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. 2023 Apr 17;11:1148974. doi: 10.3389/fpubh.2023.1148974

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Copyright © 2023 Almstrand, Bredberg, Runström Eden, Karlsson, Assenhöj, Koca, Olin and Tinnerberg.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Principal component analysis (A) score plot of PC lipids (R2X(cum) = 0.575, Q2 (cum) = 0.282), filled circles: AM operators, unfilled circles: controls. t(1): first principal component, t(2):second principal component and (B) corresponding loadings plot. A variable with a positive loading is positively correlated to the principal component, and negative loadings indicate a negative correlation. PC: phosphatidylcholine, number of carbons:number of double bonds.