Tumor vaccines, as an immunotherapeutic approach, harness the body's immune cells to provoke antitumor responses, which have shown promising efficacy in clinical settings. However, the immunosuppressive tumor microenvironment (TME) and the ineffective vaccine delivery systems hinder the progression of many vaccines beyond phase II trials. This article begins with a comprehensive review of the complex interactions between tumor vaccines and TME, summarizing the current state of vaccine clinical research. Subsequently, we review recent advancements in targeted vaccine delivery systems and explore biomaterial-based tumor vaccines as a strategy to improve the efficacy of both delivery systems and treatment. Finally, we have presented our perspectives on tumor vaccine development, aiming to advance the field towards the creation of more effective tumor vaccines.
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http://dx.doi.org/10.1016/j.critrevonc.2024.104576 | DOI Listing |
Xi Bao Yu Fen Zi Mian Yi Xue Za Zhi
January 2025
Department of Microbiology and Pathogenic Biology, Air Force Military Medical University, Xi'an 710032, China. *Corresponding authors, E-mail:
Objective The prevalence of drug-resistant Mycobacterium tuberculosis (Mtb) strains is exacerbating the global burden of tuberculosis (TB), highlighting the urgent need for new treatment strategies for TB. Methods The recombinant adenovirus vaccine expressing cyclic di-adenosine monophosphate (c-di-AMP) phosphodiesterase B (CnpB) (rAd-CnpB), was administered to normal mice via mucosal immunization, either alone or in combination with drug therapy, to treat Mtb respiratory infections in mice.Enzyme-linked immunosorbent assay (ELISA) was used to detect the levels of antibodies in serum and bronchoalveolar lavage fluid (BALF).
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January 2025
Center for Nanomedicine, Department of Anesthesiology, Perioperative, and Pain Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA. Electronic address:
The development of mRNA vaccines represents a significant advancement in cancer treatment, with more than 120 clinical trials to date demonstrating their potential across various malignancies, including lung, breast, prostate, melanoma, and more challenging cancers such as pancreatic and brain tumors. These vaccines work by encoding tumor-specific antigens and immune-stimulating molecules, effectively activating the immune system to target and eliminate cancer cells. Despite these promising advancements, significant challenges remain, particularly in achieving efficient delivery and precise regulation of the immune response.
View Article and Find Full Text PDFMicrob Biotechnol
January 2025
Department of Animal Biotechnology, Dankook University, Cheonan, Korea.
The coronavirus disease 2019 (COVID-19) is a fatal disease caused by severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). To date, several vaccines have been developed to combat the spread of this virus. Mucosal vaccines using food-grade bacteria, such as Lactobacillus spp.
View Article and Find Full Text PDFAdv Mater
January 2025
Materdicine Lab, School of Life Sciences, Shanghai University, Shanghai, 200444, China.
Cancer immunotherapy, which leverages immune system components to treat malignancies, has emerged as a cornerstone of contemporary therapeutic strategies. Yet, critical concerns about the efficacy and safety of cancer immunotherapies remain formidable. Nanotechnology, especially polymeric nanoparticles (PNPs), offers unparalleled flexibility in manipulation-from the chemical composition and physical properties to the precision control of nanoassemblies.
View Article and Find Full Text PDFMol Ther
January 2025
Department of Biological Engineering, Massachusetts Institute of Technology; Cambridge, MA, USA, 02139; Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology; Cambridge, MA, USA, 02139; Department of Chemical Engineering, Massachusetts Institute of Technology; Cambridge, MA, USA, 02139; Ragon Institute of Massachusetts General Hospital, Massachusetts Institute of Technology, and Harvard University; Cambridge, MA, USA, 02139; Howard Hughes Medical Institute; Chevy Chase, MD, USA, 20815; Department of Materials Science of Engineering; Massachusetts Institute of Technology; Cambridge, MA, USA, 02139. Electronic address:
mRNA delivered using lipid nanoparticles (LNPs) has become an important subunit vaccine modality, but mechanisms of action for mRNA vaccines remain incompletely understood. Here, we synthesized a metal chelator-lipid conjugate enabling positron emission tomography (PET) tracer labeling of LNP/mRNA vaccines for quantitative visualization of vaccine trafficking in live mice and non-human primates (NHPs). Following i.
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