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. Author manuscript; available in PMC: 2016 Nov 21.
Published in final edited form as: Analyst. 2015 Nov 21;140(22):7572–7577. doi: 10.1039/c5an01597a

Table 3.

LPA analysis in human plasma using LC-ESI/MS. (n=3)

LPA
species		 Non-spiked Spikeda
average
(μM)		 σ average
(μM)		 σ recovery
(%)
14:0 0.25 0.02 1.19 0.03 94.6
20:4 0.23 0.02 1.25 0.06 101.8
16:0 0.37 0.02 1.42 0.05 105.2
18:1 0.26 0.03 1.29 0.04 103.3
18:0 0.34 0.01 1.36 0.05 101.7
Total 1.45 0.05 6.51 0.10 101.3
a

Samples are spiked with 1 μM of the respective LPA subspecies.