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. Author manuscript; available in PMC: 2016 Aug 1.
Published in final edited form as: Clin Biochem. 2015 May 8;48(12):788–795. doi: 10.1016/j.clinbiochem.2015.04.023

Figure 2.

Figure 2

Fluorescence UPLC chromatograms of ALA derivative with and without addition of 0.5 μM authentic ALA. The energy of the truncated glycine derivative peak was 121 (Y axis). The energy peak heights for 0.0 and 0.5 μM ALA were at 1.1 and 2.5, respectively.