Association of C(-106)T Polymorphism in Aldose Reductase Gene with Diabetic Retinopathy in Chinese Patients with Type 2 Diabetes Mellitus

2014 ◽  
Vol 29 (1) ◽  
pp. 1-6 ◽  
Author(s):  
Yu Deng ◽  
Xiu-fen Yang ◽  
Hong Gu ◽  
Apiradee Lim ◽  
Munkhtulga Ulziibat ◽  
...  
2001 ◽  
Vol 18 (11) ◽  
pp. 906-914 ◽  
Author(s):  
M. Neamat-Allah ◽  
S. A. Feeney ◽  
D. A. Savage ◽  
A. P. Maxwell ◽  
R. L. Hanson ◽  
...  

2018 ◽  
Vol 2018 ◽  
pp. 1-8 ◽  
Author(s):  
Jin-Song Zhao ◽  
Hui-Xiang Jin ◽  
Jia-Lin Gao ◽  
Chun Pu ◽  
Peng Zhang ◽  
...  

Extracellular superoxide dismutase (ecSOD) is the major extracellular scavenger of reactive oxygen species and associated with the diabetic complication in patients with type 2 diabetes mellitus (T2DM). We aimed to investigate the serum ecSOD activity in Chinese patients with different stages of diabetic retinopathy (DR) and evaluate the association between the serum ecSOD activity and the severity of DR. A total of 343 T2DM patients were categorized into three groups: nondiabetic retinopathy (NDR) group, nonproliferative diabetic retinopathy (NPDR) group, and proliferative diabetic retinopathy (PDR) group. Serum ecSOD activities were measured by the autoxidation of the pyrogallol method. In this study, 271, 46, and 26 patients were enrolled in the NDR, NPDR, and PDR groups, respectively. We found a significantly decreased trend of serum ecSOD activity among NDR subjects (118.0 ± 11.5 U/mL) compared to NPDR subjects (108.5 ± 11.9 U/mL) (P<0.001) and NPDR subjects compared to PDR subjects (102.7 ± 12.4 U/mL) (P=0.041). Serum ecSOD activity was an independent risk factor for DR (OR = 0.920, P<0.001) and was associated with the progression of DR. Serum ecSOD activity might be a biomarker for DR screening and evaluation of the clinical severity of DR in Chinese T2DM patients.


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