scholarly journals Sulforaphane ameliorates lipid profile in rodents: an updated systematic review and meta-analysis

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Kaili Du ◽  
Yuxin Fan ◽  
Dan Li

AbstractSulforaphane (SFN), a naturally-occurring isothiocyanate enriched in cabbage and broccoli, has been provided as food supplements to improve weight management and reduce lipid levels. However, its effects on serum lipid profiles are contradictory. In this review, a meta-analysis and systematic review of SFN on lipid reduction and weight control is assessed with mice and rats fed on high-fat diet. The effects of SFN supplementation were evaluated by weighted mean difference (WMD) in body weight (BW), liver weight (LW) and also by its effect on serum lipids. A random-effects model was applied to estimate the overall summary effect. SFN reduced BW (WMD: − 2.76 g, 95% CI: − 4.19, − 1.34) and LW (WMD: − 0.93 g, 95% CI: − 1.63, − 0.23) significantly in our ten trials. Its effects on serum total cholesterol (TC) (WMD: − 15.62 mg/dL, 95% CI: − 24.07, − 7.18), low-density lipoprotein cholesterol (LDL-C) (WMD: − 8.35 mg/dL, 95% CI: − 15.47, − 1.24) and triglyceride (TG) (WMD: − 40.85 mg/dL, 95% CI: − 67.46, − 14.24) were significant except for high-density lipoprotein cholesterol (HDL-C) component (WMD: 1.05 mg/dL, 95% CI: − 3.44, 5.54). However, species, disease model, duration, SFN dosage as well as route of administration did not explain the heterogeneity among studies. In summary, these findings provide new insights concerning preclinical strategies for treating diseases including obesity, diabetes, hypertension, non-alcoholic fatty liver disease as well as cardiovascular disease with SFN supplements.

2020 ◽  
Author(s):  
Dan Li ◽  
Kaili Du ◽  
Yuxin Fan

Abstract Sulforaphane (SFN) which is enriched in cabbage and broccoli, a naturally-occurring isothiocyanate, has been provided as food supplements to improve weight management and reduce lipid levels. However, its effects on serum lipid profile are contradictory. In this review, a meta-analysis and systematic review of SFN on lipids reduction and weight control is assessed with mice and rats fed with high-fat diet. The effects of SFN supplementation were evaluated by weighted mean difference (WMD) and the corresponding standard error of body weight, liver weight and concentrations of lipids. A random-effects model was chosen to estimate the overall summary effect. Our analytic results of the meta-analysis revealed that SFN can reduce body weight (WMD: -2.76 g, 95% CI: -4.19, -1.34) and liver weight (WMD: -0.93 g, 95% CI: -1.63, -0.23) significantly from ten trials. Its effects on serum total cholesterol (WMD: -15.62 mg/dL, 95% CI: -24.07, -7.18), low-density lipoprotein cholesterol (WMD: -8.35 mg/dL, 95% CI: -15.47, -1.24) and triglyceride (WMD: -40.85 mg/dL, 95% CI: -67.46, -14.24) were significant except for high-density lipoprotein cholesterol (WMD: 1.05 mg/dL, 95% CI: -3.44, 5.54). The subgroup analytic results from findings unveiled that classifying studies according to species, disease model, duration, SFN dosage as well as administration route could not explain the heterogeneity among studies and change the results. In summary, these findings provide new insights concerning preclinical strategies for treating diseases including obesity, diabetes, hypertension, non-alcoholic fatty liver disease as well as cardiovascular disease with SFN supplements.


2021 ◽  
Author(s):  
Jingyi Ren ◽  
Yiting Sun ◽  
Jiaqi An ◽  
Fengge Chen ◽  
Bowen Yin ◽  
...  

Abstract Background: The studies that assessed proanthocyanidins (PCs) supplementation on lipid profile revealed contradictory results. The objective of this meta-analysis was to investigate the influence of PCs supplementation on lipid profile.Methods: Six databases (Pubmed, Web of Science, Cochrane Library, Scopus, EMBASE, and Google Scholar) were searched to identify for published relevant studies up to June 9, 2021. The weighted mean difference (WMD) and the corresponding standard deviations (SD) of the total cholesterol (TC), high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), and triglycerides (TG) were calculated to estimate the pooled effect. Results: A total of 1411 articles were identified through database searching, of which, seven studies were included in the meta-analysis. Pooled analysis suggested that PCs supplementation effectively affected the level of HDL-C (WMD: 2.716, 95% CI: 0.269, 5.163, p = 0.030), but had no significant effect on TC (WMD: -0.201, 95% CI: -6.443, 6.041, p=0.950), LDL-C (WMD: -3.000, 95% CI: -8.254, 2.254, p = 0.263), and TG (WMD: -8.874, 95% CI: -21.009, 3.260, p =0.152). In the subgroup analyses, a significant enhance in HDL-C in people with a shorter intervention duration (duration < 12 weeks) or people with a higher BMI (BMI ≥ 24 kg/m2). Conclusion: The present systematic review and meta-analysis suggest that PCs supplementation had no effects on TC, LDL-C or TG, whereas it may contribute to a change on HDL-C. Additional high-quality studies are needed to confirm this result.


2022 ◽  
Vol 23 (2) ◽  
pp. 602
Author(s):  
Ka Young Kim ◽  
Ki Young Shin ◽  
Keun-A Chang

Stroke is a primary debilitating disease in adults, occurring in 15 million individuals each year and causing high mortality and disability rates. The latest estimate revealed that stroke is currently the second leading cause of death worldwide. Post-stroke cognitive impairment (PSCI), one of the major complications after stroke, is frequently underdiagnosed. However, stroke has been reported to increase the risk of cognitive impairment by at least five to eight times. In recent decades, peripheral blood molecular biomarkers for stroke have emerged as diagnostic, prognostic, and therapeutic targets. In this study, we aimed to evaluate some blood-derived proteins for stroke, especially related to brain damage and cognitive impairments, by conducting a systematic review and meta-analysis and discussing the possibility of these proteins as biomarkers for PSCI. Articles published before 26 July 2021 were searched in PubMed, Embase, the Web of Science, and the Cochrane Library to identify all relevant studies reporting blood biomarkers in patients with stroke. Among 1820 articles, 40 were finally identified for this study. We meta-analyzed eight peripheral biomarker candidates: homocysteine (Hcy), high-density lipoprotein cholesterol (HDL-C), C-reactive protein (CRP), low-density lipoprotein cholesterol (LDL-C), total cholesterol (TC), triglyceride (TG), uric acid, and glycated hemoglobin (HbA1c). The Hcy, CRP, TC, and LDL-C levels were significantly higher in patients with PSCI than in the non-PSCI group; however, the HDL-C, TG, uric acid, and HbA1c levels were not different between the two groups. Based on our findings, we suggest the Hcy, CRP, TC, and LDL-C as possible biomarkers in patients with post-stroke cognitive impairment. Thus, certain blood proteins could be suggested as effective biomarkers for PSCI.


2021 ◽  
Vol 12 ◽  
Author(s):  
Ye Gao ◽  
Jiandong Lu ◽  
Xinhong Liu ◽  
Jingqi Liu ◽  
Qirui Ma ◽  
...  

Purpose: Using meta-analysis to evaluate the effect of various long-term exercises (more than 4 weeks) on liver lipid metabolism of Chinese patients with non-alcoholic fatty liver disease (NAFLD) and provides more targeted exercise recommendations.Methods: Four databases consisting of PubMed, Web of Science, China Science and Technology Journal Database (VIP), China Knowledge Resource Integrated Database (CNKI) were searched up to May 2021. Randomized controlled trials (RCTs) were eligible, and the outcomes of body composition, lipid metabolism [including triglyceride (TG), total cholesterol (TC), low-density lipoprotein-cholesterol (LDL-C), and high-density lipoprotein-cholesterol (HDL-C)], and liver function [including alanine aminotransferase (ALT) and aspartate aminotransferase (AST)] were used to assess the effectiveness of long-term exercise on Chinese patients with NAFLD.Results: Eleven articles with a total of 13 data points (involving 1,006 participants) satisfied the inclusion criteria and were pooled in the meta-analysis. The findings demonstrated that long-term exercise decreased the level of TG [−0.50, 95%CI (−0.64, −0.36)], TC [−0.55, 95%CI (−0.92, −0.18)], LDL-C [−0.29, 95%CI (−0.43, −0.15)], ALT [−3.45, 95%CI (−6.78, −0.12)], AST [−6.91, 95%CI (−10.00, −3.81)], and body mass index (BMI) of patients who did exercise last more than 6 months [−1.55, 95%CI (−2.32, −0.79)] significantly. The effect on HDL-C was not obvious.Conclusion: Long-term exercise can improve the levels of TG, TC, LDL-C, ALT, and AST in Chinese patients with NAFLD significantly, and exercise last more than 6 months can decrease the BMI of Chinese patients with NAFLD.


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