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Updated: Jun 23, 2026

A 3D Organotypic Melanoma Spheroid Skin Model
Published on: May 18, 2018
Molecular-targeted therapy in malignant melanoma
Ryan J Sullivan1, Michael B Atkins
1Beth Israel Deaconess Medical Center, Harvard Medical School, Division of Hematology/Oncology, Boston, MA, USA.
Abstract:
Malignant melanoma is a deadly disease in which standard treatment options have remained remarkably static over the past 30 years. Recent discoveries have expanded the understanding of the molecular processes critical to melanomagenesis. During this same time period, therapeutic agents have been developed that target these processes, leading to an explosion of preclinical research. Several agents that have shown promise in the preclinical setting have now entered clinical trials. To date, the success of these molecularly targeted approaches as single agents has been limited. Although more encouraging results have been seen when these agents have been used in combination with cytotoxic therapy, the specific contribution of the targeted agents to the observed anti-tumor effects remains to be established in randomized controlled Phase III trials. This article presents a review of the limitations of current therapy, a description of key pathogenic mechanisms for which inhibitors exist and a summary of therapeutic trials of molecularly targeted agents in this disease.
Insights
Targeted therapies show promise for malignant melanoma, but their effectiveness as single agents is limited. Combination therapies are more encouraging, pending further Phase III trial validation.
Area of Science:
- Oncology
- Dermatology
- Molecular Biology
Background:
- Malignant melanoma treatment has seen limited advancement over 30 years.
- Recent research has elucidated key molecular pathways in melanomagenesis.
- Novel therapeutic agents targeting these pathways have been developed.
Purpose of the Study:
- To review current limitations in malignant melanoma therapy.
- To describe key pathogenic mechanisms and existing inhibitors.
- To summarize clinical trials of molecularly targeted agents.
Main Methods:
- Review of preclinical and clinical research on molecularly targeted agents for melanoma.
- Analysis of pathogenic mechanisms in melanomagenesis.
- Summary of ongoing and completed therapeutic trials.
Main Results:
- Molecularly targeted agents show limited success as single agents in clinical trials.
- Combination therapy with targeted agents and cytotoxic drugs shows encouraging results.
- Further Phase III trials are needed to confirm the efficacy of targeted agents.
Conclusions:
- Targeted therapies represent a new frontier in malignant melanoma treatment.
- Combination strategies may enhance anti-tumor effects.
- Randomized controlled trials are crucial for validating targeted agent contributions.
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