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Updated: Aug 8, 2026

Testing Targeted Therapies in Cancer using Structural DNA Alteration Analysis and Patient-Derived Xenografts
Published on: July 25, 2020
[Effect of exogenous DNA on the growth of transplantable tumors]
Abstract:
Using transplantable Ehrlich ascites tumor, hepatoma HA-1 and Lewis carcinoma it was shown, that preparations of fragmented genomic DNA can more or less effectively inhibit such tumors as well as the growth of their metastases. Such effects were produced by DNA preparations derived from tissues of mice, both syngeneic or allogeneic to tumor-bearer, as well as from human tissues.
Insights
Fragmented genomic DNA from various sources effectively inhibited tumor growth and metastasis in mouse models. These findings suggest DNA preparations can be a potential therapeutic agent against various cancers.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Context:
- Utilized transplantable tumor models including Ehrlich ascites tumor, hepatoma HA-1, and Lewis carcinoma.
- Investigated the anti-tumorigenic properties of fragmented genomic DNA.
Purpose:
- To determine the efficacy of fragmented genomic DNA in inhibiting tumor growth and metastasis.
- To explore the potential of DNA preparations as a therapeutic strategy against cancer.
Summary:
- Fragmented genomic DNA demonstrated significant inhibitory effects on tumor progression and metastasis in experimental models.
- The anti-tumorigenic effects were observed with DNA derived from both syngeneic and allogeneic mouse tissues, as well as human tissues.
Impact:
- Highlights the potential of fragmented genomic DNA as a novel therapeutic agent in cancer treatment.
- Suggests a broad applicability of DNA-based therapies across different tumor types and origins.

