Associations between paraoxonase-1 and systemic lupus erythematosus

Lupus ◽  
2019 ◽  
Vol 28 (13) ◽  
pp. 1571-1576
Author(s):  
S -C Bae ◽  
Y H Lee

Objective The objective of this analysis was to explore associations between paraoxonase-1 levels, gene polymorphisms and systemic lupus erythematosus. Methods Meta-analyses of paraoxonase-1 levels and Q192R and L55M and polymorphisms in systemic lupus erythematosus were conducted. Results Nine articles were incorporated in our meta-analysis, which uncovered that the paraoxonase-1 level was decreased in systemic lupus erythematosus compared to control (standard mean difference = −1.626, 95% confidence interval = −2.829–−0.424, p = 0.008). Ethnicity-specific meta-analysis demonstrated a relation tendency between decreased paraoxonase-1 activity and lupus in Europeans (standard mean difference = −1.236, 95% confidence interval = −2.634–0.163, p = 0.083). Paraoxonase-1 activity was reduced in systemic lupus erythematosus in a single Arab and African population. Decreased paraoxonase-1 activity was found in a small sample of systemic lupus erythematosus patients (standard mean difference = −1.642, 95% confidence interval = −3.076–−0.247, p = 0.021). Ethnicity-specific analysis indicated a relationship between the paraoxonase-1 55 M allele in the Arab systemic lupus erythematosus population. However, a lack of association with systemic lupus erythematosus and the paraoxonase-1 192 R allele was observed. Conclusions Meta-analyses revealed reduced paraoxonase-1 activity in patients with systemic lupus erythematosus and found possible associations between systemic lupus erythematosus and paraoxonase-1 L55M polymorphism in a specific ethnic group.

Lupus ◽  
2019 ◽  
Vol 28 (12) ◽  
pp. 1452-1459 ◽  
Author(s):  
S -C Bae ◽  
Y H Lee

Objective The aim of this study was to systematically review evidence regarding the association between CD40 polymorphisms and systemic lupus erythematosus and between soluble CD40 (sCD40) and CD40 ligand (sCD40L) levels and systemic lupus erythematosus. Methods We performed a meta-analysis on the association between CD40 rs4810495, rs1883832, and rs376545 polymorphisms and systemic lupus erythematosus risk and sCD40/sCD40L levels in patients with systemic lupus erythematosus and controls. Results Fourteen studies were included. Ethnicity-specific meta-analysis indicated a significant association between the T allele of CD40 rs4810485 polymorphism and systemic lupus erythematosus in Europeans (odds ratio = 0.715, 95% confidence interval = 0.641–0.832, p < 0.001) and a trend toward an association between the T allele and systemic lupus erythematosus in Asians (odds ratio = 1.255, 95% confidence interval = 0.978–1.810, p = 0.074). Furthermore, a significant association was reported between systemic lupus erythematosus and the C allele of CD40 rs1883832 polymorphism (odds ratio = 1.235, 95% confidence interval = 1.087–1.405, p = 0.001) and A allele of CD40 rs3765456 polymorphism and systemic lupus erythematosus in Asians (odds ratio = 1.184, 95% confidence interval = 1.040–1.348, p = 0.011). sCD40 and sCD40L levels were significantly higher in SLE than in controls (standardized mean difference = 1.564, 95% confidence interval = 0.256–2.872, p = 0.019 and standardized mean difference = 1.499, 95% confidence interval = 1.031–1.967, p < 0.001, respectively). Stratification based on ethnicity revealed higher sCD40L levels in the systemic lupus erythematosus group among European, Asian, North American, and Arab populations. Conclusions Our meta-analyses found associations between CD40 rs4810495, rs1883832, and rs376545 polymorphisms and systemic lupus erythematosus susceptibility and significantly higher sCD40 and sCD40L levels in patients with systemic lupus erythematosus than in controls.


Lupus ◽  
2016 ◽  
Vol 26 (3) ◽  
pp. 282-288 ◽  
Author(s):  
Y H Lee ◽  
J H Jung ◽  
Y H Seo ◽  
J-H Kim ◽  
S J Choi ◽  
...  

Objective We aimed to evaluate the relationship between telomere length and systemic lupus erythematosus (SLE). Methods PUBMED and EMBASE databases were searched; meta-analyses were performed comparing telomere length in SLE patients and healthy controls, and on SLE patients in subgroups based on ethnicity, sample type, assay method and data type. Results Eight studies including 472 SLE patients and 365 controls were ultimately selected which showed that telomere length was significantly shorter in the SLE group than in the control group (standardized mean difference (SMD) = −0.835, 95% confidence interval (CI) = −1.291 to −0.380, p = 3.3 × 10−4). Stratification by ethnicity showed significantly shortened telomere length in the SLE group in Caucasian, Asian and mixed populations (SMD = −0.455, 95% CI = −0.763 to −0.147, p = 0.004; SMD = −0.887, 95% CI = −1.261 to −0.513, p = 3.4 × 10−4; SMD = −0.535, 95% CI = −0.923 to −0.147, p = 0.007; respectively). Furthermore, telomere length was significantly shorter in the SLE group than in the control group in whole blood and peripheral blood mononuclear cell groups (SMD = −0.361, 95% CI = −0.553 to −0.169, p = 2.3 × 10−4; SMD = −1.546, 95% CI = −2.583 to −0.510, p = 0.003; respectively); a similar trend was observed in leukocyte groups (SMD = −0.699, 95% CI = −1.511 to −0.114, p = 0.092). Meta-analyses based on assay method or data type revealed similar associations. Conclusions Our meta-analysis demonstrated that telomere length was significantly shorter in patients with SLE, regardless of ethnicity, sample type or assay method evaluated.


Lupus ◽  
2020 ◽  
Vol 29 (10) ◽  
pp. 1189-1197
Author(s):  
Hao-Jie Zhong ◽  
Hui-Xin Xie ◽  
Xiao-Min Luo ◽  
Er-Hua Zhang

Objective The objective of this study was to explore the association between periodontitis and systemic lupus erythematosus (SLE). Methods To identify eligible studies, the PubMed, EMBASE and Web of Science databases were searched from inception to 19 September 2019. Associations of periodontitis, and other periodontal parameters, with SLE were assessed. Results Ten studies involving 80,633 subjects were included in this meta-analysis. Pooled data showed a significant association between periodontitis and SLE (odds ratio=5.32, 95% confidence interval (CI) 1.69–16.78, p = 0.004). In addition, SLE patients had a higher prevalence of bleeding on probing (mean difference = 0.03, 95% CI 0.00–0.06, p = 0.02) and higher mean clinical attachment loss (mean difference = 0.69, 95% CI 0.39–1.00, p < 0.001). However, there were no significant differences between SLE and reference subjects in mean plaque index, gingival index, pocket depth or decayed, missing or filled teeth. Conclusions This study demonstrates a significant association between periodontitis and SLE, which indicates that avoidance of periodontitis by maintaining oral health may be a simple and economical way to prevent SLE.


Author(s):  
Zongqing Liu ◽  
Tong Sun ◽  
Linjian Song ◽  
Xiaoxing Xue ◽  
Shuang Liu ◽  
...  

<b><i>Background:</i></b> It is plausible that interleukin polymorphisms may affect predisposition of autoimmune disorders such as systemic lupus erythematosus (SLE), but the results of so far published studies remain controversial. <b><i>Objectives:</i></b> The authors conducted this meta-analysis to clarify relationships between interleukin-1 (<i>IL-1</i>)<i>/</i>interleukin-4 (<i>IL-4</i>)<i>/</i>interleukin-6 (<i>IL-6</i>)<i>/</i>interleukin-10 (<i>IL-10</i>) polymorphisms and SLE by pooling the findings of eligible studies. <b><i>Methods:</i></b> A comprehensive search of PubMed, EMBASE, Web of Science, and CNKI was endorsed by the authors to identify already published studies. Fifty-seven studies were found to be eligible for meta-analyses. <b><i>Results:</i></b> The overall pooled meta-analyses yielded positive findings for <i>IL-1A</i> −889 C/T, <i>IL-1B</i> −31 T/C, <i>IL-6</i> −174 G/C, <i>IL-4</i> −590 C/T, and <i>IL-10</i> −1,082 A/G polymorphisms. In addition, we also detected similar positive findings for <i>IL-1B</i> −511 C/T, <i>IL-4</i> −590 C/T, <i>IL-10</i> −592 A/C, <i>IL-10</i> −819 C/T, and <i>IL-10</i> −1,082 A/G polymorphisms in Asians, and such positive findings were also observed for <i>IL-1A</i> −889 C/T, <i>IL-6</i> −174 G/C, and <i>IL-10</i> −1,082 A/G polymorphisms in Caucasians. <b><i>Conclusions:</i></b> The meta-analyses’ results suggest that <i>IL-1A</i> −889 C/T, <i>IL-1B</i> −31 T/C, <i>IL-6</i> −174 G/C, <i>IL-4</i> −590 C/T, and <i>IL-10</i> −1,082 A/G polymorphisms might affect predisposition of SLE.


2021 ◽  
Vol 41 (4) ◽  
pp. 681-689
Author(s):  
Vasileios Paraschou ◽  
Nikolaos Chaitidis ◽  
Zoi Papadopoulou ◽  
Patroklos Theocharis ◽  
Pavlos Siolos ◽  
...  

Author(s):  
Yun-Jung Yang ◽  
Won-Young Lee ◽  
Young-jin Kim ◽  
Yeon-pyo Hong

Hyaluronic acid (HA) is commonly used for treating dry eye syndrome (DES). This meta-analysis was performed to compare the efficacies of HA- and non-HA-based eye drops, including saline and conventional artificial tears (ATs), for the treatment of dry eye disease. Eight databases (PubMed, EMBASE, Cochrane Central Register of Controlled Trials, DBpia, KoreaMed, KMBASE, RISS, KISS) were searched for studies comparing the efficacies of HA- and non-HA-based ATs in patients with DES published up to September 2020. Two independent reviewers assessed the quality and extracted the relevant data. The mean differences of Schirmer’s (SH) test scores, tear breakup times (TBUT), corneal fluorescein staining scores (Oxford scale, 0–4), and ocular surface disease indexes were calculated. The standard mean difference and 95% confidence interval were calculated using a random effect model. Nineteen studies, including 2078 cases, were included. HA eye drops significantly improved tear production compared with non-HA-based eye drops (standard mean difference (SMD) 0.18; 95% confidence interval (CI) 0.03, 0.33). In a subgroup analysis, the SH test scores and TBUT values after using HA significantly increased compared to those measured after using saline (SMD 0.27; 95% CI 0.05, 0.49 and SMD 0.28; 95% CI 0.03, 0.52, respectively). Based on these results, HA eye drops may be superior to non-HA eye drops including normal saline and ATs. Further research is needed to assess the efficacies stratified by age, treatment duration, the severity of dry eye, and optimal dosages.


2021 ◽  
Vol 80 (Suppl 1) ◽  
pp. 641.1-641
Author(s):  
Y. B. Joo ◽  
Y. J. Park

Background:Infections have been associated with a higher risk of systemic lupus erythematosus (SLE) flares, but the impact of influenza infection on SLE flares has not been evaluated.Objectives:We evaluated the association between influenza infection and SLE flares resulting in hospitalization.Methods:SLE flares resulting in hospitalization and influenza cases were ascertained from the Korean national healthcare insurance database (2014-2018). We used a self-controlled case series design. We defined the risk interval as the first 7 days after the influenza index date and the control interval was defined as all other times during the observation period of each year. We estimated the incidence rates of SLE flares resulting in hospitalization during the risk interval and control interval and compared them using a Poisson regression model.Results:We identified 1,624 influenza infections among the 1,455 patients with SLE. Among those, there were 98 flares in 79 patients with SLE. The incidence ratio (IR) for flares during the risk interval as compared with the control interval was 25.75 (95% confidence interval 17.63 – 37.59). This significantly increased the IRs for flares during the risk interval in both women (IR 27.65) and men (IR 15.30), all age groups (IR 17.00 – 37.84), with and without immunosuppressive agent (IR 24.29 and 28.45, respectively), and with and without prior respiratory diseases (IR 21.86 and 26.82, respectively).Conclusion:We found significant association between influenza infection and SLE flares resulting in hospitalization. Influenza infection has to be considered as a risk factor for flares in all SLE patients regardless of age, sex, medications, and comorbidities.References:[1]Kwong, J. C. et al. Acute Myocardial Infarction after Laboratory-Confirmed Influenza Infection. N Engl J Med 2018:378;345-353.Table 1.Incidence ratios for SLE flares resulting in hospitalization after influenza infectionRisk intervalIncidence ratio95% CIDuring risk interval for 7 days / control interval25.7517.63 – 37.59Days 1-3 / control interval21.8114.71 – 32.35Days 4-7 / control interval7.563.69 – 15.47SLE, systemic lupus erythematosus; CI, confidence intervalDisclosure of Interests:None declared


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