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Updated: Jun 5, 2026

Analyzing Tumor and Tissue Distribution of Target Antigen Specific Therapeutic Antibody
Published on: May 16, 2020
Modulation of tumor immunity by therapeutic monoclonal antibodies
1INSERM U.872/Cordeliers Research Center, 15, rue de l'Ecole de Medecine, Paris 75006, France. riadabes@hotmail.com
Abstract:
The surveillance of tumors by the immune system of cancer patients and its impact on disease progression and patient survival have been largely documented over the last years. In parallel, the use of therapeutic monoclonal antibodies (mAbs) in oncology has gained a widespread recognition as it has made it possible to increase patient survival and to ameliorate the quality of life in a number of cancers. However, the clinical responses observed following mAb treatment remain largely heterogeneous and their duration is still highly unpredictable. Recently, the concept that the injection of therapeutic antibodies not only triggers early anti-tumor events such as receptor blockade, cytostasis, apoptosis, complement-dependent cytotoxicity and/or antibody-dependent cytotoxicity but also allows the host immune system to fight tumor cells through the development of a long-lasting adaptive immunity has emerged. In the present review, we will examine the arguments that support this concept by detailing the cellular and molecular events likely to underlie the induction of an efficient anti-tumor adaptive immune response by mAbs. We will also discuss the consequences of this induction on the way therapeutic antibodies can be used and inserted in a more global immunotherapeutic approach aiming at strengthening the adaptive anti-tumor immune response developed by cancer patients.
Insights
Therapeutic monoclonal antibodies (mAbs) not only target tumors directly but also harness the patient's immune system to build lasting adaptive immunity against cancer. This review explores how mAbs can enhance anti-tumor immune responses for improved cancer immunotherapy.
Area of Science:
- Immunology
- Oncology
- Pharmacology
Background:
- The immune system's role in cancer surveillance and its impact on patient outcomes are well-established.
- Therapeutic monoclonal antibodies (mAbs) have significantly improved survival and quality of life in various cancers.
- Clinical responses to mAbs are heterogeneous and unpredictable, highlighting the need for deeper understanding.
Purpose of the Study:
- To review the concept that therapeutic mAbs can induce long-lasting adaptive anti-tumor immunity.
- To detail the cellular and molecular mechanisms underlying mAb-induced adaptive immune responses.
- To discuss the integration of mAbs into broader immunotherapeutic strategies for cancer.
Main Methods:
- Review of existing literature on immune surveillance in cancer.
- Analysis of studies on therapeutic monoclonal antibody mechanisms of action.
- Examination of cellular and molecular events in adaptive anti-tumor immunity induction by mAbs.
Main Results:
- Therapeutic mAbs trigger immediate anti-tumor effects (e.g., receptor blockade, cytotoxicity).
- mAbs also stimulate the host immune system to develop adaptive anti-tumor immunity.
- This adaptive immunity contributes to long-lasting anti-tumor responses.
Conclusions:
- Therapeutic monoclonal antibodies can initiate adaptive anti-tumor immune responses.
- Understanding these mechanisms can optimize mAb use in combination immunotherapies.
- Enhancing adaptive immunity via mAbs offers a promising avenue for cancer treatment.
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