Антигены рака в иммуно-онкологическом механизме терапевтических стратегий и клинических перспектив.
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Shi R, Ran L, Song T, Zhou X, Zhao W, Zhang Y
Аннотация
Оригинал публикации
Cancer-Testis Antigens in Immuno Oncology Mechanisms Therapeutic Strategies and Clinical Perspectives.
Cancer-testis antigens (CTAs) represent a unique class of tumor-associated antigens (TAAs) with highly restricted expression in immune-privileged tissues and widespread aberrant activation in various malignancies. Their potent immunogenicity and tumor specificity make CTAs promising targets for cancer immunotherapy. This review provides a comprehensive overview of the molecular regulation, biological functions, and therapeutic applications of CTAs. We detail the genetic and epigenetic mechanisms that drive CTA expression in cancer, their roles in tumor progression, and their capacity to elicit robust CD8+ T cell responses. Recent clinical advances in peptide- and dendritic cell-based vaccines, T-cell receptor (TCR)-engineered adoptive cell therapies, and combination strategies with immune checkpoint inhibitors (ICIs) are highlighted, emphasizing NY-ESO-1 and MAGE family antigens as leading candidates. We further discuss the major challenges limiting clinical translation, emphasizing that despite promising immunogenicity, most CTA-directed modalities remain in early clinical evaluation with heterogeneous response rates, intratumoral heterogeneity, antigen loss, and risks of off-target toxicity. The review also explores emerging approaches-such as epigenetic modulators, multiantigen targeting, and CRISPR-based gene editing-that aim to enhance the precision and efficacy of CTA-based immunotherapies. Together, these insights underscore the strategic potential of CTAs in next-generation immunotherapy and outline the future directions required to bring these promising agents from bench to bedside.