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Implantation and Monitoring by PET/CT of an Orthotopic Model of Human Pleural Mesothelioma in Athymic Mice
Published on: December 21, 2019
The resistance related to targeted therapy in malignant pleural mesothelioma: Why has not the target been hit yet?
Giuseppe Bronte1, Lorena Incorvaia1, Sergio Rizzo1
1Section of Medical Oncology, Department of Surgical, Oncological and Oral Sciences, University of Palermo, Palermo, Italy.
Abstract:
Malignant pleural mesothelioma (MPM) is an aggressive tumor of the pleura with a poor prognosis. The most active first-line regimens are platinum compounds and pemetrexed. There is no standard second-line treatment in MPM. Advances in the understanding of tumor molecular biology have led to the development of several targeted treatments, which have been evaluated in clinical trials. Unfortunately none of the explored targeted treatments can currently be recommended as routine treatment in MPM. We reviewed the biological pathways involved in MPM, the clinical trials about targeted therapy, and possible related mechanisms of resistance. We suggest that specific genetic markers are needed as targets of selective therapy. By this way the selection of patients based on the molecular profile may facilitate a therapeutic strategy that allows the use of the most appropriate drug for each patient.
Insights
Malignant pleural mesothelioma (MPM) lacks standard second-line treatments. Targeted therapies show promise, but patient selection based on genetic markers is crucial for effective treatment strategies.
Area of Science:
- Oncology
- Thoracic Surgery
- Molecular Biology
Background:
- Malignant pleural mesothelioma (MPM) is an aggressive cancer with a poor prognosis.
- Current first-line treatments include platinum compounds and pemetrexed, but no standard second-line options exist.
- Understanding MPM's molecular biology is key to developing new therapies.
Purpose of the Study:
- To review biological pathways in MPM.
- To analyze clinical trials of targeted therapies for MPM.
- To explore resistance mechanisms and identify potential therapeutic targets.
Main Methods:
- Literature review of MPM biological pathways.
- Analysis of clinical trial data for targeted MPM treatments.
- Investigation of resistance mechanisms to targeted therapies.
Main Results:
- Several targeted treatments have been investigated in clinical trials for MPM.
- No targeted treatments are currently recommended for routine use in MPM.
- Specific genetic markers are needed for patient selection in targeted therapy.
Conclusions:
- Targeted therapy holds potential for MPM, but requires further refinement.
- Identifying predictive biomarkers is essential for personalized MPM treatment strategies.
- Molecular profiling can guide the selection of the most effective drug for individual MPM patients.
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