ArticleJournal of inflammation research2025
CpG ODN Combined with Gold Nanorods Enhances Immune Activation and Its Potential Mechanism.
Article in Journal of inflammation research, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
1 citing paper in PubMed.
- Sustainable nanomaterials for precision dental medicine: green synthesis, therapeutic applications, and future directions.Journal of nanobiotechnology · 2026Review
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Authors and funding
7 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Background: Immune escape of tumor cells is a common problem with tumor photothermal therapy utilizing gold nanorods (Au NRs). Whether CpG ODN, an immune adjuvant, can synergize with Au NRs to activate the immune response and its potential mechanism is not clear. Methods: The effect of Au NRs combined with CpG ODN (Au NRs-C) on the activity of various immune-related cells, such as double-positive T cells, macrophages, NK cells, Th17, and Treg. The expression levels of various immune and inflammation-related factors, such as IL-1R1, IL-6, IL-17, and TNF-α were characterized. Transcriptome sequencing analysis was used to explore the potential immunomodulatory mechanisms of Au NRs-C. Whether immune activation was enhanced by antibody-functionalized Au NR upon binding to CpG ODN was assessed. Results: Flow cytometry and ELISA analyses indicate that both Au NRs and CpG ODN increase pro-inflammatory cytokine levels and immune activation. However, Au NRs-C demonstrated superior immune activation potential. Furthermore, Au NRs stimulate the expression of Treg, while Au NRs-C significantly inhibit this effect. This suggests that the conjugation of CpG ODN with Au NRs not only greatly enhances the immune activation but also compensates for some of their deficiencies in eliciting immune responses. Transcriptome sequencing uncovered DEGs mainly localized to immune and pro-inflammatory cytokine pathways. PPI analysis identified six hub genes: Conclusion: Au NRs-C promotes immune activation by eliciting changes in the activity of immune-associated cells and expression of inflammatory factors through multiple pathways, such as MHC antigen presentation and Toll-like receptor-mediated immune processes.
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Registered trials
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