cancer: the new weapons of immunotherapy

Cancer: the new weapons of immunotherapy

May 4, 2025

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By Pierre Kaldy THE Reading 8 min. Subscribers

This technique involves reactivating the immune system's ability to recognize and eliminate tumors. Since 2015, the use of new antibodies has expanded to many different cancers, with promising results.

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Lung tumor and metastasis

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A significant decrease the size of a lung tumor and metastasis (in pink) is visible on imaging after 21 weeks of treatment with the antibody pembrolizumab.

KYOJI TSURUMIET AL.

This article is taken from the monthly Sciences et Avenir n°938, dated April 2025.

In 2015, former US President and Nobel Peace Prize winner Jimmy Carter's surprising recovery from advanced melanoma revealed the existence of a new weapon against previously incurable cancers. Three months after injections of a new antibody, pembrolizumab, the metastases of this skin cancer that had spread to his brain had disappeared. The former president, cured, was even able to stop all his treatments. While his doctors gave him only a few months to live—chemotherapy and radiotherapy were ineffective against the disease at that stage—the former president ultimately died at the age of 100 at the end of 2024!

Immunotherapy Immune system Tumor Antibody

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