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. 2021 Apr 22;10(5):916. doi: 10.3390/foods10050916

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Plot of principal components obtained using total and intrapositional FA % compositions of TAG of HSO samples. ITA, Italian samples; EEU, Extra-European Union samples; C18:1n9+n7, oleic and octadecenoic; C20:1n9, gondoic; C18:2n6, linoleic; C18:3n3, α-linolenic; C18:3n6, γ-linoleic; C18:4n3, stearidonic acids. The letter T after FA indicates that the variable refers to the composition of FA in the total TAG; the abbreviation sn1, sn2, or sn3 after FA indicates that the variable refers to the composition of FA in TAG sn-1, sn-2 or sn-3 position, respectively.