Targeting immune checkpoints: Releasing the restraints on anti-tumor immunity for patients with melanoma Journal Article


Authors: Postow, M. A.; Harding, J.; Wolchok, J. D.
Article Title: Targeting immune checkpoints: Releasing the restraints on anti-tumor immunity for patients with melanoma
Abstract: Insight into the mechanisms of anti-tumor immunity has generated great enthusiasm for the treatment of patients with advanced melanoma. Particularly, negative regulators of the immune system, called immunologic checkpoints, have been found to play important roles in restraining otherwise effective anti-tumor immunologic responses. Therapies that target these negative regulator checkpoints, such as those directed against cytotoxic T-lymphocyte antigen 4 (CTLA-4) and programmed death 1 receptor (PD-1), have demonstrated promising clinical results. Treatment is generally well tolerated, but a novel spectrum of side effects, termed immune-related adverse events, has been experienced. Unfortunately, not all patients respond to these therapies, and evaluation of biomarkers predictive of response is ongoing. Based on their unique mechanisms of action, radiographic assessment of response differs from methods traditionally applied to cytotoxic chemotherapy. We expect ongoing and future efforts combining agents that target immunologic checkpoints with other immunotherapeutic approaches, targeted therapy, chemotherapy, and radiotherapy may additionally be beneficial. Copyright © 2012 by Lippincott Williams &Wilkins.
Keywords: ipilimumab; melanoma; monoclonal antibody; immunotherapy; programmed death 1 receptor; cytotoxic t-lymphocyte antigen 4; tremelimumab
Journal Title: The Cancer Journal
Volume: 18
Issue: 2
ISSN: 1528-9117
Publisher: Lippincott Williams & Wilkins  
Date Published: 2012-03-01
Start Page: 153
End Page: 159
Language: English
DOI: 10.1097/PPO.0b013e318250c001
PROVIDER: scopus
PUBMED: 22453017
PMCID: PMC3751414
DOI/URL:
Notes: --- - "Export Date: 1 May 2012" - "CODEN: CAJOC" - "Source: Scopus"
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  1. Jedd D Wolchok
    905 Wolchok
  2. Michael Andrew Postow
    361 Postow
  3. James Joseph Harding
    250 Harding