunotherapy for R/M HNSCC in clinical practice, with insights about future perspectives. Updated immunotherapy results in other R/M head and neck cancers such as thyroid, salivary glands, nasopharynx, sinonasal cancers, and nuclear protein in testis (NUT) are presented.
Insights
Immunotherapy, including immune checkpoint inhibitors (ICIs), offers new hope for recurrent/metastatic head and neck squamous cell carcinoma (HNSCC). This review summarizes current immunotherapy applications and future directions for HNSCC treatment.
Area of Science:
- Oncology
- Immunology
Background:
- Recurrent/metastatic head and neck squamous cell carcinoma (HNSCC) has a poor prognosis.
- Advances in understanding HNSCC genomics and immune responses have enabled novel therapeutic strategies.
- Cytotoxic chemotherapy has limitations, driving the need for alternative treatments.
Purpose of the Study:
- To review the current role of immunotherapy in managing R/M HNSCC.
- To discuss future perspectives for immunotherapy in HNSCC.
- To present updated immunotherapy data for other R/M head and neck cancers.
Main Methods:
- Literature review of clinical practice and research data.
- Analysis of immunotherapy outcomes in R/M HNSCC.
- Inclusion of data from related head and neck malignancies.
Main Results:
- Immune checkpoint inhibitors (ICIs) have significantly improved outcomes for R/M HNSCC patients.
- ICIs represent a paradigm shift from traditional cytotoxic therapies.
- Immunotherapy shows promise for early-stage HNSCC as well.
Conclusions:
- Immunotherapy, particularly ICIs, is a vital treatment modality for R/M HNSCC.
- Further research is needed to optimize immunotherapy strategies and explore its potential in earlier disease stages.
- Expanding immunotherapy applications to other head and neck cancers is an active area of investigation.
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