Harnessing the immune system, vaccines function as both prophylactic shields and precision-guided therapeutic agents, offering a promising strategy of a dual-armament approach in the fight against cancer. Previous landmark advances include identification of tumor-associated antigens (TAAs) and the development of dendritic cell vaccines and viral-vector platforms that laid the groundwork for modern personalized approaches. Cancer vaccines represent a transformative approach in oncology, harnessing the immune system to prevent, treat, or eliminate malignancies. Recent advances focus on improving the efficacy of immune responses, enhancing immunogenicity, and overcoming tumor immune evasion. Unlike conventional chemotherapy, which lacks durable immunity and often leads to relapse, cancer vaccines can induce long-term immune memory, reducing recurrence risks. They also mitigate drug resistance through adaptive immune targeting and synergize effectively with immune checkpoint inhibitors. With favorable safety profiles, reduced toxicity, and long-term cost benefits, cancer vaccines offer a precision-based alternative to traditional therapies. However, challenges such as tumor heterogeneity, immunosuppression, and high costs remain. Future research should optimize vaccine design, refine delivery systems, and explore combination strategies to maximize clinical outcomes. This review explores cutting-edge cancer vaccine platforms, including therapeutic (dendritic cell, peptide, mRNA, and viral vector-based vaccines), preventive (HPV and HBV vaccines), and combination immunotherapy strategies, while addressing, limitations and future directions in the field.
Ejeta et al. (Sat,) studied this question.
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