Objective:To explore the significance of serum Retinol binding protein 4(RBP4)and its relationship with coronary artery lesion in patients with senior coronary heart disease accompanying T2DM by determining the level ...Objective:To explore the significance of serum Retinol binding protein 4(RBP4)and its relationship with coronary artery lesion in patients with senior coronary heart disease accompanying T2DM by determining the level of serum RBP4 and Gensini score.Methods:30 cases of patients who were 60 years old above with coronary heart disease accompanying T2DM were selected and included in the experimental group,and 30 cases of patients of 60 years old above with coronary heart disease alone were included in the control group.Both groups of patients were given CAG examinations.In addition,Gensini score was calculated according to different degrees and parts of coronary artery lesion.It was required to record each patient’s age,gender,fasting blood glucose(FPG),triglycerides(TG),total cholesterol(TC),high density lipoprotein cholesterol(HDL-C),low density lipoprotein cholesterol(LDL-C),glycated hemoglobin(HbA1c)and other laboratory examination indexes.ELISA was used to detect the level of serum RBP4 in each group,and statistical analysis was performed to the data in each group.Results:(1)RBP4 level,GS score,FPG and LDL-C in the experimental group were all higher than those in the control group,and the difference was of statistical significance(p<.05).There was no statistically significant difference in age,gender,TC,TG and HDL-C between two groups.(2)RBP4 was positively correlated to FPG and HbA1c.(3)In patients with senior coronary heart disease accompanying diabetes mellitus,HbA1c was positively correlated to GS score,RBP4 and FPG.(4)RBP4 was a risk factor for coronary artery stenosis in patients with senior coronary heart disease accompanying diabetes mellitus.Conclusions:The level of serum RBP4 in patients with senior coronary heart disease accompanying diabetes mellitus is higher than that in patients with coronary heart disease alone,with a deeper degree of coronary artery lesion.The level of serum RBP4 is increased with the degree of lesion deepened in patients with senior coronary heart disease,suggesting that the level of serum RBP4 is expected to be an early predictor of coronary artery lesion for patients with senior coronary heart disease.展开更多
It has been reported that retinol-binding protein 4(RBP4) is associated to adiposity,insulin resistance,and type 2 diabetes.Meanwhile,circulating RBP4 levels are also affected by renal function.The aim of the present ...It has been reported that retinol-binding protein 4(RBP4) is associated to adiposity,insulin resistance,and type 2 diabetes.Meanwhile,circulating RBP4 levels are also affected by renal function.The aim of the present study is to investigate whether serum levels of RBP4 are primarily associated with different stages of chronic kidney disease(CKD) or type 2 diabetes,if there is more potential relevance between RBP4 and renal replacement therapy.The serum levels of RBP4 were assessed by commercial competitive enzyme-linked immunosorbent assay(ELISA)kit in 212 patients with the CKD stages 1—5 and in 24 healthy controls,while its correlation with clinical and metabolic parameters was analyzed.The serum level of RBP4 had a strong correlation with estimated glomerular filtration rate(e GFR)(P < 0.001).Stratified by e GFR and treatment,no more differences in RBP4 serum concentration were detected between type 2 diabetic and non-diabetic subjects [CKD stages 1—5,non-dialysis(ND),hemodialysis(HD) and peritoneal dialysis(PD);P > 0.05 for all].The elevation of RBP4 become higher in HD than in PD and ND in CKD5 patients(P = 0.008 and P = 0.04,respectively),while there was no significant difference between PD and ND groups.Multivariate linear regression analysis demonstrated three independent predictors of e GFR(β =-0.676,P < 0.001),C-reactive protein(CRP)(β =-0.573,P < 0.001) and creatine(β = 0.509,P = 0.024) in the study population.The study results demonstrated that the serum level of RBP4 was negatively related to the e GFR,whether diabetes mellitus(DM) affected the blood concentration of RBP4 or not.And the serum level of RBP4 exhibited significant difference in different renal replacement therapies.展开更多
文摘Objective:To explore the significance of serum Retinol binding protein 4(RBP4)and its relationship with coronary artery lesion in patients with senior coronary heart disease accompanying T2DM by determining the level of serum RBP4 and Gensini score.Methods:30 cases of patients who were 60 years old above with coronary heart disease accompanying T2DM were selected and included in the experimental group,and 30 cases of patients of 60 years old above with coronary heart disease alone were included in the control group.Both groups of patients were given CAG examinations.In addition,Gensini score was calculated according to different degrees and parts of coronary artery lesion.It was required to record each patient’s age,gender,fasting blood glucose(FPG),triglycerides(TG),total cholesterol(TC),high density lipoprotein cholesterol(HDL-C),low density lipoprotein cholesterol(LDL-C),glycated hemoglobin(HbA1c)and other laboratory examination indexes.ELISA was used to detect the level of serum RBP4 in each group,and statistical analysis was performed to the data in each group.Results:(1)RBP4 level,GS score,FPG and LDL-C in the experimental group were all higher than those in the control group,and the difference was of statistical significance(p<.05).There was no statistically significant difference in age,gender,TC,TG and HDL-C between two groups.(2)RBP4 was positively correlated to FPG and HbA1c.(3)In patients with senior coronary heart disease accompanying diabetes mellitus,HbA1c was positively correlated to GS score,RBP4 and FPG.(4)RBP4 was a risk factor for coronary artery stenosis in patients with senior coronary heart disease accompanying diabetes mellitus.Conclusions:The level of serum RBP4 in patients with senior coronary heart disease accompanying diabetes mellitus is higher than that in patients with coronary heart disease alone,with a deeper degree of coronary artery lesion.The level of serum RBP4 is increased with the degree of lesion deepened in patients with senior coronary heart disease,suggesting that the level of serum RBP4 is expected to be an early predictor of coronary artery lesion for patients with senior coronary heart disease.
基金the National Natural Science Foundation of China(Nos.81570603,81270824 and 81670632)the New-100 Talent Plan of Shanghai Jiao Tong University School of Medicine,the Shanghai Talents Development Fund(No.201350)the Shanghai Pujiang Talent Projects(No.15PJ1406700)
文摘It has been reported that retinol-binding protein 4(RBP4) is associated to adiposity,insulin resistance,and type 2 diabetes.Meanwhile,circulating RBP4 levels are also affected by renal function.The aim of the present study is to investigate whether serum levels of RBP4 are primarily associated with different stages of chronic kidney disease(CKD) or type 2 diabetes,if there is more potential relevance between RBP4 and renal replacement therapy.The serum levels of RBP4 were assessed by commercial competitive enzyme-linked immunosorbent assay(ELISA)kit in 212 patients with the CKD stages 1—5 and in 24 healthy controls,while its correlation with clinical and metabolic parameters was analyzed.The serum level of RBP4 had a strong correlation with estimated glomerular filtration rate(e GFR)(P < 0.001).Stratified by e GFR and treatment,no more differences in RBP4 serum concentration were detected between type 2 diabetic and non-diabetic subjects [CKD stages 1—5,non-dialysis(ND),hemodialysis(HD) and peritoneal dialysis(PD);P > 0.05 for all].The elevation of RBP4 become higher in HD than in PD and ND in CKD5 patients(P = 0.008 and P = 0.04,respectively),while there was no significant difference between PD and ND groups.Multivariate linear regression analysis demonstrated three independent predictors of e GFR(β =-0.676,P < 0.001),C-reactive protein(CRP)(β =-0.573,P < 0.001) and creatine(β = 0.509,P = 0.024) in the study population.The study results demonstrated that the serum level of RBP4 was negatively related to the e GFR,whether diabetes mellitus(DM) affected the blood concentration of RBP4 or not.And the serum level of RBP4 exhibited significant difference in different renal replacement therapies.
