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Updated: Feb 9, 2026

A Protocol for Rapid Post-mortem Cell Culture of Diffuse Intrinsic Pontine Glioma DIPG
Published on: March 7, 2017
CDK4/6 and PDGFRA Signaling as Therapeutic Targets in Diffuse Intrinsic Pontine Glioma
Christine Hoeman1, Chen Shen1, Oren J Becher1,2
1Department of Pediatrics, Northwestern University, Chicago, IL, United States.
Abstract:
Diffuse intrinsic pontine gliomas (DIPGs) are incurable childhood brain tumors, whereby the standard of care is focal radiation, a treatment that provides temporary relief for most patients. Surprisingly, decades of clinical trials have failed to identify additional therapies that can prolong survival in this disease. In this conference manuscript, we discuss how genetic engineered mouse modeling techniques with the use of a retroviral gene delivery system can help dissect the complex pathophysiology of this disease. With this approach, autochthonous murine DIPG models can be readily induced to (1) help interrogate the function of novel genetic alterations in tumorigenesis, (2) identify candidate cells of origin for this disease, (3) address how region-specific differences in the central nervous system influence the process of gliomagenesis, and (4) evaluate novel therapeutics in an immunocompetent model.
Insights
Genetic engineered mouse models offer new insights into diffuse intrinsic pontine gliomas (DIPGs), an incurable childhood brain tumor. This approach aids in understanding DIPG development and evaluating new treatments.
Area of Science:
- Pediatric Oncology
- Neuro-oncology
- Cancer Biology
Background:
- Diffuse intrinsic pontine gliomas (DIPGs) are aggressive pediatric brain tumors with limited treatment options.
- Standard care, focal radiation, offers only temporary palliation, and clinical trials have yielded few survival-extending therapies.
Purpose of the Study:
- To explore the utility of genetic engineered mouse modeling for dissecting DIPG pathophysiology.
- To investigate novel genetic alterations, cell of origin, and regional influences in gliomagenesis.
- To evaluate novel therapeutic strategies in a relevant preclinical model.
Main Methods:
- Utilized retroviral gene delivery systems to create autochthonous murine DIPG models.
- Employed genetic engineering to induce tumor formation in specific mouse models.
Main Results:
- Demonstrated the feasibility of generating genetically engineered mouse models for DIPG research.
- Established a platform for interrogating genetic drivers and cell origins of DIPG.
- Enabled the evaluation of therapeutic interventions in an immunocompetent setting.
Conclusions:
- Genetic engineered mouse models are crucial tools for understanding DIPG pathogenesis.
- This approach facilitates the identification of therapeutic targets and the preclinical testing of novel treatments for DIPG.
- Further research using these models holds promise for improving outcomes in pediatric brain tumors.
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