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Updated: Aug 15, 2026

Therapy Testing in a Spheroid-based 3D Cell Culture Model for Head and Neck Squamous Cell Carcinoma
Published on: April 20, 2018
Current status of gene therapy for lung cancer and head and neck cancer
Chulso Moon1, Yun Oh, Jack A Roth
1Department of Otolaryngology and Oncology, The Johns Hopkins School of Medicine and The Sidney Kimmel Cancer Center, Baltimore, Maryland 21205, USA. cmoon5@jhmi.edu
Abstract:
Targeting the specific genetic lesions responsible for carcinogenesis and cancer progression is an attractive strategy for developing more effective anticancer therapeutics and reducing treatment-related toxicity. The restoration of defective tumor suppressor gene pathways by replacement of tumor suppressor genes in cancer cells has been studied in lung cancer and head and neck cancer (HNC). The most extensively studied agent is the wild-type p53 tumor suppressor gene delivered by an adenoviral vector. Clinical trials to date in non-small cell lung cancer and HNC have consistently shown evidence of gene transduction and expression, mediation of apoptosis, and clinical responses including pathological complete responses. It is also clear, however, that this approach can be improved further. Promising avenues for investigation include improved gene delivery systems, induction of bystander effects, design of immunogene and antiangiogenesis gene therapies, and adjuvant use of gene therapy with conventional chemotherapy, radiation therapy, and surgery. These strategies, however, will need further refinement to succeed clinically. This review examines several important issues in cancer gene therapy in general and the most recent achievements in gene therapy for HNC and non-small cell lung cancer.
Insights
Cancer gene therapy, particularly using wild-type p53, shows promise in lung and head and neck cancers. Further research into delivery systems and combination therapies is needed for improved clinical success.
Area of Science:
- Oncology
- Molecular Biology
- Gene Therapy
Background:
- Targeting cancer's genetic basis offers effective therapeutics with reduced toxicity.
- Gene replacement strategies for tumor suppressor pathways are explored in lung and head and neck cancers (HNC).
Purpose of the Study:
- To review general cancer gene therapy principles.
- To examine recent advancements in gene therapy for HNC and non-small cell lung cancer.
Main Methods:
- Focus on wild-type p53 tumor suppressor gene delivery via adenoviral vectors.
- Review of clinical trial data for gene transduction, expression, apoptosis, and clinical responses.
Main Results:
- Clinical trials demonstrate successful gene transduction and expression in non-small cell lung cancer and HNC.
- Evidence of apoptosis mediation and clinical responses, including pathological complete responses, has been observed.
Conclusions:
- Current gene therapy approaches, like p53 replacement, show efficacy but require further optimization.
- Future directions include enhanced delivery systems, bystander effects, immunogene/antiangiogenesis therapies, and combination treatments.
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