Reduction in Circulating Advanced Glycation End Products by Mediterranean Diet Is Associated with Increased Likelihood of Type 2 Diabetes Remission in Patients with Coronary Heart Disease: From the Cordioprev Study

2020 ◽  
pp. 1901290
Author(s):  
Francisco M. Gutierrez‐Mariscal ◽  
Magdalena P. Cardelo ◽  
Silvia la Cruz ◽  
Juan F. Alcala‐Diaz ◽  
Irene Roncero‐Ramos ◽  
...  
2014 ◽  
Vol 17 (2) ◽  
pp. 47-55
Author(s):  
Ekaterina Vladimirovna Ivannikova ◽  
Victor Yurievich Kalashnikov ◽  
Olga Mikhailovna Smirnova ◽  
Alexander Borisovich Kuznetsov ◽  
Сергей Anatolievich Terekhin ◽  
...  

Objective. To determine the levels of fibroblast transforming growth factor (TGF?1), basic fibroblast growth factor (?-FGF), markers of nonspecific inflammatory response (interleukin-6 (IL-6)), C-reactive protein (CRP), advanced glycation end-products (AGEs) and their receptors (RAGEs) and to study their effect on the intima-media complex (IMC) thickness in patients with coronary heart disease (CHD) and type 2 diabetes, depending on carbohydrate metabolism compensation. Materials and Methods. 37 patients with CHD underwent a general clinical examination, analysis of the carbohydrate and lipid metabolism parameters and the renal function, and also were evaluated with instrumental methods of analysis (echocardiography, coronary angiography and duplex scanning of the brachiocephalic arteries). To determine the level of the analyzed parameters, blood samples were taken from the aorta during coronary angiography and concomitantly from the cubital vein in all patients. Results. The presence of diabetes mellitus (DM) in patients with CHD was found to be associated with a more severe atherosclerotic disease of the coronary and brachiocephalic vessels. A direct correlation between the degree of stenosis and the level of fibroblast growth factors, inflammatory factors, and advanced glycation end-products was found. A direct correlation between AGE and TGF?1 and the lipid metabolism parameters was established. A statistically significant elevation of the studied parameters in the arterial and venous blood of patients with DM was revealed. Conclusion. These findings confirm the relationship between connective tissue disorders and lipid metabolism in the pathogenesis of atherosclerosis. A negative effect of hyperglycaemia on atherosclerotic changes of the vascular wall was demonstrated.


2004 ◽  
Vol 5 (2) ◽  
pp. 163-169 ◽  
Author(s):  
A. E. Buchs ◽  
A. Kornberg ◽  
M. Zahavi ◽  
D. Aharoni ◽  
C. Zarfati ◽  
...  

The aim of the study was to determine the correlation between the expression of tissue factor (TF) and the receptor for advanced glycation end products (RAGEs) and vascular complications in patients with longstanding uncontrolled type 2 diabetes (T2D). TF and RAGE mRNAs as well as TF antigen and activity were investigated in 21 T2D patients with and without vascular complications. mRNA expression was assessed by reverse transcriptase–polymerase chain reaction (RT-PCR) in nonstimulated and advanced glycation end product (AGE) albumin–stimulated peripheral blood mononuclear cells (PBMCs). TF antigen expression was determined by enzyme-linked immunosorbent assay (ELISA) and TF activity by a modified prothrombin time assay. Basal RAGE mRNA expression was 0.2 ± 0.06 in patients with complications and 0.05 ± 0.06 patients without complications (P= .004). Stimulation did not cause any further increase in either group. TF mRNA was 0.58 ± 0.29 in patients with complications and 0.21 ± 0.18 in patients without complications (P= .003). Stimulation resulted in a nonsignificant increase in both groups. Basal TF activity (U/106PBMCs) was 18.4 ± 13.2 in patients with complications and 6.96 ± 5.2 in patients without complications (P= .003). It increased 3-fold in both groups after stimulation (P= .001). TF antigen (pg/106PBMCs) was 33.7 ± 28.6 in patients with complications, 10.4 ± 7.8 in patients without complications (P= .02). Stimulation tripled TF antigen in both groups of patients (P= .001). The RAGE/TF axis is up-regulated inT2Dpatients with vascular complications as compared to patients without complications. This suggests a role for this axis in the pathogenesis of vascular complications in T2D.


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