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. 2019 Feb 5;6:3. doi: 10.3389/fnut.2019.00003

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Copyright © 2019 Tufariello, Durante, Veneziani, Taticchi, Servili, Bleve and Mita.

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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PCA of volatile compounds associated with (A) POC inoculated with yeast isolates and (B) POC inoculated with LAB isolates. PCA variables were the data obtained from the concentration and presence of volatile compounds and of main phenols and the different microbial isolates. The figure displays the sample scores and variable loadings in the planes formed by PC1–PC2.