Specific binding of TES-23 antibody to tumour vascular endothelium in mice, rats and human cancer tissue: a novel drug carrier for cancer targeting therapy
1999

New Antibody for Targeting Cancer

Sample size: 12 publication Evidence: moderate

Author Information

Author(s): Tsunoda S, Ohizumi I, Matsui J, Koizumi K, Wakai Y, Makimoto H, Tsutsumi Y, Utoguchi N, Taniguchi K, Saito H, Harada N, Ohsugi Y, Mayumi T

Primary Institution: Department of Biopharmaceutics, School of Pharmaceutical Sciences, Osaka University

Hypothesis

Can the TES-23 antibody specifically target tumor vascular endothelium in various cancer types?

Conclusion

The TES-23 antibody shows high specificity for tumor vascular endothelium and can effectively deliver drugs to various types of cancer.

Supporting Evidence

  • TES-23 accumulated significantly in tumor tissues compared to normal tissues.
  • The antibody's binding was confirmed through immunostaining of human cancer tissue.
  • The immunoconjugate showed marked regression of tumors in animal models.

Takeaway

Scientists found a special antibody that can find and attack cancer cells, helping to deliver medicine right where it's needed.

Methodology

The study assessed the tissue distribution of the TES-23 antibody in tumor-bearing animals and tested its efficacy as a drug carrier.

Participant Demographics

The study involved various tumor-bearing animals including mice and rats.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6690823

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