CD24-Fc Helps Fight Inflammation and Boosts Immune Cells in HIV-1 Infected Mice
Author Information
Author(s): Li Guangming, Ma Jianping, Yu Haisheng, Tsahouridis Ourania, Lou Yaoxian, He Xiuting, Funaki Masaya, Mathur Poonam, Kottilil Shyamasundaran, Zheng Pan, Liu Yang, Su Lishan
Primary Institution: Cold Spring Harbor Laboratory
Hypothesis
Can CD24-Fc treatment reduce inflammation and improve immune function in HIV-1 infected humanized mice undergoing cART?
Conclusion
CD24-Fc treatment significantly reduces inflammation and improves the recovery of immune cells in HIV-1 infected mice.
Supporting Evidence
- CD24-Fc treatment significantly reduced inflammation and immune hyperactivation in vivo.
- CD24-Fc mediated resolution of inflammation was associated with improved recovery of CD4 T cells.
- The treatment restored central memory T cells and reversed immune cell exhaustion phenotype.
- CD24-Fc treatment rescued CXCR5+ CD8 central memory T cells, correlating with increased polyfunctionality in HIV-specific T cells.
- This restoration was associated with HIV replication inhibition and delayed viral rebound.
Takeaway
This study shows that a special protein called CD24-Fc can help reduce sickness in mice with HIV and make their immune system stronger.
Methodology
The study assessed the effects of CD24-Fc in a chronic HIV-1 infection model using humanized mice undergoing suppressive cART.
Digital Object Identifier (DOI)
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