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. Author manuscript; available in PMC: 2015 Jul 29.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2013 Dec 16;0:186–191. doi: 10.1016/j.jchromb.2013.12.010

Fig. 3.

Fig. 3

Transitions acquired for Exendin[9-39] and its internal standard for three standards of the calibration curve 15.5, 560 and 1260 ng/mL. SRM chromatograms of Exendin[9-39] and its internal standard after extraction from human plasma collected from one patient during the pilot study at times 120, 240 and 360 min.