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. 2013 Jul 29;8(7):e69589. doi: 10.1371/journal.pone.0069589

Figure 1. The observed retention time values of identified PCs (empty circles).

Figure 1

Filled circles illustrate retention time of the authentic standards, PC(18:1/18:1), PC(18:0/20:4) and PC(18:0/22:6), confirming the predicted pattern.