CAS Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety & CAS Center for Excellence in Nanoscience, National Center for Nanoscience and Technology of China, 11 Beiyitiao, Zhongguancun, Beijing 100190, China; University of Chinese Academy of Sciences, Beijing 100049, China.
CAS Key Laboratory for Biomedical Effects of Nanomaterials and Nanosafety & CAS Center for Excellence in Nanoscience, National Center for Nanoscience and Technology of China, 11 Beiyitiao, Zhongguancun, Beijing 100190, China; Key Laboratory of Genetic Network Biology, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Beijing 100101, China; Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China; University of Chinese Academy of Sciences, Beijing 100049, China.
Adv Drug Deliv Rev. 2021 Sep;176:113889. doi: 10.1016/j.addr.2021.113889. Epub 2021 Aug 5.
After centuries of development, using vaccination to stimulate immunity has become an effective method for prevention and treatment of a variety of diseases including infective diseases and cancers. However, the tailor-made efficient delivery system for specific antigens is still urgently needed due to the low immunogenicity and stability of antigens, especially for vaccines to induce CD8 T cells-mediated cellular immunity. Unlike B cells-mediated humoral immunity, CD8 T cells-mediated cellular immunity mainly aims at the intracellular antigens from microorganism in virus-infected cells or genetic mutations in tumor cells. Therefore, the vaccines for stimulating CD8 T cells-mediated cellular immunity should deliver the antigens efficiently into the cytoplasm of antigen presenting cells (APCs) to form major histocompatibility complex I (MHCI)-antigen complex through cross-presentation, followed by activating CD8 T cells for immune protection and clearance. Importantly, nanotechnology has been emerged as a powerful tool to facilitate these multiple processes specifically, allowing not only enhanced antigen immunogenicity and stability but also APCs-targeted delivery and elevated cross-presentation. This review summarizes the process of CD8 T cells-mediated cellular immunity induced by vaccines and the technical advantages of nanotechnology implementation in general, then provides an overview of the whole spectrum of nanocarriers studied so far and the recent development of delivery nanotechnology in vaccines against infectious diseases and cancer. Finally, we look forward to the future development of nanotechnology for the next generation of vaccines to induce CD8 T cells-mediated cellular immunity.
经过几个世纪的发展,利用疫苗刺激免疫已成为预防和治疗各种疾病(包括传染病和癌症)的有效方法。然而,由于抗原的免疫原性和稳定性较低,特别是对于诱导 CD8 T 细胞介导的细胞免疫的疫苗,仍然迫切需要定制的高效传递系统用于特定抗原。与 B 细胞介导的体液免疫不同,CD8 T 细胞介导的细胞免疫主要针对病毒感染细胞中的微生物或肿瘤细胞中的遗传突变的细胞内抗原。因此,用于刺激 CD8 T 细胞介导的细胞免疫的疫苗应该有效地将抗原递送到抗原呈递细胞(APC)的细胞质中,通过交叉呈递形成主要组织相容性复合物 I(MHC I)-抗原复合物,然后激活 CD8 T 细胞进行免疫保护和清除。重要的是,纳米技术已经成为促进这些多个过程的有力工具,不仅可以增强抗原的免疫原性和稳定性,还可以靶向 APC 并提高交叉呈递。本文综述了疫苗诱导 CD8 T 细胞介导的细胞免疫的过程和纳米技术实施的技术优势,然后概述了迄今为止研究的各种纳米载体以及传染病和癌症疫苗中递纳米技术的最新进展。最后,我们期待纳米技术在下一代诱导 CD8 T 细胞介导的细胞免疫的疫苗中的未来发展。
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