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Association of proinflammatory genes expression with serum interleukin 1β and free fatty acids in metabolically healthy and unhealthy abdominally obese individuals: a case-control study.
BMC Immunology ( IF 3 ) Pub Date : 2019-07-04 , DOI: 10.1186/s12865-019-0303-2
Parichehr Amiri 1, 2 , Behzad Baradaran 2 , Maryam Saghafi-Asl 2, 3 , Mahsa Naghizadeh 1, 2 , Dariush Shanehbandi 2 , Nahid Karamzad 4 , Sepideh Zununi Vahed 5
Affiliation  

BACKGROUND Proinflammatory genes are highly expressed in several metabolic disorders associated with obesity. But it is not clarified whether gene expression levels and downstream inflammatory markers are related to the metabolic state or the presence of obesity. Hence, the present study aimed to compare Toll-Like Receptor 2 (TLR2), Myeloid Differentiation Factor 88 (MyD88), and NFĸB mRNA expression levels between metabolically healthy abdominally obese (MHAO) and metabolically unhealthy abdominally obese (MUAO) individuals. RESULTS We compared mRNA expression levels of the genes as well as serum FFAs and IL-1β in MUAO (n = 36) and MHAO (n = 34) groups. Serum FBS, TG, and HDL-C in addition to systolic and diastolic blood pressure were significantly higher in MUAO than MHAO groups (p < 0.05). The odds of MUAO was significantly decreased with high HDL-C (OR = 0.22, 95%CI: 0.08-0.63) and increased with high FBS (OR = 7.04, 95%CI: 1.42-34.69) and TG (OR = 30.55, 95%CI: 7.48-60.67). There were no significant differences in proinflammatory genes as well as serum FFAs and IL-1β between the two groups. No associations were found between the genes expression and serum markers. However, NFĸB expression was significantly correlated with TLR2 and MyD88 (r = 0.747; p < 0.001). Significant correlations were also noticed between TLR2 and MyD88 expression as well as between serum FFAs and IL-1β in each group (p < 0.001). CONCLUSION Serum concentration of IL-1β, FFAs, and mRNA expression levels of TLR2, MyD88, and NFĸB may be resulted from abdominal obesity and not be related to the presence or absence of metabolic health.

中文翻译:

代谢健康和不健康的腹部肥胖个体中促炎基因表达与血清白细胞介素1β和游离脂肪酸的关联:病例对照研究。

背景技术促炎基因在与肥胖症有关的几种代谢疾病中高表达。但尚不清楚基因表达水平和下游炎症标志物是否与代谢状态或肥胖有关。因此,本研究旨在比较代谢健康的腹型肥胖(MHAO)和代谢不健康的腹型肥胖(MUAO)个体之间的Toll样受体2(TLR2),髓样分化因子88(MyD88)和NFĸBmRNA表达水平。结果我们比较了MUAO(n = 36)和MHAO(n = 34)组的基因以及血清FFA和IL-1β的mRNA表达水平。MUAO中的血清FBS,TG和HDL-C以及收缩压和舒张压均显着高于MHAO组(p <0.05)。高HDL-C(OR = 0.22,95%CI:0.08-0.63)时MUAO的几率显着降低,而高FBS(OR = 7.04,95%CI:1.42-34.69)和TG(OR = 30.55, 95%CI:7.48-60.67)。两组之间的促炎基因以及血清FFA和IL-1β没有显着差异。在基因表达和血清标志物之间未发现关联。然而,NFĸB表达与TLR2和MyD88显着相关(r = 0.747; p <0.001)。在各组中,TLR2和MyD88表达之间以及血清FFA和IL-1β之间也存在显着相关性(p <0.001)。结论血清IL-1β,FFA的浓度以及TLR2,MyD88和NFĸB的mRNA表达水平可能与腹部肥胖有关,与是否存在代谢健康无关。95%CI:0.08-0.63),并随着较高的FBS(OR = 7.04,95%CI:1.42-34.69)和TG(OR = 30.55,95%CI:7.48-60.67)而增加。两组之间的促炎基因以及血清FFA和IL-1β没有显着差异。在基因表达和血清标志物之间未发现关联。然而,NFĸB表达与TLR2和MyD88显着相关(r = 0.747; p <0.001)。在各组中,TLR2和MyD88表达之间以及血清FFA和IL-1β之间也存在显着相关性(p <0.001)。结论血清IL-1β,FFA的浓度以及TLR2,MyD88和NFĸB的mRNA表达水平可能与腹部肥胖有关,与是否存在代谢健康无关。95%CI:0.08-0.63),并随着较高的FBS(OR = 7.04,95%CI:1.42-34.69)和TG(OR = 30.55,95%CI:7.48-60.67)而增加。两组之间的促炎基因以及血清FFA和IL-1β没有显着差异。在基因表达和血清标志物之间未发现关联。然而,NFĸB表达与TLR2和MyD88显着相关(r = 0.747; p <0.001)。在各组中,TLR2和MyD88表达之间以及血清FFA和IL-1β之间也存在显着相关性(p <0.001)。结论血清IL-1β,FFA的浓度以及TLR2,MyD88和NF mRNAB的mRNA表达水平可能与腹部肥胖有关,与是否存在代谢健康无关。95%CI:7.48-60.67)。两组之间的促炎基因以及血清FFA和IL-1β没有显着差异。在基因表达和血清标志物之间未发现关联。然而,NFĸB表达与TLR2和MyD88显着相关(r = 0.747; p <0.001)。在各组中,TLR2和MyD88表达之间以及血清FFA和IL-1β之间也存在显着相关性(p <0.001)。结论血清IL-1β,FFA的浓度以及TLR2,MyD88和NFĸB的mRNA表达水平可能与腹部肥胖有关,与是否存在代谢健康无关。95%CI:7.48-60.67)。两组之间的促炎基因以及血清FFA和IL-1β没有显着差异。在基因表达和血清标志物之间未发现关联。然而,NFĸB表达与TLR2和MyD88显着相关(r = 0.747; p <0.001)。在各组中,TLR2和MyD88表达之间以及血清FFA和IL-1β之间也存在显着相关性(p <0.001)。结论血清IL-1β,FFA的浓度以及TLR2,MyD88和NFĸB的mRNA表达水平可能与腹部肥胖有关,与是否存在代谢健康无关。在基因表达和血清标志物之间未发现关联。然而,NFĸB表达与TLR2和MyD88显着相关(r = 0.747; p <0.001)。在各组中,TLR2和MyD88表达之间以及血清FFA和IL-1β之间也存在显着相关性(p <0.001)。结论血清IL-1β,FFA的浓度以及TLR2,MyD88和NF mRNAB的mRNA表达水平可能与腹部肥胖有关,与是否存在代谢健康无关。在基因表达和血清标志物之间未发现关联。然而,NFĸB表达与TLR2和MyD88显着相关(r = 0.747; p <0.001)。在各组中,TLR2和MyD88表达之间以及血清FFA和IL-1β之间也存在显着相关性(p <0.001)。结论血清IL-1β,FFA的浓度以及TLR2,MyD88和NFĸB的mRNA表达水平可能与腹部肥胖有关,与是否存在代谢健康无关。
更新日期:2020-04-22
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