Resistant to Targeted Therapy - Aim for Metabolic Liabilities
André Lima Queiroz1, Helin Vakifahmetoglu-Norberg1, Erik Norberg1
1Department of Physiology and Pharmacology, Karolinska Institutet, Nanna Svartz väg 2, SE-171 77, Stockholm, Sweden.
Theranostics
|March 24, 2018
Summary
Lung tumors resistant to EGFR-inhibitor Erlotinib reprogram metabolism. Targeting Phosphoglycerate Dehydrogenase (PHGDH) eliminates these resistant tumors.
Area of Science:
- Oncology
- Molecular Biology
- Metabolic Pathways
Background:
- Targeted therapies offer promise but face challenges with acquired resistance.
- Epidermal Growth Factor Receptor (EGFR) inhibitors like Erlotinib are used for lung cancer treatment.
- Tumor resistance mechanisms often involve metabolic reprogramming.
Discussion:
- This study investigates metabolic adaptations in Erlotinib-resistant lung tumors.
- Focuses on the role of Phosphoglycerate Dehydrogenase (PHGDH) in tumor survival.
- Explores PHGDH as a potential therapeutic target for overcoming resistance.
Key Insights:
- Erlotinib-resistant lung tumors exhibit altered metabolic dependencies.
- Phosphoglycerate Dehydrogenase (PHGDH) is crucial for the pro-survival of resistant cells.
- Targeting PHGDH can effectively eliminate Erlotinib-resistant lung tumors.
Outlook:
- PHGDH inhibition represents a promising strategy to overcome Erlotinib resistance in lung cancer.
- Further research into metabolic vulnerabilities can guide the development of next-generation therapies.
- Combination therapies targeting both EGFR and metabolic pathways may improve patient outcomes.
Keywords:
EGFRLung AdenocarcinomasLung CancerNon-small Cell Lung CarcinomasPHGDHSerineTumor MetabolismMore Related Videos
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