scholarly journals The rs3850641 polymorphism of the TNFSF4 gene increases the risk of myocardial infarction in a Chinese Han population

2018 ◽  
Vol 38 (4) ◽  
Author(s):  
Changqing Lu ◽  
Helei Jia ◽  
Aiguo Xu

Tumor necrosis factor superfamily member 4 (TNFSF4), also known as Ox40 ligand (Ox40l), plays an important role in atherosclerosis development. Several studies reported the association between the rs3850641 polymorphism of the TNFSF4 gene and the risk of myocardial infarction (MI). However, the results are inconsistent. In order to explore the relationship between the rs3850641 polymorphism of the TNFSF4 gene and MI, we conducted a case–control study including 454 cases and 512 controls in a Chinese Han population. Genotyping was performed using matrix-assisted laser desorption/ionization time-of-flight mass spectrometry. The present study found that AA genotype (AA vs. GG: odds ratio (OR) & 95% confidence interval (CI), 2.00(1.04,3.86), P=0.039; AA vs. AG+GG: OR & 95% CI, 1.93(1.00,3.70), P=0.049) or A allele carriers (A vs. G: OR & 95% CI, 1.27(1.00,1.60), P=0.047) of the rs3850641 polymorphism of the TNFSF4 gene increased the risk of MI. In conclusion, this case–control study confirms that the rs3850641 polymorphism of the TNFSF4 gene increases the risk of MI.

2020 ◽  
Author(s):  
Bing bing Chen ◽  
Xian-E Peng ◽  
Jianhui Yan ◽  
Hewei Peng ◽  
Xiaoling Cai ◽  
...  

Abstract Background: A recent genome-wide copy number variations (CNVs) scan identified a 16q12.2 deletion that included the carboxylesterase 1 (CES1) gene, which is important in the metabolism of fatty acids and cholesterol. We aimed to investigate whether CES1 CNVs was associated with susceptibility to non-alcoholic fatty liver disease (NAFLD) in a Chinese Han population. Methods: A case-control study was conducted among 303 patients diagnosed with NAFLD and 303 age (± 5) and sex-matched controls from the Affiliated Nanping First Hospital of Fujian Medical University in China. The copy numbers of CES1 were measured using TaqMan quantitative real-time polymerase chain reaction (qPCR) and serum CES1 was measured using enzyme-linked immunosorbent assays. The Chi-squared test and a logistic regression model were used to evaluate the association between CES1 CNVs and NAFLD susceptibility. Results: The distribution of CES1 CNVs showed a higher frequency of CNVs loss (< 2) among patients; however, the difference was not significant (P = 0.05). After controlling for other known or suspected risk factors for NAFLD, CES1 CNVs loss was significantly associated with greater risk of NAFLD (adjusted OR = 2.75, 95% CI: 1.30–5.85, P = 0.01); while CES1 CNVs gain (>2) was not. There was a suggestion of an association between increased CES1 serum protein levels and CNVs losses among cases, although this was not statistically significant (P=0.07). Conclusions: Copy number losses (< 2) of CES1 contribute to susceptibility to NAFLD in the Chinese Han population.


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