Genetic Variation of the Human α-2-Heremans-Schmid Glycoprotein Gene Associated with the Risk of SARS-CoV Infection
2011

Genetic Variation of the Human α-2-Heremans-Schmid Glycoprotein Gene Associated with the Risk of SARS-CoV Infection

Sample size: 1833 publication 10 minutes Evidence: high

Author Information

Author(s): Zhu Xiaohui, Wang Yan, Zhang Hongxing, Liu Xuan, Chen Ting, Yang Ruifu, Shi Yuling, Cao Wuchun, Li Ping, Ma Qingjun, Zhai Yun, He Fuchu, Zhou Gangqiao

Primary Institution: Beijing Institute of Biotechnology, Beijing, China

Hypothesis

The study investigates the association between polymorphisms of the AHSG and CYP4F3 genes and susceptibility to SARS-CoV infection.

Conclusion

The study found that the AA genotype of rs2248690 is significantly associated with protection against SARS development.

Supporting Evidence

  • The study identified significant associations between specific SNPs in the AHSG gene and SARS susceptibility.
  • Individuals with the AA genotype of rs2248690 had a 41% lower risk of developing SARS compared to those with the TT/AT genotype.
  • AHSG is involved in regulating the inflammatory response, which is critical in SARS pathogenesis.
  • The findings were validated through multiple case-control studies involving thousands of participants.

Takeaway

People with a specific genetic variant (AA genotype of rs2248690) are less likely to get sick from SARS.

Methodology

The study involved case-control analyses of SARS patients and controls, genotyping specific SNPs, and assessing their association with SARS susceptibility.

Potential Biases

Potential biases may arise from the selection of control groups and the homogeneity of the study population.

Limitations

The study may not account for all genetic and environmental factors influencing SARS susceptibility.

Participant Demographics

Participants were Han Chinese individuals, including SARS patients and healthy controls from Guangzhou and Beijing.

Statistical Information

P-Value

0.004

Confidence Interval

95% CI 1.30–2.09

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023730

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