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FAM3D regulation of head and neck squamous cell carcinoma behaviour through the EMT pathway
Zheng Zhou1,2,3,4,5, Xiaotian Hu1,3,4, Chengpu Zhao5
1Center of Otolaryngology-Head and Neck Surgery, Zhejiang Provincial People's Hospital, People's Hospital of Hangzhou Medical College, Hangzhou, China.
Objectives:
Head and neck squamous cell carcinoma present challenges in effective treatment, with 50%-60% of cases exhibiting recurrence or metastasis, often resistant to surgery alone. Immunotherapy, a promising approach, does not guarantee benefits for all patients. Thus, the imperative lies in identifying reliable biomarkers for predicting immunotherapy efficacy. FAM3D, a protein-coding gene known for its potent chemotactic activity in human peripheral blood monocytes and neutrophils, plays a crucial role in regulating tumour immune responses and holds promise as an immune biomarker.
Materials And Methods:
We employed comprehensive database analysis to scrutinise FAM3D, evaluating its gene expression, mutation profiles and prognostic implications in head and neck squamous cell carcinoma, along with its associations with clinical characteristics and immune cell infiltration. Complementary functional experiments were conducted to delve into the potential mechanisms governed by FAM3D.
Results:
Our findings establish a significant correlation between low FAM3D expression and the invasiveness and metastatic potential of head and neck squamous cell carcinoma. FAM3D likely exerts its influence through the regulation of epithelial-mesenchymal transition.
Conclusions:
FAM3D emerges as a valuable biomarker for predicting the responsiveness of patients with head and neck squamous cell carcinoma to immunotherapy, holding substantial clinical diagnostic and therapeutic relevance.
Insights
Low FAM3D gene expression correlates with increased invasiveness in head and neck squamous cell carcinoma. FAM3D shows promise as a biomarker for predicting immunotherapy response in these patients.
Area of Science:
- Oncology
- Immunology
- Molecular Biology
Background:
- Head and neck squamous cell carcinoma (HNSCC) often recurs or metastasizes, challenging treatment efficacy.
- Immunotherapy offers promise for HNSCC, but patient response varies, necessitating predictive biomarkers.
- FAM3D, a gene regulating immune responses, is investigated for its role in HNSCC and immunotherapy.
Purpose of the Study:
- To evaluate FAM3D's role in HNSCC progression and its potential as an immune biomarker.
- To assess the correlation between FAM3D expression and clinical characteristics, immune cell infiltration, and patient prognosis.
- To explore FAM3D's functional mechanisms in HNSCC, including epithelial-mesenchymal transition.
Main Methods:
- Comprehensive database analysis of FAM3D gene expression, mutation profiles, and prognostic implications in HNSCC.
- Assessment of FAM3D's association with clinical features and immune cell infiltration.
- Functional experiments to elucidate FAM3D's underlying mechanisms.
Main Results:
- Low FAM3D expression is significantly associated with increased invasiveness and metastatic potential in HNSCC.
- FAM3D's mechanism of action appears linked to the regulation of epithelial-mesenchymal transition.
- FAM3D expression levels correlate with immune cell infiltration and patient outcomes.
Conclusions:
- FAM3D is a potential biomarker for predicting immunotherapy responsiveness in HNSCC patients.
- FAM3D holds significant clinical relevance for diagnosis and therapeutic strategies in HNSCC.
- Targeting FAM3D pathways may offer novel therapeutic avenues for HNSCC treatment.
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