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Ovarian Cancer Patient-Derived Organoid Models for Pre-Clinical Drug Testing
Published on: September 15, 2023
Patient-derived organoids in non-small cell lung cancer: advances in drug sensitivity testing
1Department of Health Medicine, Chongqing Youth Vocational and Technical College, Chongqing, China.
Abstract:
Patient-derived organoids (PDOs) have emerged as transformative preclinical models in non-small cell lung cancer (NSCLC), offering high-fidelity recapitulation of tumor heterogeneity and drug responses. Compared to traditional cell lines and xenografts, PDOs preserve the genetic, phenotypic, and functional features of parental tumors, enabling precise drug sensitivity testing for chemotherapy, targeted therapy, and immunotherapy, particularly through optimized culture protocols, genetic engineering techniques, and cryopreservation methods, have significantly enhanced their scalability and clinical relevance. PDOs have proven instrumental in elucidating key resistance mechanisms such as EGFR-TKI resistance mediated through DCLK1-dependent Wnt signaling activation, while simultaneously identifying novel therapeutic synergies for clinical translatio. However, challenges remain in modeling the tumor immune microenvironment and standardizing clinical translation. This review systematically outlines the advancements and challenges in establishing NSCLC PDOs, highlights the potential of PDOs to guide personalized NSCLC therapy while addressing current limitations to bridge the gap between research and clinical application.
Insights
Patient-derived organoids (PDOs) are advanced preclinical models for non-small cell lung cancer (NSCLC). These models accurately reflect tumor traits, aiding personalized drug sensitivity testing and resistance mechanism discovery.
Area of Science:
- Oncology
- Translational Medicine
- Biotechnology
Background:
- Patient-derived organoids (PDOs) offer superior recapitulation of non-small cell lung cancer (NSCLC) heterogeneity compared to traditional models.
- PDOs preserve crucial genetic, phenotypic, and functional characteristics of primary tumors.
Purpose of the Study:
- To review advancements and challenges in establishing NSCLC PDOs.
- To highlight the potential of PDOs in guiding personalized NSCLC therapy.
- To address limitations hindering clinical translation.
Main Methods:
- Review of optimized culture protocols, genetic engineering, and cryopreservation techniques for PDOs.
- Analysis of PDO utility in drug sensitivity testing (chemotherapy, targeted therapy, immunotherapy).
- Investigation of PDO applications in elucidating drug resistance mechanisms.
Main Results:
- PDOs enable precise drug sensitivity testing and reveal resistance mechanisms like EGFR-TKI resistance.
- Optimized methods have enhanced PDO scalability and clinical relevance.
- PDOs have identified novel therapeutic synergies for clinical translation.
Conclusions:
- NSCLC PDOs represent a powerful tool for personalized medicine, improving drug development and treatment strategies.
- Further standardization and immune microenvironment modeling are needed for full clinical integration.
- PDOs hold significant promise for bridging the gap between preclinical research and clinical application in NSCLC.
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