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Table 2 The precursor and product m/z values for analyzed polyunsaturated fatty acids

From: LC-MS/MS analysis of plasma polyunsaturated fatty acids in type 2 diabetic patients after insulin analog initiation therapy

 

Precursor m/z

Product m/z

DGLA (C20:3n6)

304.80

59.00, 260.70

AA (C20:4n6)

303.10

59.00, 258.90

EPA (C20:5n3)

301.10

59.10, 256.70

DHA (C22:6n3)

327.10

59.10, 283.20

AA-d8

311.10

59.10, 97.90, 267.10

  1. DGLA, dihomo-gamma-linolenic acid; AA, arachidonic acid; EPA, eicosapentaenoic acid; DHA, docosahexaenoic acid.