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Table 2 Correlations of glycated peptides of Hb with fasting blood glucose, postprandial blood glucose, HbA1c, serum triglyceride, LDL, HDL, cholesterol, VLDL, creatinine and microalbuminuria by Pearson’s correlation method

From: Targeted quantification of N-1-(carboxymethyl) valine and N-1-(carboxyethyl) valine peptides of β-hemoglobin for better diagnostics in diabetes

Sl. No. Chain, glycation site and type of modification Precursor m/z Fasting blood glucose Postprandial blood glucose HbA1c HDL MIC
1 α-K-11-CML 436.491 0.423* 0.474** 0.569*** −0.3514 0.126
2 α-K-90-CML 665.54 0.411* 0.499** 0.546*** −0.326 −0.0284
3 α-K-90-CEL 668.34 0.406 0.515 0.554 −0.338 −0.0323
4 β-V-1-DFV 557.75 −0.05 0.284* 0.283* −0.317 0.132
5 β-V-1-CMV 505.75 0.515** 0.696*** 0.729*** −0.362 0.305
6 β-V-1-CEV 512.75 0.304* 0.673*** 0.549*** −0.332 0.089
7 β-V-1-CMV, K-8-CML and K-17 1112.56 0.384* 0.475** 0.540*** −0.383 0.093
8 β-K-61-CEL 792.04 0.376* 0.657*** 0.692*** −0.375 0.225
9 β-K-144-CML 754.4 0.379* 0.569*** 0.650*** −0.320 0.229
  1. * p < 0.05; ** p < 0.005; *** p < 0.0005