IL-18 Gene Variants and Protein Production in Healthy Donors
Author Information
Author(s): Khripko O. P., Sennikova N. S., Lopatnikova J. A., Khripko J. I., Filipenko M. L., Khrapov E. A., Gelfgat E. L., Yakushenko E. V., Kozlov V. A., Sennikov S. V.
Primary Institution: Institute of Clinical Immunology, Siberian Branch of Russian Academy of Medical Sciences
Hypothesis
The study investigates the association of SNPs in the IL-18 promoter with IL-18 protein production by PBMC from healthy donors.
Conclusion
The SNPs in the IL-18 gene promoter influence the level of IL-18 protein production by PBMC from healthy donors in Southwestern Siberia.
Supporting Evidence
- PBMC from donors carrying allele 137C have lower levels of IL-18 production.
- PBMC from donors carrying allele 607A showed significant increases in IL-18 production.
- The study found unique genotype frequencies in the population of Southwestern Siberia.
- LPS-stimulated production of IL-18 was lower in persons with the CC genotype at the −137 position.
Takeaway
Some people have different versions of a gene that can change how much of a protein called IL-18 their immune cells make, which can affect their immune response.
Methodology
DNA was obtained from PBMC of healthy donors, and SNPs were analyzed using PCR and IL-18 production was measured by ELISA.
Limitations
The study is limited to a specific population in Southwestern Siberia, which may not be generalizable to other populations.
Participant Demographics
Adult healthy donors aged 20–50 years from Southwestern Siberia.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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