Prostate cancer immunotherapy: Improving clinical outcomes with a multi-pronged approach.

Cell Rep Med

Division of Urologic Surgery, Department of Surgery, Washington University in St Louis, Cancer Research Building, 660 S. Euclid Avenue, St Louis, MO 63110, USA; Siteman Cancer Center, Washington University in St Louis, Cancer Research Building, 660 S. Euclid Avenue, St Louis, MO 63110, USA. Electronic address:

Published: October 2023

AI Article Synopsis

  • Cancer immunotherapy is increasingly recognized for its effectiveness in some tumors, but its application to prostate cancer (PCa) is still developing.
  • Factors like tumor variety, a non-responsive tumor environment, and few neoantigens limit immunotherapy's success in PCa treatment.
  • Current research is exploring various immune strategies, including vaccines and cell therapies, as well as new small-molecule drugs that may enhance the effectiveness of existing immunotherapy methods.

Article Abstract

Cancer immunotherapy has gained traction in recent years owing to remarkable tumor clearance in some patients. Despite the notable success of immune checkpoint blockade (ICB) in multiple malignancies, engagement of the immune system for targeted prostate cancer (PCa) therapy is still in its infancy. Multiple factors contribute to limited response, including the heterogeneity of PCa, the cold tumor microenvironment, and a low number of neoantigens. Significant effort is being invested in improving immune-based PCa therapies. This review is a summary of the status of immunotherapy in treating PCa, with a discussion of multiple immune modalities, including vaccines, adoptively transferred T cells, and bispecific T cell engagers, some of which are undergoing clinical trials. In addition, this review also focuses on emerging mechanism-based small-molecule tyrosine kinase inhibitors with immune modulatory properties that, either as single agents or in combination with other immunotherapies, have the potential to improve clinical outcomes.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10591038PMC
http://dx.doi.org/10.1016/j.xcrm.2023.101199DOI Listing

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