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. Author manuscript; available in PMC: 2010 Sep 25.
Published in final edited form as: J Chromatogr A. 2009 Aug 11;1216(39):6746–6751. doi: 10.1016/j.chroma.2009.08.008

Table 1.

Concentration linear ranges and detection limits of AA, Trp, Gly and Ala

Analyte Linear regression equation Linear ranges (µM) R2 LODc (µM)
AA A=18.36C+13.87 3.0-600 0.9916 1.3
Trp A=19.15C+18.16 4.0-400 0.9913 2.1
Gly A=23.12C+12.39 3.5-400 0.9986 1.6
Ala A=20.19C+13.35 3.5-400 0.9994 1.8

R2: linear correlation coefficient; A: peak area (relative CL intensity); C: concentration of analytes (µM)