Genetic Factors Affecting SARS Susceptibility
Author Information
Author(s): He Jing, Feng Dan, de Vlas Sake J, Wang Hongwei, Fontanet Arnaud, Zhang Panhe, Plancoulaine Sabine, Tang Fang, Zhan Lin, Yang Hong, Wang Tianbao, Richardus Jan H, Habbema J Dik F, Cao Wuchun
Primary Institution: Beijing Institute of Microbiology and Epidemiology
Hypothesis
The study investigates the association between genetic polymorphisms of OAS1 and MxA genes and susceptibility to SARS in the Chinese Han population.
Conclusion
SNPs in the OAS1 3'-UTR and MxA promoter region appear associated with host susceptibility to SARS in the Chinese Han population.
Supporting Evidence
- AG and GG genotypes in the OAS1 gene were associated with a protective effect against SARS.
- GT genotype in the MxA gene promoter was linked to increased susceptibility to SARS.
- Protective measures like wearing masks were significantly associated with decreased risk of SARS.
Takeaway
Some people are more likely to get SARS because of their genes. This study looked at how certain gene changes can protect against or make someone more likely to get the virus.
Methodology
A case-control study with 66 SARS cases and 64 controls, using PCR and RFLP analysis to detect SNPs.
Limitations
The sample size may not be sufficient for interaction analysis between gene mutations.
Participant Demographics
Participants were Chinese Han individuals, including 66 SARS cases and 64 healthy controls.
Statistical Information
P-Value
0.022 for AG genotype and 0.038 for GG genotype in OAS1; 0.006 for GT genotype in MxA.
Confidence Interval
0.20~0.89 for AG genotype; 0.09~0.97 for GG genotype in OAS1; 1.25~7.50 for GT genotype in MxA.
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website