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. 2016 Jan 12;4:e1529. doi: 10.7717/peerj.1529

Figure 3.

Figure 3

(A) PCA based on Pareto-scaled raw data showing the separation between sea water controls (black), male (red) and female (blue) exudate samples. (B) PCA on the reduced data-set containing only compounds indicated to be of copepod origin in the control-male and control-female OPLS-DA analysis show a systematic difference also between male and female exudates.