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Updated: Jul 15, 2026

Utilizing Functional Genomics Screening to Identify Potentially Novel Drug Targets in Cancer Cell Spheroid Cultures
Published on: December 26, 2016
Multifaceted targeting in cancer: the recent cell death players meet the usual oncogene suspects
Konstantinos Drosopoulos1, Alexander Pintzas
1Laboratory of Signal Mediated Gene Expression, Institute of Biological Research and Biotechnology, National Hellenic Research Foundation, Athens, Greece.
Abstract:
Recent complicated advances towards the blueprinting of the altered molecular networks that lie behind cancer development have paved the way for targeted therapy in cancer. This directed a significant part of the research community to the development of specialized targeted agents, many of which are already available or in clinical trials. The prospect of patient-tailored therapeutic strategies, although very close to becoming a reality also raises the level of complexity of the therapeutic approach. This review summarizes the functions, in vivo expression patterns and aberrations of factors presently targeted or representing potential targets by therapeutic agents, focusing on those implicated in death receptor-induced apoptosis. The authors overview the regulation of these factors and death receptor-induced apoptosis by classical oncogenes (e.g., RAS, MYC, HER2) and their effectors/regulators, most of which are also being targeted. In addition, the importance of orthologic systemic approaches in future patient-tailored therapies are discussed.
Insights
Targeted cancer therapy is advancing, focusing on molecular networks and apoptosis pathways. This review explores targeted agents, their regulation by oncogenes, and future patient-tailored strategies for complex cancer treatment.
Area of Science:
- Molecular Oncology
- Cancer Therapeutics
- Apoptosis Signaling
Background:
- Advances in understanding cancer molecular networks enable targeted therapy development.
- Targeted agents are crucial for personalized cancer treatment strategies.
- Complexity in therapeutic approaches necessitates a comprehensive review.
Purpose of the Study:
- To review functions, expression, and aberrations of targeted factors in cancer.
- To focus on factors involved in death receptor-induced apoptosis.
- To discuss regulation by oncogenes and future therapeutic strategies.
Main Methods:
- Literature review of targeted agents and apoptosis-related factors.
- Analysis of in vivo expression patterns and molecular aberrations.
- Examination of oncogene regulation of targeted pathways.
Main Results:
- Identified key factors in molecular networks driving cancer development.
- Detailed functions and aberrations of current and potential therapeutic targets.
- Highlighted regulation of apoptosis by classical oncogenes (RAS, MYC, HER2).
Conclusions:
- Targeted therapy holds promise for patient-tailored cancer treatment.
- Understanding apoptosis regulation is key to developing effective agents.
- Orthologic systemic approaches are vital for future personalized therapies.
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