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Published on: October 5, 2020
ErbB family targeting
Jennifer D Black1, Michael G Brattain, Smitha A Krishnamurthi
1Department of Pharmacology & Therapeutics, Roswell Park Cancer Institute, Elm and Carlton Streets, Buffalo, NY 14263, USA.
Abstract:
Drugs for specific molecular targets have generated a great deal of excitement for their potential in cancer treatment, particularly with respect to our molecular understanding of cancer in recent years. The clinical utility of antibodies and small molecule kinase inhibitors has been demonstrated. The ErbB family of receptors is at the forefront of targets that are the subject of clinical trials. However, the activities of epidermal growth factor receptor antagonists have not been impressive as single agents. One of the lessons learned with this class of targets is that we currently do not know how to optimally apply them to the treatment of cancer. This review will discuss the issues contributing to this situation and the approaches that are currently being launched to resolve these issues.
Insights
Targeted cancer therapies show promise, but epidermal growth factor receptor antagonists are not effective alone. This review explores challenges and solutions for optimizing their use in cancer treatment.
Area of Science:
- Oncology
- Molecular Biology
- Pharmacology
Background:
- Recent advances in molecular understanding of cancer have spurred development of targeted therapies.
- Antibodies and small molecule kinase inhibitors have demonstrated clinical utility in cancer treatment.
- The ErbB receptor family is a key focus for targeted cancer therapies currently in clinical trials.
Purpose of the Study:
- To discuss the challenges in optimizing the clinical application of epidermal growth factor receptor antagonists.
- To review current approaches aimed at resolving these challenges in cancer therapy.
Main Methods:
- Literature review of targeted cancer therapies.
- Analysis of clinical trial data for ErbB-targeted agents.
- Discussion of strategies for improving efficacy of molecularly targeted drugs.
Main Results:
- Epidermal growth factor receptor antagonists have shown limited efficacy as single agents.
- Optimal application strategies for these targeted therapies remain undetermined.
- Significant challenges exist in translating molecular insights into effective cancer treatments.
Conclusions:
- Further research is needed to determine optimal treatment strategies for epidermal growth factor receptor antagonists.
- Improved understanding of resistance mechanisms and combination therapies is crucial.
- Addressing the limitations of current targeted therapies is essential for advancing cancer care.
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