Breakthrough in Cancer Gene Therapy: Researchers Develop All-in-one Nanoplatform for Imaging, Detection, and Therapy

Strategic Insights -

Researchers at the China University of Petroleum (East China) have made a significant breakthrough in cancer gene therapy with the development of an all-in-one nanoplatform for imaging, detection, and therapy. This innovative nanoplatform, which integrates imaging, detection, and treatment capabilities, has shown promising results in targeting and treating cancer cells. The research, led by Zhiqing Zhang, has been published in the journal Microchimica Acta and has been peer-reviewed.

Key Takeaways:

  • The researchers developed a nano-theranostic system that integrates imaging, detection, and treatment capabilities using manganese dioxide (MnO2) nanosheets and DNA assembly self-assembled by rolling circle amplification (RCA) product and four oligonucleotides.
  • The system contains an aptamer module for specific targeting, a metal ion-activated intracellular imaging module, and a DNAzyme module for gene therapy (GT).
  • The nanoplatform can reduce to Mn2+ in the presence of high intracellular glutathione (GSH), triggering Fenton-like reactions for chemodynamic therapy (CDT) and serving as a metal cofactor to activate the DNAzyme.
  • The system can detect MCF-7 cells with a detection limit of 341 cells/mL and can perform gene-chemodynamic combination therapy.
  • This research has been funded by the Natural Science Foundation of Shandong Province, Fundamental Research Funds for the Central Universities, and Graduate Education Reform Project.

Statistics:

  • The detection limit of the system is 341 cells/mL.
  • The system can perform gene-chemodynamic combination therapy.
  • The research has been funded by three organizations: the Natural Science Foundation of Shandong Province, Fundamental Research Funds for the Central Universities, and Graduate Education Reform Project.

Sources:

  • Zhang, Z., Zhang, R., Zhang, G., Zhuang, J., Huo, X., Ning, G., Weng, T., Wang, X., Zhou, T., and Wang, F. (2025). An All-in-one Mno2-DNA Assembly Nanoplatform for Imaging, Detection, and Gene-Chemodynamic Combination Therapy of Mcf-7 Cells. Microchimica Acta, 192(6).
  • China University of Petroleum (East China). (2025). Findings in the Area of Cancer Gene Therapy Reported from China University of Petroleum (East China) (An All-in-one Mno2-DNA Assembly Nanoplatform for Imaging, Detection, and Gene-Chemodynamic Combination Therapy of Mcf-7 Cells). Cancer Weekly. June 24, 2025; p 18.