CRISPR/Cas9 in cancer therapy: clinical translation, mechanistic strategies, and therapeutic directions - Report - MDSpire

CRISPR/Cas9 in cancer therapy: clinical translation, mechanistic strategies, and therapeutic directions

  • By

  • Chu Xin Ng

  • Sakina Mustafa

  • Xin Yi Yap

  • Sau Har Lee

  • July 17, 2026

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Clinical Report: Utilizing CRISPR/Cas9 for Cancer Treatment

Overview

CRISPR/Cas9 genome editing has emerged as a transformative tool in cancer therapy, enabling precise manipulation of genetic modifications. Current applications focus on immune cell engineering, direct targeting of oncogenic mutations, and modulation of tumor-supportive pathways.

Background

Cancer remains a significant global health challenge, characterized by high incidence and mortality rates. Conventional therapies often lack specificity and can lead to systemic toxicity, highlighting the need for precision-based approaches. CRISPR/Cas9 offers a novel strategy to directly target genetic alterations driving tumorigenesis.

Data Highlights

Analysis of clinical trials indicates safety profiles and early signs of clinical activity for CRISPR-based interventions, particularly in engineered immune-cell therapies.

Key Findings

  • CRISPR/Cas9 enables targeted genomic modifications through the action of Cas9 endonuclease and guide RNA.
  • Current applications in oncology include immune cell engineering, targeting oncogenic mutations, and modulating tumor-supportive pathways.
  • CRISPR-edited CAR-T cell products targeting CD19 and BCMA have shown objective responses in relapsed or refractory hematological malignancies.
  • Challenges in translating CRISPR technology to solid tumors include delivery efficiency and tumor microenvironment issues.
  • Technological advancements like multiplex genome editing and base editing enhance the precision of CRISPR interventions.

Clinical Implications

Ongoing research and clinical trials will be crucial in addressing the challenges of delivery and off-target effects.

Conclusion

Future success of CRISPR/Cas9 in cancer therapy depends on balancing precision, safety, and scalability.

Related Resources & Content

  1. Basic Research in Cardiology, Springer, 2020 -- Position Statement from DGK and DZHK on Genome Editing: Applications in Basic Science and Future Outlook
  2. The Medicine Maker, 2026 -- CRISPR Enables In Vivo CAR T Cell Production
  3. The ASCO Post, 2025 -- CRISPR-Cas9-Edited TILs: Targeting Intracellular Immune Checkpoint CISH in Metastatic Colorectal Cancer
  4. Nature Medicine, 2026 -- CRISPR−Cas9 CD33-deleted allogeneic hematopoietic cell transplantation with gemtuzumab ozogamicin maintenance in AML: a phase 1/2 trial
  5. FDA -- Safety Assessment of Genome Editing in Human Gene Therapy Products Using Next-Generation Sequencing
  6. The ASCO Post — Deciphering the Genetic Variability of Cancer to Advance Precision Oncology Care
  7. Safety Assessment of Genome Editing in Human Gene Therapy Products Using Next-Generation Sequencing | FDA
  8. CRISPR−Cas9 CD33-deleted allogeneic hematopoietic cell transplantation with gemtuzumab ozogamicin maintenance in AML: a phase 1/2 trial | Nature Medicine
  9. CRISPR in clinical oncology: translational advances from molecular diagnostics to therapeutics | Nature Reviews Clinical Oncology

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